Note 10 - Operating Segments - Segment Financial Information (Details) - USD ($) $ in Thousands |
3 Months Ended | 9 Months Ended | |||||||||
---|---|---|---|---|---|---|---|---|---|---|---|
Sep. 30, 2015 |
Sep. 30, 2014 |
Sep. 30, 2015 |
Sep. 30, 2014 |
||||||||
Treatment [Member] | |||||||||||
Revenue from external customers | $ 10,866 | $ 12,705 | $ 31,702 | $ 29,773 | |||||||
Intercompany revenues | 32 | 34 | |||||||||
Gross profit | 3,696 | $ 4,943 | 8,265 | $ 6,379 | |||||||
Interest income | 4 | 6 | |||||||||
Interest expense | $ (1) | $ (10) | $ (34) | $ (35) | |||||||
Interest expense-financing fees | |||||||||||
Depreciation and amortization | $ 729 | $ 748 | $ 2,236 | $ 2,535 | |||||||
Loss from continuing operations | 2,681 | 3,985 | 5,124 | 2,977 | |||||||
Expenditures for segment assets | 58 | 3 | 303 | 334 | |||||||
Services [Member] | |||||||||||
Revenue from external customers | 6,443 | 4,200 | 15,562 | 10,333 | |||||||
Intercompany revenues | 7 | 19 | 22 | 64 | |||||||
Gross profit | $ 1,250 | $ 638 | $ 2,190 | $ 853 | |||||||
Interest income | |||||||||||
Interest expense | $ (1) | ||||||||||
Interest expense-financing fees | $ (2) | 2 | |||||||||
Depreciation and amortization | $ 172 | $ 213 | 552 | 709 | |||||||
Loss from continuing operations | 507 | 10 | 265 | (1,981) | |||||||
Expenditures for segment assets | 15 | 39 | 27 | 41 | |||||||
Segments Total [Member] | |||||||||||
Revenue from external customers | 17,309 | 16,905 | 47,264 | 40,106 | |||||||
Intercompany revenues | 39 | 19 | 56 | 64 | |||||||
Gross profit | 4,946 | $ 5,581 | 10,455 | $ 7,232 | |||||||
Interest income | 4 | 6 | |||||||||
Interest expense | $ (1) | $ (10) | (34) | $ (36) | |||||||
Interest expense-financing fees | (2) | 2 | |||||||||
Depreciation and amortization | $ 901 | $ 961 | 2,788 | 3,244 | |||||||
Loss from continuing operations | 3,188 | 3,995 | 5,389 | 996 | |||||||
Expenditures for segment assets | $ 73 | $ 42 | $ 330 | $ 375 | |||||||
Corporate and Other [Member] | |||||||||||
Revenue from external customers | [1] | [1] | [1] | ||||||||
Intercompany revenues | [1] | ||||||||||
Gross profit | [1] | ||||||||||
Interest income | [1] | $ 12 | $ 7 | $ 30 | $ 20 | ||||||
Interest expense | [1] | (123) | (128) | (356) | (469) | ||||||
Interest expense-financing fees | [1] | (56) | (52) | (169) | (135) | ||||||
Depreciation and amortization | [1] | 11 | 12 | 33 | 38 | ||||||
Loss from continuing operations | $ (1,904) | [1] | $ (1,651) | [1] | (5,711) | [1] | $ (4,716) | ||||
Expenditures for segment assets | [1] | 8 | |||||||||
Revenue from external customers | $ 17,309 | $ 16,905 | $ 47,264 | $ 40,106 | |||||||
Intercompany revenues | |||||||||||
Gross profit | $ 4,946 | $ 5,581 | $ 10,455 | $ 7,232 | |||||||
Interest income | 16 | 7 | 36 | 20 | |||||||
Interest expense | (124) | (138) | (390) | (505) | |||||||
Interest expense-financing fees | (56) | (52) | (171) | (133) | |||||||
Depreciation and amortization | 912 | 973 | 2,821 | 3,282 | |||||||
Loss from continuing operations | 1,284 | 2,344 | (322) | (3,720) | |||||||
Expenditures for segment assets | $ 73 | $ 42 | $ 338 | $ 375 | |||||||
|