|
CAPITAL STOCK, STOCK PLANS, WARRANTS AND INCENTIVE COMPENSATION (Details) (USD $)
|
12 Months Ended |
|
|
Dec. 31, 2012
|
Dec. 31, 2011
|
Dec. 31, 2010
|
May 08, 2012
|
| Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |
|
|
|
|
|
|
|
| Vesting period |
6 months
|
|
3 years
|
|
|
|
|
| Proceeds from options exercises |
|
|
|
|
$ 509,000
|
|
|
| Proceeds from issuance of private placement |
|
|
1,000,000
|
|
|
|
|
| Share price of stock issued in private placement (in dollars per share) |
|
|
$ 6.15
|
|
|
|
|
| Shares of our Common Stock issued (shares) |
|
|
|
|
70,000
|
|
|
| Shares [Abstract] |
|
|
|
|
|
|
|
| Balance at beginning of year (in shares) |
607,967
|
|
|
|
|
|
|
| Granted (in shares) |
12,000
|
|
|
|
|
|
|
| Exercised (in shares) |
0
|
|
|
|
|
|
|
| Forfeited/expired (in shares) |
(91,167)
|
|
|
|
|
|
|
| Balance at end of year (in shares) |
528,800
|
[1] |
607,967
|
|
|
|
|
| Options exercisable at year end (in shares) |
439,300
|
[2] |
0
|
[3] |
0
|
[3] |
|
| Options vested and expected to be vested at end of year (in shares) |
528,800
|
|
|
|
|
|
|
| Weighted Average Exercise Price [Abstract] |
|
|
|
|
|
|
|
| Balance at beginning of year (in dollars per share) |
$ 9.89
|
|
|
|
|
|
|
| Granted (in dollars per share) |
$ 5.50
|
|
|
|
|
|
|
| Exercised (in dollars per share) |
$ 0
|
|
|
|
|
|
|
| Forfeited/expired (in dollars per share) |
$ 9.72
|
|
|
|
|
|
|
| Balance at end of year (in dollars per share) |
$ 9.82
|
[1] |
$ 9.89
|
|
|
|
|
| Options exercisable (in dollars per share) |
$ 10.38
|
[2] |
|
|
|
|
|
| Options vested and expected to be vested (in dollars per share) |
$ 9.82
|
|
|
|
|
|
|
| Weighted Average Remaining Contractual Term [Abstract] |
|
|
|
|
|
|
|
| Options outstanding end of period (in years) |
3 years 6 months
|
[1] |
|
|
|
|
|
| Options exercisable (in years) |
2 years 9 months 18 days
|
[2] |
|
|
|
|
|
| Options vested and expected to be vested (in years) |
3 years 6 months
|
|
|
|
|
|
|
| Aggregate Intrinsic Value [Abstract] |
|
|
|
|
|
|
|
| Exercised |
0
|
|
|
|
|
|
|
| Options outstanding end of year |
0
|
[1] |
|
|
|
|
|
| Options exercisable |
0
|
[2] |
|
|
|
|
|
| Options vested and expected to be vested |
0
|
|
|
|
|
|
|
| Options exercise price range, minimum (in dollars per share) |
$ 5.50
|
|
|
|
|
|
|
| Options exercise price range, maximum (in dollars per share) |
$ 14.75
|
|
|
|
|
|
|
| Warrants [Abstract] |
|
|
|
|
|
|
|
| Warrants outstanding (in shares) |
0
|
|
|
|
|
|
30,000
|
| Exercise price of warrants (in dollars per share) |
|
|
|
|
|
|
$ 7.5
|
| Number of warrants outstanding |
0
|
|
|
|
|
|
3
|
| Shares Reserved [Abstract] |
|
|
|
|
|
|
|
| Shares available for future issues (in shares) |
528,800
|
|
|
|
|
|
|
|
Minimum [Member]
|
|
|
|
|
|
|
|
| Weighted Average Exercise Price [Abstract] |
|
|
|
|
|
|
|
| Granted (in dollars per share) |
|
|
|
|
$ 6.25
|
|
|
| Aggregate Intrinsic Value [Abstract] |
|
|
|
|
|
|
|
| Exercise price range of options exercisable |
$ 7.05
|
|
|
|
|
|
|
|
Maximum [Member]
|
|
|
|
|
|
|
|
| Weighted Average Exercise Price [Abstract] |
|
|
|
|
|
|
|
| Granted (in dollars per share) |
|
|
|
|
$ 10.95
|
|
|
| Aggregate Intrinsic Value [Abstract] |
|
|
|
|
|
|
|
| Exercise price range of options exercisable |
$ 14.75
|
|
|
|
|
|
|
|
2003 Outside Directors Stock Plan [Member]
|
|
|
|
|
|
|
|
| Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |
|
|
|
|
|
|
|
| Vesting period |
6 months
|
|
|
|
|
|
|
| Number of options granted upon re-election to the Board (in shares) |
12,000
|
|
|
|
|
|
|
| Number of options granted upon initial election to the Board (in shares) |
