Non-Cash Investing and Financing Activities (Details) (USD $) In Thousands, unless otherwise specified	12 Months Ended
	Dec. 31, 2013	Dec. 31, 2012	Dec. 31, 2011
Supplemental Cash Flow Information [Abstract]
Transferred loans to OREO	$ 11,545	$ 43,541	$ 26,644
Transferred loans to mortgage servicing assets	3,581	4,563	2,864
Transfer of premises and equipment pending disposal to other assets, book value	1,448	566
Transfer from Investments	429
Transfer of preferred stock pending redemption from equity to liability		50,000
Transfered accrued liabilities to common stock in conjunction with the vesting of liability-classified non-vested stock awards			$ 216