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INCOME TAXES (DTA AND DTL TABLE) (DETAILS) (USD $) In Thousands, unless otherwise specified | Dec. 31, 2012 | Dec. 31, 2011
--- | --- | ---
Deferred tax assets, gross |  |
Accrued workers compensation, deferred compensation and employee benefits | $ 5,363 | $ 4,720
Allowance for doubtful accounts, insurance and other accruals | 5,787 | 6,017
Depreciation and amortization | 4,366 | 8,377
Amortization of deferred rent liabilities | 1,586 | 1,472
Net operating losses | 21,637 | 15,932
Equity compensation | 6,174 | 7,389
Customer acquisition and deferred revenue accruals | 13,542 | 10,252
Federal and state tax credits, net | 17,545 | 15,965
Unrealized losses on derivatives |  | 2,679
Other deferred tax assets | 13,420 | 11,284
Total deferred tax assets, gross | 89,420 | 84,087
Valuation allowances | (20,909) | (16,555)
Total deferred tax assets, net | 68,511 | 67,532
Deferred tax liabilities |  |
Long-term lease obligations | (10) | 23
Unrealized gains on derivatives | 7,464 |
Contract acquisition costs - deferred tax liability | 7,847 | 6,015
Future losses in UK | (3,559) | (4,571)
Other deferred tax liabilities | 3,423 | 5,349
Total deferred tax liabilities | (22,283) | (15,958)
Net deferred tax assets | $ 46,228 | $ 51,574

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- Definition Amount of deferred tax liability attributable to taxable temporary differences not separately disclosed. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 740 -SubTopic 10 -Section 50 -Paragraph 8 -URI http://asc.fasb.org/extlink&oid=6907707&loc=d3e32632-109319 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 109 -Paragraph 11 -Subparagraph a, d, e -LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy. Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 740 -SubTopic 10 -Section 50 -Paragraph 6 -URI http://asc.fasb.org/extlink&oid=6907707&loc=d3e32621-109319 Reference 4: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 740 -SubTopic 10 -Section 25 -Paragraph 20 -URI http://asc.fasb.org/extlink&oid=6969291&loc=d3e28680-109314 Reference 5: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 109 -Paragraph 43 -LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy. + Details
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Data Type: | xbrli:monetaryItemType
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Period Type: | instant