Consolidated Balance Sheets (USD $) In Thousands	Jun. 30, 2011	Dec. 31, 2010
Assets
Cash and cash equivalents	$ 101,200	$ 114,804
Restricted cash	63,008	62,341
Accounts receivable (less allowance for doubtful accounts of $16,345 and $14,256, respectively)	387,800	260,163
Securitized accounts receivable-restricted for securitization investors	162,000	144,000
Prepaid expenses and other current assets	36,850	33,191
Deferred income taxes	4,414	4,484
Total current assets	755,272	618,983
Property and equipment	90,770	83,013
Less accumulated depreciation and amortization	(62,971)	(56,195)
Net property and equipment	27,799	26,818
Goodwill	602,802	601,666
Other intangibles, net	185,593	193,861
Other assets	47,443	42,790
Total assets	1,618,909	1,484,118
Liabilities and stockholders' equity
Accounts payable	234,873	177,644
Accrued expenses	51,641	49,176
Customer deposits	78,231	78,685
Securitization facility	162,000	144,000
Current portion of notes payable and other obligations	15,243	11,617
Total current liabilities	541,988	461,122
Notes payable and other obligations, less current portion	285,291	313,796
Deferred income taxes	78,600	83,255
Total noncurrent liabilities	363,891	397,051
Commitments and contingencies (Note 10)
Stockholders' equity:
Common stock, $0.001 par value; 475,000,000 shares authorized, 112,132,551 shares issued and 80,250,881 shares outstanding at June 30, 2011; and 475,000,000 shares authorized, 111,522,354 shares issued and 79,655,213 shares outstanding at December 31, 2010	112	112
Additional paid-in capital	436,130	421,991
Retained earnings	456,212	387,163
Accumulated other comprehensive loss	(3,761)	(8,101)
Less treasury stock (31,881,670 shares at June 30, 2011 and 31,867,141 at December 31, 2010)	(175,663)	(175,220)
Total stockholders' equity	713,030	625,945
Total liabilities and stockholders' equity	$ 1,618,909	$ 1,484,118