30,000
|
|
|
|
|
|
|
| Number of shares authorized (in shares) |
1,000,000
|
|
|
|
|
|
|
| Shares of our Common Stock issued (shares) |
34,055
|
|
29,812
|
|
25,455
|
|
|
| Additional quarterly fee due to additional responsibility |
5,500
|
|
|
|
|
|
|
| Additional quarterly fee due to additional time commitment |
1,000
|
|
|
|
|
|
|
| Board meeting attendance fee |
1,000
|
|
|
|
|
|
|
| Telephonic conference call fee |
500
|
|
|
|
|
|
|
| Percentage of fair market value of common stock to determine the number of shares to directors (in hundredths) |
75.00%
|
|
|
|
|
|
|
| Shares [Abstract] |
|
|
|
|
|
|
|
| Balance at beginning of year (in shares) |
151,200
|
|
133,200
|
|
118,800
|
|
|
| Granted (in shares) |
12,000
|
|
18,000
|
|
14,400
|
|
|
| Balance at end of year (in shares) |
163,200
|
|
151,200
|
|
133,200
|
|
|
| Options exercisable at year end (in shares) |
151,200
|
|
133,200
|
|
118,800
|
|
|
| Weighted Average Exercise Price [Abstract] |
|
|
|
|
|
|
|
| Balance at beginning of year (in dollars per share) |
$ 10.56
|
|
$ 11.04
|
|
$ 11.36
|
|
|
| Granted (in dollars per share) |
$ 5.50
|
|
$ 7.05
|
|
$ 8.40
|
|
|
| Balance at end of year (in dollars per share) |
$ 10.19
|
|
$ 10.56
|
|
$ 11.04
|
|
|
| Options exercisable (in dollars per share) |
$ 10.56
|
|
$ 11.04
|
|
$ 11.36
|
|
|
| Aggregate Intrinsic Value [Abstract] |
|
|
|
|
|
|
|
| Options outstanding end of year |
0
|
[4] |
12,600
|
[4] |
0
|
[4] |
|
| Options exercisable |
0
|
[4] |
0
|
[4] |
0
|
[4] |
|
|
2003 Outside Directors Stock Plan [Member] | Minimum [Member]
|
|
|
|
|
|
|
|
| Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |
|
|
|
|
|
|
|
| Directors fees |
6,500
|
|
|
|
|
|
|
| Director's fee in terms of common stock shares (in hundredths) |
65.00%
|
|
|
|
|
|
|
|
2003 Outside Directors Stock Plan [Member] | Maximum [Member]
|
|
|
|
|
|
|
|
| Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |
|
|
|
|
|
|
|
| Directors fees |
8,000
|
|
|
|
|
|
|
| Director's fee in terms of common stock shares (in hundredths) |
100.00%
|
|
|
|
|
|
|
|
1993 Non-qualified Stock Option Plan [Member]
|
|
|
|
|
|
|
|
| Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |
|
|
|
|
|
|
|
| Terms of award (in years) |
10Y
|
|
|
|
|
|
|
| Shares held as treasury stock |
|
|
|
|
7,642
|
|
|
| Value of shares added to treasury stock |
|
|
|
|
88,000
|
|
|
| Shares [Abstract] |
|
|
|
|
|
|
|
| Balance at beginning of year (in shares) |
71,600
|
|
126,072
|
|
198,272
|
|
|
| Exercised (in shares) |
0
|
|
0
|
|
(70,000)
|
|
|
| Forfeited/expired (in shares) |
(1,100)
|
|
(54,472)
|
|
(2,200)
|
|
|
| Balance at end of year (in shares) |
70,500
|
|
71,600
|
|
126,072
|
|
|
| Options exercisable at year end (in shares) |
70,500
|
|
71,600
|
|
126,072
|
|
|
| Weighted Average Exercise Price [Abstract] |
|
|
|
|
|
|
|
| Balance at beginning of year (in dollars per share) |
$ 10.95
|
|
$ 10.02
|
|
$ 9.46
|
|
|
| Exercised (in dollars per share) |
$ 0
|
|
$ 0
|
|
$ 8.52
|
|
|
| Forfeited/expired (in dollars per share) |
$ 10.95
|
|
$ 8.79
|
|
$ 7.25
|
|
|
| Balance at end of year (in dollars per share) |
$ 10.95
|
|
$ 10.95
|
|
$ 10.02
|
|
|
| Options exercisable (in dollars per share) |
$ 10.95
|
|
$ 10.95
|
|
$ 10.02
|
|
|
| Aggregate Intrinsic Value [Abstract] |
|
|
|
|
|
|
|
| Exercised |
0
|
[4] |
0
|
[4] |
227,000
|
[4] |
|
| Options outstanding end of year |
0
|
[4] |
0
|
[4] |
0
|
[4] |
|
| Options exercisable |
0
|
[4] |
0
|
[4] |
0
|
[4] |
|
|
1993 Non-qualified Stock Option Plan [Member] | Employee [Member]
|
|
|
|
|
|
|
|
| Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |
