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Note 7 - Components Of Working Capital Accounts | 12 Months Ended
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Dec. 31, 2011
Supplemental Balance Sheet Disclosures [Text Block] |
7. | Components of working capital accounts
|  | December 31, 2011 |  |  | December 31, 2010 |
Inventories |  |  |  |  |  |
Work-in-progress |  | $ | 5,497 |  |  | $ | 2,860 |
Finished goods |  |  | 2,119 |  |  |  | 2,079 |
Supplies and other |  |  | 4,215 |  |  |  | 4,201 |
|  | $ | 11,831 |  |  | $ | 9,140 |
Accrued liabilities |  |  |  |  |  |  |  |
Accrued payroll, commission and benefits |  | $ | 184,493 |  |  | $ | 193,823 |
Accrued interest |  |  | 1,888 |  |  |  | 2,160 |
Customer advances |  |  | 4,246 |  |  |  | 3,178 |
Contingent acquisition consideration |  |  | 2,678 |  |  |  | 1,224 |
Other |  |  | 78,801 |  |  |  | 73,509 |
|  | $ | 272,106 |  |  | $ | 273,894 |

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- Definition The entire disclosure for supplemental balance sheet disclosures, including descriptions and amounts for assets, liabilities, and equity. + References No definition available. + Details
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