Finance Receivables (Changes In The Allowance For Finance Credit Losses On Finance Receivables) (Details) (USD $) In Thousands, unless otherwise specified	12 Months Ended
	Dec. 31, 2014	Dec. 31, 2013	Dec. 31, 2012	Dec. 31, 2010
Financing Receivable, Allowance for Credit Losses [Roll Forward]
Balance, beginning of period	$ 110,693	$ 107,667	$ 125,449	$ 173,589
Provision for credit losses	80,946	60,008	22,239
Charge-offs	(102,831)	(97,928)	(87,062)
Recoveries	38,556	40,946	47,041
Balance, end of period	127,364	110,693	107,667	173,589
Consumer Portfolio Segment [Member]
Financing Receivable, Allowance for Credit Losses [Roll Forward]
Balance, beginning of period	106,063	101,442	116,112
Provision for credit losses	80,237	61,603	25,252
Charge-offs	(102,831)	(97,928)	(86,963)
Recoveries	38,556	40,946	47,041
Balance, end of period	122,025	106,063	101,442
Commercial Portfolio Segment [Member]
Financing Receivable, Allowance for Credit Losses [Roll Forward]
Balance, beginning of period	4,630	6,225	9,337
Provision for credit losses	709	(1,595)	(3,013)
Charge-offs	0	0	(99)
Recoveries	0	0	0
Balance, end of period	$ 5,339	$ 4,630	$ 6,225