Fair Value of Assets and Liabilities (Details 4) (USD $) In Thousands, unless otherwise specified	Mar. 31, 2014	Feb. 28, 2014	Dec. 31, 2013
Additional information related to the Company's trust preferred securities
Available-for-sale Securities, Amortized Cost	$ 164,487	$ 10,000	$ 165,219
Total debt securities, Fair value	162,525		160,886
PreTSL XXIII
Additional information related to the Company's trust preferred securities
Class	C-2		C-2
Available-for-sale Securities, Amortized Cost	865		956
Total debt securities, Fair value	303		392
Unrealized Gain/(Loss)	(562)		(564)
Moody’s/Fitch Rating	Ca/C		Ca/C
Number of Issuers Currently Performing	94		93
Deferrals and Defaults as a % of Current Collateral	23.50%		24.20%
Excess Subordination as a % of Current Performing Collateral
Trapeza IX
Additional information related to the Company's trust preferred securities
Class	B-1		B-1
Available-for-sale Securities, Amortized Cost	860		860
Total debt securities, Fair value	440		430
Unrealized Gain/(Loss)	(420)		(430)
Moody’s/Fitch Rating	Ca/CC		Ca/CC
Number of Issuers Currently Performing	32		32
Deferrals and Defaults as a % of Current Collateral	20.00%		20.90%
Excess Subordination as a % of Current Performing Collateral
Trust preferred securities
Additional information related to the Company's trust preferred securities
Available-for-sale Securities, Amortized Cost	1,725		11,854
Total debt securities, Fair value	743		10,136
Unrealized Gain/(Loss)	(982)		(1,718)
Excess Subordination as a % of Current Performing Collateral
PreTSL XXIII
Additional information related to the Company's trust preferred securities
Class			C-FP
Available-for-sale Securities, Amortized Cost			1,535
Total debt securities, Fair value			811
Unrealized Gain/(Loss)			(724)
Moody’s/Fitch Rating			Ca/C
Number of Issuers Currently Performing			93
Deferrals and Defaults as a % of Current Collateral			24.20%
I-PreTSL I
Additional information related to the Company's trust preferred securities
Class			B-1
Available-for-sale Securities, Amortized Cost			770
Total debt securities, Fair value			770
Moody’s/Fitch Rating			NR/CCC
Number of Issuers Currently Performing			14
Deferrals and Defaults as a % of Current Collateral			17.30%
Excess Subordination as a % of Current Performing Collateral			7.78%
I-PreTSL I
Additional information related to the Company's trust preferred securities
Class			B-2
Available-for-sale Securities, Amortized Cost			770
Total debt securities, Fair value			770
Moody’s/Fitch Rating			NR/CCC
Number of Issuers Currently Performing			14
Deferrals and Defaults as a % of Current Collateral			17.30%
Excess Subordination as a % of Current Performing Collateral			7.78%
I-PreTSL I
Additional information related to the Company's trust preferred securities
Class			B-3
Available-for-sale Securities, Amortized Cost			770
Total debt securities, Fair value			770
Moody’s/Fitch Rating			NR/CCC
Number of Issuers Currently Performing			14
Deferrals and Defaults as a % of Current Collateral			17.30%
Excess Subordination as a % of Current Performing Collateral			7.78%
I-PreTSL II
Additional information related to the Company's trust preferred securities
Class			B-3
Available-for-sale Securities, Amortized Cost			2,700
Total debt securities, Fair value			2,700
Moody’s/Fitch Rating			NR/B
Number of Issuers Currently Performing			21
Deferrals and Defaults as a % of Current Collateral			8.00%
Excess Subordination as a % of Current Performing Collateral			18.03%
I-PreTSL III
Additional information related to the Company's trust preferred securities
Class			B-2
Available-for-sale Securities, Amortized Cost			870
Total debt securities, Fair value			870
Moody’s/Fitch Rating			Ba3/CCC
Number of Issuers Currently Performing			20
Deferrals and Defaults as a % of Current Collateral			14.10%
Excess Subordination as a % of Current Performing Collateral			14.74%
I-PreTSL III
Additional information related to the Company's trust preferred securities
Class			C
Available-for-sale Securities, Amortized Cost			620
Total debt securities, Fair value			620
Moody’s/Fitch Rating			NR/CCC
Number of Issuers Currently Performing			20
Deferrals and Defaults as a % of Current Collateral			14.10%
Excess Subordination as a % of Current Performing Collateral			4.70%
I-PreTSL IV
Additional information related to the Company's trust preferred securities
Class			B-1
Available-for-sale Securities, Amortized Cost			860
Total debt securities, Fair value			860
Moody’s/Fitch Rating			Ba2/B
Number of Issuers Currently Performing			30
Excess Subordination as a % of Current Performing Collateral			17.67%
I-PreTSL IV
Additional information related to the Company's trust preferred securities
Class			B-2
Available-for-sale Securities, Amortized Cost			860
Total debt securities, Fair value			860
Moody’s/Fitch Rating			Ba2/B
Number of Issuers Currently Performing			30
Excess Subordination as a % of Current Performing Collateral			17.67%
I-PreTSL IV
Additional information related to the Company's trust preferred securities
Class			C
Available-for-sale Securities, Amortized Cost			283
Total debt securities, Fair value			$ 283
Moody’s/Fitch Rating			Caa1/CCC
Number of Issuers Currently Performing			30
Excess Subordination as a % of Current Performing Collateral			11.16%