Finance Receivables And Allowance For Credit Losses (TDRs For Which There Was A Payment Default Within Twelve Months Of Restructuring) (Details) (USD $) In Thousands, unless otherwise specified	6 Months Ended	12 Months Ended
	Jun. 30, 2012	Dec. 31, 2011
Financing Receivable, Modifications [Line Items]
Number of Loans	45	73
Pre-modification Outstanding Recorded Investment	$ 10,059	$ 14,517
Post-modification Outstanding Recorded Investment	10,059	12,990
Commercial [Member]
Financing Receivable, Modifications [Line Items]
Number of Loans	19	25
Pre-modification Outstanding Recorded Investment	2,921	7,086
Post-modification Outstanding Recorded Investment	2,921	7,086
Commercial Real Estate - Construction [Member]
Financing Receivable, Modifications [Line Items]
Number of Loans	1	1
Pre-modification Outstanding Recorded Investment	294	1,422
Post-modification Outstanding Recorded Investment	294	1,422
Commercial Real Estate - Other [Member]
Financing Receivable, Modifications [Line Items]
Number of Loans	17	46
Pre-modification Outstanding Recorded Investment	6,466	5,956
Post-modification Outstanding Recorded Investment	6,466	4,429
Consumer - Other [Member]
Financing Receivable, Modifications [Line Items]
Number of Loans	8	1
Pre-modification Outstanding Recorded Investment	378	53
Post-modification Outstanding Recorded Investment	$ 378	$ 53