Note 10 - Operating Segments - Segment Financial Information (Details) - USD ($) |
3 Months Ended | 9 Months Ended | ||||||||
---|---|---|---|---|---|---|---|---|---|---|
Sep. 30, 2016 |
Sep. 30, 2015 |
Sep. 30, 2016 |
Sep. 30, 2015 |
|||||||
Treatment [Member] | ||||||||||
Revenue, Net | $ 7,643,000 | $ 10,866,000 | $ 22,832,000 | $ 31,702,000 | ||||||
Intercompany revenues | 28,000 | 32,000 | 38,000 | 34,000 | ||||||
Gross profit | 837,000 | 3,696,000 | 1,280,000 | 8,265,000 | ||||||
Research and development | 95,000 | 49,000 | 321,000 | 137,000 | ||||||
Interest income | 4,000 | 3,000 | 6,000 | |||||||
Interest expense | (2,000) | (1,000) | (19,000) | (34,000) | ||||||
Interest expense-financing fees | ||||||||||
Depreciation and amortization | 1,019,000 | 729,000 | 2,437,000 | 2,236,000 | ||||||
Segment income (loss) before income taxes | (90,000) | 2,745,000 | (11,895,000) | [1] | 5,259,000 | |||||
Income tax (benefit) expense | (35,000) | (64,000) | 3,095,000 | [1] | (135,000) | |||||
Segment (loss) income | (125,000) | 2,681,000 | (8,800,000) | 5,124,000 | ||||||
Expenditures for segment assets | 63,000 | 58,000 | 86,000 | 303,000 | ||||||
Income Tax Expense (Benefit) | 35,000 | 64,000 | (3,095,000) | [1] | 135,000 | |||||
Services [Member] | ||||||||||
Revenue, Net | 5,278,000 | 6,443,000 | 14,936,000 | 15,562,000 | ||||||
Intercompany revenues | 8,000 | 7,000 | 23,000 | 22,000 | ||||||
Gross profit | 970,000 | 1,250,000 | 2,377,000 | 2,190,000 | ||||||
Research and development | 4,000 | 38,000 | ||||||||
Interest income | ||||||||||
Interest expense | (2,000) | (2,000) | ||||||||
Interest expense-financing fees | (2,000) | |||||||||
Depreciation and amortization | 161,000 | 172,000 | 482,000 | 552,000 | ||||||
Segment income (loss) before income taxes | 360,000 | 490,000 | 682,000 | 248,000 | ||||||
Income tax (benefit) expense | 17,000 | 17,000 | ||||||||
Segment (loss) income | 360,000 | 507,000 | 682,000 | 265,000 | ||||||
Expenditures for segment assets | 13,000 | 15,000 | 17,000 | 27,000 | ||||||
Income Tax Expense (Benefit) | (17,000) | (17,000) | ||||||||
Medical [Member] | ||||||||||
Revenue, Net | ||||||||||
Intercompany revenues | ||||||||||
Gross profit | ||||||||||
Research and development | 342,000 | 527,000 | 1,196,000 | 1,354,000 | ||||||
Interest income | ||||||||||
Interest expense | ||||||||||
Interest expense-financing fees | ||||||||||
Depreciation and amortization | ||||||||||
Segment income (loss) before income taxes | (342,000) | (527,000) | (1,196,000) | (1,354,000) | ||||||
Income tax (benefit) expense | ||||||||||
Segment (loss) income | (342,000) | (527,000) | (1,196,000) | (1,354,000) | ||||||
Expenditures for segment assets | 1,000 | |||||||||
Income Tax Expense (Benefit) | ||||||||||
Segments Total [Member] | ||||||||||
Revenue, Net | 12,921,000 | 17,309,000 | 37,768,000 | 47,264,000 | ||||||
Intercompany revenues | 36,000 | 39,000 | 61,000 | 56,000 | ||||||
Gross profit | 1,807,000 | 4,946,000 | 3,657,000 | 10,455,000 | ||||||
Research and development | 441,000 | 576,000 | 1,555,000 | 1,491,000 | ||||||
Interest income | 4,000 | 3,000 | 6,000 | |||||||
Interest expense | (4,000) | (1,000) | (21,000) | (34,000) | ||||||
Interest expense-financing fees | (2,000) | |||||||||
Depreciation and amortization | 1,180,000 | 901,000 | 2,919,000 | 2,788,000 | ||||||
Segment income (loss) before income taxes | (72,000) | 2,708,000 | (12,409,000) | 4,153,000 | ||||||
Income tax (benefit) expense | (35,000) | (47,000) | 3,095,000 | (118,000) | ||||||
Segment (loss) income | (107,000) | 2,661,000 | (9,314,000) | 4,035,000 | ||||||
Expenditures for segment assets | 76,000 | 73,000 | 104,000 | 330,000 | ||||||
Income Tax Expense (Benefit) | 35,000 | 47,000 | (3,095,000) | 118,000 | ||||||
Corporate and Other [Member] | ||||||||||
Revenue, Net | [2] | |||||||||
Intercompany revenues | [2] | |||||||||
Gross profit | [2] | |||||||||
Research and development | [2] | 7,000 | 15,000 | 9,000 | ||||||
Interest income | [2] | 31,000 | 12,000 | 75,000 | 30,000 | |||||
Interest expense | [2] | (97,000) | (123,000) | (356,000) | (356,000) | |||||
Interest expense-financing fees | [2] | (14,000) | (56,000) | (99,000) | (169,000) | |||||
Depreciation and amortization | [2] | 9,000 | 11,000 | 67,000 | 33,000 | |||||
Segment income (loss) before income taxes | [2] | (1,391,000) | (1,371,000) | (4,164,000) | (4,351,000) | |||||
Income tax (benefit) expense | [2] | (2,000) | (6,000) | (2,000) | (6,000) | |||||
Segment (loss) income | [2] | (1,393,000) | (1,377,000) | (4,166,000) | (4,357,000) | |||||
Expenditures for segment assets | [2] | 8,000 | ||||||||
Income Tax Expense (Benefit) | [2] | 2,000 | 6,000 | 2,000 | 6,000 | |||||
Revenue, Net | 12,921,000 | 17,309,000 | 37,768,000 | 47,264,000 | ||||||
Intercompany revenues | ||||||||||
Gross profit | 1,807,000 | 4,946,000 | 3,657,000 | 10,455,000 | ||||||
Research and development | 441,000 | 583,000 | 1,570,000 | 1,500,000 | ||||||
Interest income | 31,000 | 16,000 | 78,000 | 36,000 | ||||||
Interest expense | (101,000) | (124,000) | (377,000) | (390,000) | ||||||
Interest expense-financing fees | (14,000) | (56,000) | (99,000) | (171,000) | ||||||
Depreciation and amortization | 1,189,000 | 912,000 | 2,986,000 | 2,821,000 | ||||||
Segment income (loss) before income taxes | (1,463,000) | 1,337,000 | (16,573,000) | (198,000) | ||||||
Income tax (benefit) expense | (37,000) | (53,000) | 3,093,000 | (124,000) | ||||||
Segment (loss) income | (1,500,000) | 1,284,000 | (13,480,000) | (322,000) | ||||||
Expenditures for segment assets | 76,000 | 73,000 | 104,000 | 338,000 | ||||||
Income Tax Expense (Benefit) | $ 37,000 | $ 53,000 | $ (3,093,000) | $ 124,000 | ||||||
|