Consolidated Statements of Comprehensive Loss (Unaudited) (USD $) In Thousands, unless otherwise specified	3 Months Ended
	Mar. 31, 2014	Mar. 31, 2013
Statement of Comprehensive Income [Abstract]
Net income (loss)	$ 1,277	$ (4,596)
Other comprehensive income (loss):
Unrealized holdings gains (losses) arising during the period on available-for-sale securities	5,291	(4,934)
Tax effect	(2,024)	1,949
Unrealized holdings gains (losses) arising during the period on available-for-sale securities, net of tax	3,267	(2,985)
Reclassification adjustment for gain on available-for-sale securities included in net income	0	(2,377)
Tax effect	0	939
Reclassification adjustment for gain on available-for-sale securities included in net income, net of tax	0	(1,438)
Unrealized gain on interest rate swaps	41	0
Tax effect	(16)	0
Unrealized gain on interest rate swaps, net of tax	25	0
Change in defined benefit plans liability	0	(254)
Tax effect	0	100
Change in defined benefit plans liability, net of tax	0	(154)
Other comprehensive income (loss), net of tax	3,292	(4,577)
Comprehensive income (loss)	$ 4,569	$ (9,173)