Consolidated Balance Sheets (USD $) In Thousands	Sep. 30, 2011	Dec. 31, 2010
Assets
Cash and cash equivalents	$ 137,284	$ 114,804
Restricted cash	57,399	62,341
Accounts receivable (less allowance for doubtful accounts of $14,966 and $14,256, respectively)	419,530	260,163
Securitized accounts receivable-restricted for securitization investors	150,000	144,000
Prepaid expenses and other current assets	18,126	33,191
Deferred income taxes	4,594	4,484
Total current assets	786,933	618,983
Property and equipment	90,435	83,013
Less accumulated depreciation and amortization	(60,069)	(56,195)
Net property and equipment	30,366	26,818
Goodwill	642,799	601,666
Other intangibles, net	234,135	193,861
Other assets	45,310	42,790
Total assets	1,739,543	1,484,118
Liabilities and stockholders' equity
Accounts payable	241,423	177,644
Accrued expenses	29,192	49,176
Customer deposits	168,259	78,685
Securitization facility	150,000	144,000
Current portion of notes payable and other obligations	15,243	11,617
Total current liabilities	604,117	461,122
Notes payable and other obligations, less current portion	281,481	313,796
Deferred income taxes	92,121	83,255
Total noncurrent liabilities	373,602	397,051
Commitments and contingencies (Note 10)
Stockholders' equity:
Common stock, $0.001 par value; 475,000,000 shares authorized, 113,122,381 shares issued and 81,240,711 shares outstanding at September 30, 2011; and 475,000,000 shares authorized, 111,522,354 shares issued and 79,655,213 shares outstanding at December 31, 2010	113	112
Additional paid-in capital	449,294	421,991
Retained earnings	496,726	387,163
Accumulated other comprehensive loss	(8,646)	(8,101)
Less treasury stock (31,881,670 shares at September 30, 2011 and 31,867,141 at December 31, 2010)	(175,663)	(175,220)
Total stockholders' equity	761,824	625,945
Total liabilities and stockholders' equity	$ 1,739,543	$ 1,484,118