Derivative Financial Instruments, Effect on Statement of Operations (Details) (USD $) In Thousands, unless otherwise specified	3 Months Ended
	Mar. 31, 2013		Mar. 31, 2012
Cash Flow Hedge [Member]
Effect of derivative financial instruments on the condensed consolidated financial statements of operations [Abstract]
Gain (Loss) Recognized in Other Comprehensive Income (Loss) (Effective Portion)	$ (3)		$ (51)
Gain (Loss) Reclassified from Accumulated Other Comprehensive Loss into Income (Effective Portion)	(94)		(330)
Gain (Loss) Recognized in Income	0	[1]	0	[1]
Cash Flow Hedge [Member] | Pay Fixed Interest-Rate Swap Agreement [Member]
Effect of derivative financial instruments on the condensed consolidated financial statements of operations [Abstract]
Gain (Loss) Recognized in Other Comprehensive Income (Loss) (Effective Portion)	(3)		(51)
Gain (Loss) Recognized in Income	0	[1]	0	[1]
Cash Flow Hedge [Member] | Pay Fixed Interest-Rate Swap Agreement [Member] | Interest Expense [Member]
Effect of derivative financial instruments on the condensed consolidated financial statements of operations [Abstract]
Gain (Loss) Reclassified from Accumulated Other Comprehensive Loss into Income (Effective Portion)	(94)		(330)
Cash Flow Hedge [Member] | Interest-Rate Cap Agreement [Member]
Effect of derivative financial instruments on the condensed consolidated financial statements of operations [Abstract]
Gain (Loss) Recognized in Other Comprehensive Income (Loss) (Effective Portion)	0		0
Gain (Loss) Recognized in Income	0	[1]	0	[1]
Cash Flow Hedge [Member] | Interest-Rate Cap Agreement [Member] | Interest Expense [Member]
Effect of derivative financial instruments on the condensed consolidated financial statements of operations [Abstract]
Gain (Loss) Reclassified from Accumulated Other Comprehensive Loss into Income (Effective Portion)	0		0
No Hedge Designation [Member]
Effect of derivative financial instruments on the condensed consolidated financial statements of operations [Abstract]
Gain (Loss) Recognized in Income	(1,318)	[1]	1,303	[1]
No Hedge Designation [Member] | Rate-Lock Mortgage Loan Commitments [Member] | Net Mortgage Loan Gains [Member]
Effect of derivative financial instruments on the condensed consolidated financial statements of operations [Abstract]
Gain (Loss) Recognized in Income	(209)	[1]	843	[1]
No Hedge Designation [Member] | Mandatory Commitments to Sell Mortgage Loans [Member] | Net Mortgage Loan Gains [Member]
Effect of derivative financial instruments on the condensed consolidated financial statements of operations [Abstract]
Gain (Loss) Recognized in Income	(64)	[1]	614	[1]
No Hedge Designation [Member] | Amended Warrant [Member] | (Increase) Decrease in Fair Value of U.S. Treasury Warrants [Member]
Effect of derivative financial instruments on the condensed consolidated financial statements of operations [Abstract]
Gain (Loss) Recognized in Income	$ (1,045)	[1]	$ (154)	[1]

[1] For cash flow hedges, this location and amount refers to the ineffective portion.