Basis of Presentation (Details) (USD $)	12 Months Ended
	Dec. 31, 2013	Dec. 31, 2012	Dec. 31, 2011	Jun. 30, 2013	Dec. 31, 2010 Grantor_Trusts
Finite-Lived Intangible Assets [Line Items]
Transfer to other real estate	$ 2,100,000	$ 1,300,000	$ 10,500,000
Benefit Plans [Line Items]
Bank Owned Life Insurance	36,567,000	35,705,000
Number of Grantor Trusts					4
Loans and Leases Receivable, Allowance	20,857,000	27,261,000
Interest Paid	3,000,000	5,100,000	16,300,000
Income Taxes Paid	100,000	100,000	800,000
Trading Securities	0	0	0
Sale Of Excess Capital Stock	3,722	1,865
Proceeds from Sale of Federal Reserve Stock	400,000	200,000
Deferred Tax Assets, Valuation Allowance	74,000	41,698,000		41,600,000
Previously Written Off Section 382 Deferred Tax Benefits	8,500,000
MSRs	2,232,000	1,308,000	0
Other Real Estate Valuation Adjustments For Specific Properties			5,000,000
Other real estate owned (OREO), net	3,144,000	6,552,000	21,270,000		39,536,000
Advertising Expense	1,000,000	1,000,000	1,100,000
Notional Amount of Interest Rate Derivatives	16,000,000
Assets Held-in-trust	59,600,000	62,100,000
Preferred Stock, Shares Authorized	5,000,000	5,000,000
Preferred Stock, Shares Issued	0	0	0
Preferred Stock, Shares Outstanding	0	0	0
Separate Account BOLI
Benefit Plans [Line Items]
Bank Owned Life Insurance	27,900,000	27,300,000
General Account BOLI
Benefit Plans [Line Items]
Bank Owned Life Insurance	8,700,000	8,400,000
Unfunded Lending Commitments
Benefit Plans [Line Items]
Loans and Leases Receivable, Allowance	440,000	440,000	1,550,000		941,000
Core Deposit Intangible [Member]
Finite-Lived Intangible Assets [Line Items]
Finite-Lived Core Deposits, Net
Core Deposits
Finite-Lived Intangible Assets [Line Items]
Finite-Lived Core Deposits, Net	$ 500,000		$ 3,400,000