|
|
|
|
|
|
|
| Number of shares surrendered for payment to exercise options (in shares) |
|
|
|
|
7,642
|
|
|
| Number of options to purchase shares from shares surrendered (in shares) |
|
|
|
|
14,000
|
|
|
| Weighted Average Exercise Price [Abstract] |
|
|
|
|
|
|
|
| Exercised (in dollars per share) |
|
|
|
|
$ 6.25
|
|
|
|
2004 Stock Option Plan [Member]
|
|
|
|
|
|
|
|
| Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |
|
|
|
|
|
|
|
| Terms of award (in years) |
10Y
|
|
|
|
|
|
|
| Number of shares authorized (in shares) |
2,000,000
|
|
|
|
|
|
|
| Shares [Abstract] |
|
|
|
|
|
|
|
| Balance at beginning of year (in shares) |
264,167
|
|
274,834
|
|
284,833
|
|
|
| Forfeited/expired (in shares) |
(82,067)
|
|
(10,667)
|
|
(10,000)
|
|
|
| Balance at end of year (in shares) |
182,100
|
|
264,167
|
|
274,834
|
|
|
| Options exercisable at year end (in shares) |
182,100
|
|
256,167
|
|
204,467
|
|
|
| Weighted Average Exercise Price [Abstract] |
|
|
|
|
|
|
|
| Balance at beginning of year (in dollars per share) |
$ 10.17
|
|
$ 10.21
|
|
$ 10.25
|
|
|
| Forfeited/expired (in dollars per share) |
$ 9.33
|
|
$ 11.27
|
|
$ 11.30
|
|
|
| Balance at end of year (in dollars per share) |
$ 10.55
|
|
$ 10.17
|
|
$ 10.21
|
|
|
| Options exercisable (in dollars per share) |
$ 10.55
|
|
$ 10.26
|
|
$ 10.18
|
|
|
| Aggregate Intrinsic Value [Abstract] |
|
|
|
|
|
|
|
| Options outstanding end of year |
0
|
[4] |
18,900
|
[4] |
30,900
|
[4] |
|
| Options exercisable |
0
|
[4] |
13,700
|
[4] |
14,100
|
[4] |
|
|
2010 Stock Option Plan [Member]
|
|
|
|
|
|
|
|
| Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |
|
|
|
|
|
|
|
| Terms of award (in years) |
10Y
|
|
|
|
|
|
|
| Number of shares authorized (in shares) |
1,000,000
|
|
|
|
|
|
|
| Shares [Abstract] |
|
|
|
|
|
|
|
| Balance at beginning of year (in shares) |
60,000
|
[3] |
0
|
[3] |
0
|
[3] |
|
| Granted (in shares) |
0
|
[3] |
60,000
|
[3] |
0
|
[3] |
|
| Balance at end of year (in shares) |
60,000
|
[3] |
60,000
|
[3] |
0
|
[3] |
|
| Options exercisable at year end (in shares) |
20,000
|
[3] |
0
|
[3] |
0
|
[3] |
|
| Weighted Average Exercise Price [Abstract] |
|
|
|
|
|
|
|
| Balance at beginning of year (in dollars per share) |
$ 7.85
|
[3] |
$ 0
|
[3] |
$ 0
|
[3] |
|
| Granted (in dollars per share) |
$ 0
|
[3] |
$ 7.85
|
[3] |
$ 0
|
[3] |
|
| Balance at end of year (in dollars per share) |
$ 7.85
|
[3] |
$ 7.85
|
[3] |
$ 0
|
[3] |
|
| Options exercisable (in dollars per share) |
$ 7.85
|
[3] |
$ 0
|
[3] |
$ 0
|
[3] |
|
| Aggregate Intrinsic Value [Abstract] |
|
|
|
|
|
|
|
| Options outstanding end of year |
0
|
[3],[4] |
0
|
[3],[4] |
0
|
[3],[4] |
|
| Options exercisable |
0
|
[3],[4] |
0
|
[3],[4] |
0
|
[3],[4] |
|
|
2010 Stock Option Plan [Member] | Ten Percent Shareholder [Member]
|
|
|
|
|
|
|
|
| Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |
|
|
|
|
|
|
|
| Terms of award (in years) |
5Y
|
|
|
|
|
|
|
| Percentage of fair market value of common stock to determine the number of shares to directors (in hundredths) |
110.00%
|
|
|
|
|
|
|
|
Non-Qualified Stock Option Agreement [Member]
|
|
|
|
|
|
|
|
| Shares [Abstract] |
|
|
|
|
|
|
|
| Balance at beginning of year (in shares) |
50,000
|
[5] |
0
|
[5] |
0
|
[5] |
|
| Granted (in shares) |
0
|
[5] |
50,000
|
[5] |
0
|
[5] |
|
| Balance at end of year (in shares) |
50,000
|
[5] |
50,000
|
[5] |
0
|
[5] |
|
| Options exercisable at year end (in shares) |
12,500
|
[5] |
0
|
[5] |
0
|
[5] |
|
| Weighted Average Exercise Price [Abstract] |
|
|
|
|
|
|
|
| Balance at beginning of year (in dollars per share) |
