Fair Value Measurement (Schedule Of Quantitative Fair Value Measurements) (Details) (USD $) In Thousands, unless otherwise specified	3 Months Ended
	Mar. 31, 2014		Mar. 31, 2013
Fair Value Measurements, Recurring and Nonrecurring, Valuation Techniques [Line Items]
Fair Value	$ 16,205		$ 45,574
Loans Measured For Impairment Using The Fair Value Of The Underlying Collateral [Member]
Fair Value Measurements, Recurring and Nonrecurring, Valuation Techniques [Line Items]
Fair Value	57		9,298
Valuation technique	Fair Value of Collateral		Fair Value of Collateral
Impaired real estate held-for-sale and held-for-investment [Member]
Fair Value Measurements, Recurring and Nonrecurring, Valuation Techniques [Line Items]
Fair Value	10,541		19,198
Valuation technique	Fair Value of Property		Fair Value of Property
Impaired Loans Held For Sale [Member]
Fair Value Measurements, Recurring and Nonrecurring, Valuation Techniques [Line Items]
Fair Value	5,607		17,078
Valuation technique	Fair Value of Collateral		Fair Value of Collateral
Minimum [Member] | Loans Measured For Impairment Using The Fair Value Of The Underlying Collateral [Member]
Fair Value Measurements, Recurring and Nonrecurring, Valuation Techniques [Line Items]
Fair Value	100	[1],[2]	100	[1],[2]
Minimum [Member] | Impaired real estate held-for-sale and held-for-investment [Member]
Fair Value Measurements, Recurring and Nonrecurring, Valuation Techniques [Line Items]
Fair Value	100	[1],[2]	200	[1],[2]
Minimum [Member] | Impaired Loans Held For Sale [Member]
Fair Value Measurements, Recurring and Nonrecurring, Valuation Techniques [Line Items]
Fair Value	100	[1],[2]	100	[1],[2]
Maximum [Member] | Loans Measured For Impairment Using The Fair Value Of The Underlying Collateral [Member]
Fair Value Measurements, Recurring and Nonrecurring, Valuation Techniques [Line Items]
Fair Value	200	[1],[2]	3,500	[1],[2]
Maximum [Member] | Impaired real estate held-for-sale and held-for-investment [Member]
Fair Value Measurements, Recurring and Nonrecurring, Valuation Techniques [Line Items]
Fair Value	9,000	[1],[2]	11,200	[1],[2]
Maximum [Member] | Impaired Loans Held For Sale [Member]
Fair Value Measurements, Recurring and Nonrecurring, Valuation Techniques [Line Items]
Fair Value	700	[1],[2]	600	[1],[2]
Weighted Average [Member] | Loans Measured For Impairment Using The Fair Value Of The Underlying Collateral [Member]
Fair Value Measurements, Recurring and Nonrecurring, Valuation Techniques [Line Items]
Fair Value	200	[1],[2]	200	[1],[2]
Weighted Average [Member] | Impaired real estate held-for-sale and held-for-investment [Member]
Fair Value Measurements, Recurring and Nonrecurring, Valuation Techniques [Line Items]
Fair Value	2,200	[1],[2]	1,900	[1],[2]
Weighted Average [Member] | Impaired Loans Held For Sale [Member]
Fair Value Measurements, Recurring and Nonrecurring, Valuation Techniques [Line Items]
Fair Value	$ 100	[1],[2]	$ 200	[1],[2]

[1] Range and average appraised values were reduced by costs to sell.

[2] Average was computed by dividing the aggregate appraisal amounts by the number of appraisals.