Summary of Significant Accounting Policies 3 (Details) (USD $) In Thousands, except Share data, unless otherwise specified	12 Months Ended
	Dec. 31, 2013	Dec. 31, 2012	Dec. 31, 2011
Organization, Consolidation and Presentation of Financial Statements [Abstract]
RSA/RSU, Grants in Period, Gross	14,054	15,162	17,409
Accumulated Other Comprehensive Income (Loss), Net of Tax [Abstract]
Gain (Loss) on Sale of Securities, Net	$ 2,293	$ 934	$ 486
Other Comprehensive Income (Loss), Reclassification Adjustment for Sale of Securities Included in Net Income, Tax	(894)	(364)	(189)
Other Comprehensive Income (Loss), Reclassification Adjustment for Sale of Securities Included in Net Income, Net of Tax	1,399	570	297
Accumulated Other Comprehensive Income (Loss)
Accumulated Other Comprehensive Income (Loss), Net of Tax [Abstract]
Net unrealized gains on securities available-for-sale	(10,272)	11,836
Unrealized gain (loss) on available-for-sale securities, tax benefit	4,004	(4,614)
Total unrealized gain (loss) on available for sale securities, net of tax	(6,268)	7,222
Securities with other-than-temporary impairment losses	(3,461)	(4,389)
Securities with other-than-temporary impairment losses, tax benefit	1,349	1,711
Total securities with other-than-temporary impairment losses, net of tax	(2,112)	(2,678)
Accumulated other comprehensive income, tax	5,353	(2,903)
Total accumulated other comprehensive income, net of tax	$ (8,380)	$ 4,544