Other Assets (Details) (USD $) In Thousands, unless otherwise specified	12 Months Ended
	Dec. 31, 2012	Dec. 31, 2011	Dec. 31, 2010
Other Assets [Abstract]
Interest receivable	$ 2,542	$ 2,710
Software, net of amortization	132	271
Officer's Life Insurance	13,533	13,077
Prepaid and other	4,165	6,895
Investment in Limited Partnerships	1,430	1,731
Deferred tax assets, net (see Note 10)	6,315	7,978
Other assets	28,117	32,662
Finite-Lived Intangible Assets [Line Items]
Software amortization expense	$ 142	$ 167	$ 158
Computer Software [Member] | Minimum [Member]
Finite-Lived Intangible Assets [Line Items]
Capitalized software useful life	3 years
Computer Software [Member] | Maximum [Member]
Finite-Lived Intangible Assets [Line Items]
Capitalized software useful life	5 years