Investment Securities (Detail Textuals 1) (USD $) In Thousands, unless otherwise specified	Mar. 31, 2014	Dec. 31, 2013
Schedule of Available-for-sale Securities [Line Items]
Unrealized losses on debt investments	$ 2,718	$ 3,991
Pooled Trust Preferred Issues
Schedule of Available-for-sale Securities [Line Items]
Number of securities in unrealized loss position	2
Below investment grade rated investments as percentage of book value of corporations investments	1.40%
Below investment grade rated investments as percentage of market value of Corporations investments	1.20%
Pooled Trust Preferred Issues | ALESCO 9A
Schedule of Available-for-sale Securities [Line Items]
Unrealized losses on debt investments	294
Pooled Trust Preferred Issues | ALESCO 9A | Moody's, Baa3 Rating
Schedule of Available-for-sale Securities [Line Items]
Unrealized losses on debt investments		387
Pooled Trust Preferred Issues | PRETSL XXVII | Moody's, A2 Rating
Schedule of Available-for-sale Securities [Line Items]
Unrealized losses on debt investments		$ 6