$ 6.75
|
[5] |
$ 0
|
[5] |
$ 0
|
[5] |
|
| Granted (in dollars per share) |
$ 0
|
[5] |
$ 6.75
|
[5] |
$ 0
|
[5] |
|
| Balance at end of year (in dollars per share) |
$ 6.75
|
[5] |
$ 6.75
|
[5] |
$ 0
|
[5] |
|
| Options exercisable (in dollars per share) |
$ 6.75
|
[5] |
$ 0
|
[5] |
$ 0
|
[5] |
|
| Aggregate Intrinsic Value [Abstract] |
|
|
|
|
|
|
|
| Options outstanding end of year |
0
|
[4],[5] |
50,000
|
[4],[5] |
0
|
[4],[5] |
|
| Options exercisable |
0
|
[4],[5] |
0
|
[4],[5] |
0
|
[4],[5] |
|
|
1992 Outside Directors Stock Plan [Member]
|
|
|
|
|
|
|
|
| Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |
|
|
|
|
|
|
|
| Number of options granted upon re-election to the Board (in shares) |
5,000
|
|
|
|
|
|
|
| Number of options granted upon initial election to the Board (in shares) |
15,000
|
|
|
|
|
|
|
| Number of shares authorized (in shares) |
500,000
|
|
|
|
|
|
|
| Percentage of fair market value of common stock to determine the number of shares to directors (in hundredths) |
75.00%
|
|
|
|
|
|
|
| Shares [Abstract] |
|
|
|
|
|
|
|
| Balance at beginning of year (in shares) |
11,000
|
|
17,000
|
|
20,000
|
|
|
| Forfeited/expired (in shares) |
(8,000)
|
|
(6,000)
|
|
(3,000)
|
|
|
| Balance at end of year (in shares) |
3,000
|
|
11,000
|
|
17,000
|
|
|
| Options exercisable at year end (in shares) |
3,000
|
|
11,000
|
|
17,000
|
|
|
| Weighted Average Exercise Price [Abstract] |
|
|
|
|
|
|
|
| Balance at beginning of year (in dollars per share) |
$ 12.23
|
|
$ 12.48
|
|
$ 11.88
|
|
|
| Forfeited/expired (in dollars per share) |
$ 13.65
|
|
$ 12.95
|
|
$ 8.44
|
|
|
| Balance at end of year (in dollars per share) |
$ 10.10
|
|
$ 12.23
|
|
$ 12.48
|
|
|
| Options exercisable (in dollars per share) |
$ 10.10
|
|
$ 12.23
|
|
$ 12.48
|
|
|
| Aggregate Intrinsic Value [Abstract] |
|
|
|
|
|
|
|
| Options outstanding end of year |
0
|
[4] |
0
|
[4] |
0
|
[4] |
|
| Options exercisable |
$ 0
|
[4] |
$ 0
|
[4] |
$ 0
|
[4] |
|
|
1992 Outside Directors Stock Plan [Member] | Minimum [Member]
|
|
|
|
|
|
|
|
| Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |
|
|
|
|
|
|
|
| Director's fee in terms of common stock shares (in hundredths) |
65.00%
|
|
|
|
|
|
|
|
1992 Outside Directors Stock Plan [Member] | Maximum [Member]
|
|
|
|
|
|
|
|
| Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |
|
|
|
|
|
|
|
| Director's fee in terms of common stock shares (in hundredths) |
100.00%
|
|
|
|
|
|
|
|
2003 Outside Directors Stock Plan First Amendment [Member]
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| Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |
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| Number of shares authorized (in shares) |
2,000,000
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2003 Outside Directors Stock Plan Second Amendment [Member]
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| Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |
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| Number of shares authorized (in shares) |
3,000,000
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Restricted Stock [Member]
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| Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |
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| Restricted shares purchased (in shares) |
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162,601
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| Shares issued in private placement |
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162,601
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