Investment Securities (Details) (USD $)	12 Months Ended
	Dec. 31, 2012 Segment	Dec. 31, 2011
Comparison of amortized cost and fair value of securities available for sale [Abstract]
Amortized Cost	$ 30,699,000	$ 38,928,000
Gross Unrealized Gains	1,184,000	1,802,000
Gross Unrealized Losses	(39,000)	(2,272,000)
Fair Value (Carrying Amount)	31,844,000	38,458,000
Realized gains on sales of available-for-sale securities	0	11,000
Realized losses on sales of available-for-sale securities	195,000	0
Amortized Cost [Abstract]
Due in one year or less	7,601,000
Due after one year through five years	9,237,000
Due after five years through ten years	1,127,000
Due after ten years	9,468,000
Collateralized mortgage obligations	3,266,000
Amortized Cost	30,699,000	38,928,000
Fair Value (Carrying Amount) [Abstract]
Due in one year or less	7,574,000
Due after one year through five years	9,299,000
Due after five years through ten years	1,210,000
Due after ten years	10,244,000
Collateralized mortgage obligations	3,517,000
Fair Value (Carrying Amount)	31,844,000	38,458,000
Amortized cost of available-for-sale securities pledged as collateral for FHLB borrowings	26,700,000	28,700,000
Fair value of available-for-sale securities pledged as collateral for FHLB borrowings	27,900,000	30,500,000
Held-to-maturity securities	0	0
Trading securities	0	0
Summarizes temporarily impaired investment securities [Abstract]
Less than 12 Months, Fair Value (Carrying Amount)	3,961,000	2,143,000
12 Months or More, Fair Value (Carrying Amount)	0	7,973,000
Total Fair Value (Carrying Amount)	3,961,000	10,116,000
Less than 12 months, Unrealized Losses	(39,000)	(7,000)
12 Months or More, Unrealized Losses	0	(2,265,000)
Total Unrealized Losses	(39,000)	(2,272,000)
Impaired securities weighted average life		2 years 10 months 24 days
Number of general segments for the segregation of portfolio	2
Impairment loss on investment securities (cumulative total other-than-temporary loss of $4.5 million and $4.1 million net of $2.3 million and $2.0 million recognized in other comprehensive loss, pre-tax)	284,000	912,000
Other than Temporary Impairment, Credit Losses Recognized in Earnings [Line Items]
Amortized cost - before OTTI	26,700,000	28,700,000
Carrying amount - December 31, 2011	31,844,000	38,458,000
Private Label Mortgage-Backed Securities [Member]
Fair Value (Carrying Amount) [Abstract]
Amortized cost of available-for-sale securities pledged as collateral for FHLB borrowings		12,495,000
Other than Temporary Impairment, Credit Losses Recognized in Earnings [Line Items]
Amortized cost - before OTTI		12,495,000
Credit loss		(2,257,000)
Other impairment (OCI)		(2,265,000)
Carrying amount - December 31, 2011		7,973,000
Total impairment - December 31, 2011		(4,522,000)
RALI 2006 QS1G A10 Rated D [Member]
Fair Value (Carrying Amount) [Abstract]
Amortized cost of available-for-sale securities pledged as collateral for FHLB borrowings		4,006,000
Other than Temporary Impairment, Credit Losses Recognized in Earnings [Line Items]
Amortized cost - before OTTI		4,006,000
Credit loss		(831,000)
Other impairment (OCI)		(789,000)
Carrying amount - December 31, 2011		2,386,000
Total impairment - December 31, 2011		(1,620,000)
RALI 2006 QS8 AI Rated D [Member]
Fair Value (Carrying Amount) [Abstract]
Amortized cost of available-for-sale securities pledged as collateral for FHLB borrowings		1,227,000
Other than Temporary Impairment, Credit Losses Recognized in Earnings [Line Items]
