Consolidated Statements Of Income And Comprehensive Income (USD $) In Thousands, unless otherwise specified	3 Months Ended
	Mar. 31, 2012	Mar. 31, 2011
Revenue
Finance charge income	$ 358,256	$ 267,846
Other income	73,147	27,321
Total revenues	431,403	295,167
Costs and expenses
Operating expenses	97,869	76,406
Leased vehicles expenses	40,646	8,484
Provision for loan losses	48,554	39,424
Interest expense	63,092	40,617
Total costs and expenses	250,161	164,931
Income before income taxes	181,242	130,236
Income tax provision	68,963	52,998
Net income	112,279	77,238
Other comprehensive income
Unrealized (losses) gains on cash flow hedges	(896)	1,162
Foreign currency translation adjustment	4,454	1,211
Income tax benefit (provision)	(351)	426
Other comprehensive (loss) income	3,909	1,947
Comprehensive income	$ 116,188	$ 79,185