Amortized cost - before OTTI		1,227,000
Credit loss		(236,000)
Other impairment (OCI)		(264,000)
Carrying amount - December 31, 2011		727,000
Total impairment - December 31, 2011		(500,000)
CWALT 2007 8CB A9 Rated CCC [Member]
Fair Value (Carrying Amount) [Abstract]
Amortized cost of available-for-sale securities pledged as collateral for FHLB borrowings		7,262,000
Other than Temporary Impairment, Credit Losses Recognized in Earnings [Line Items]
Amortized cost - before OTTI		7,262,000
Credit loss		(1,190,000)
Other impairment (OCI)		(1,212,000)
Carrying amount - December 31, 2011		4,860,000
Total impairment - December 31, 2011		(2,402,000)
U.S. Government Agencies [Member]
Comparison of amortized cost and fair value of securities available for sale [Abstract]
Amortized Cost	23,433,000	23,680,000
Gross Unrealized Gains	933,000	1,377,000
Gross Unrealized Losses	0	(7,000)
Fair Value (Carrying Amount)	24,366,000	25,050,000
Amortized Cost [Abstract]
Amortized Cost	23,433,000	23,680,000
Summarizes temporarily impaired investment securities [Abstract]
Less than 12 Months, Fair Value (Carrying Amount)	0	2,143,000
12 Months or More, Fair Value (Carrying Amount)	0	0
Total Fair Value (Carrying Amount)	0	2,143,000
Less than 12 months, Unrealized Losses	0	(7,000)
12 Months or More, Unrealized Losses	0	0
Total Unrealized Losses	0	(7,000)
Number of impaired securities		2
U.S. Government Collateralized Mortgage Obligations [Member]
Comparison of amortized cost and fair value of securities available for sale [Abstract]
Amortized Cost	3,266,000	5,010,000
Gross Unrealized Gains	251,000	425,000
Gross Unrealized Losses	0	0
Fair Value (Carrying Amount)	3,517,000	5,435,000
Amortized Cost [Abstract]
Amortized Cost	3,266,000	5,010,000
Summarizes temporarily impaired investment securities [Abstract]
Less than 12 Months, Fair Value (Carrying Amount)	0	0
12 Months or More, Fair Value (Carrying Amount)	0	0
Total Fair Value (Carrying Amount)	0	0
Less than 12 months, Unrealized Losses	0	0
12 Months or More, Unrealized Losses	0	0
Total Unrealized Losses	0	0
Residential Mortgage Obligations [Member]
Comparison of amortized cost and fair value of securities available for sale [Abstract]
Amortized Cost	0	10,238,000
Gross Unrealized Gains	0	0
Gross Unrealized Losses	0	(2,265,000)
Fair Value (Carrying Amount)	0	7,973,000
Amortized Cost [Abstract]
Amortized Cost	0	10,238,000
Summarizes temporarily impaired investment securities [Abstract]
Less than 12 Months, Fair Value (Carrying Amount)	0	0
12 Months or More, Fair Value (Carrying Amount)	0	7,973,000
Total Fair Value (Carrying Amount)	0	7,973,000
Less than 12 months, Unrealized Losses	0	0
12 Months or More, Unrealized Losses	0	(2,265,000)
Total Unrealized Losses	0	(2,265,000)
Number of impaired securities		3
Number of securities impaired more than twelve months		3
Mutual Funds [Member]
Comparison of amortized cost and fair value of securities available for sale [Abstract]
Amortized Cost	4,000,000	0
Gross Unrealized Gains	0	0
Gross Unrealized Losses	(39,000)	0
Fair Value (Carrying Amount)	3,961,000	0
Amortized Cost [Abstract]
Amortized Cost	4,000,000	0
Summarizes temporarily impaired investment securities [Abstract]
Less than 12 Months, Fair Value (Carrying Amount)	3,961,000
Total Fair Value (Carrying Amount)	3,961,000
Less than 12 months, Unrealized Losses	(39,000)
Total Unrealized Losses	$ (39,000)
Number of impaired securities	1