Business and Summary of Significant Accounting Policies Business and Summary of Significant Accounting Policies (Details)		12 Months Ended
	Nov. 30, 2013 USD ($)	Dec. 31, 2015 USD ($) reporting_unit_level branch office atm	Dec. 31, 2014 USD ($)	Dec. 31, 2013 USD ($)
Accounting Policy [Line Items]
Number of Branches | branch		64
Number of ATMs | atm		85
Number of commercial production offices | office		3
Equity Method Investment, Ownership Percentage		100.00%
FHLB stock redemption period (years)		5 years
Loans Held-for-sale		$ 10,958,000	$ 0
Financing Receivable, Individually Evaluated for Impairment		$ 23,182,000	21,179,000	$ 27,947,000
Number of Reporting Unit Levels | reporting_unit_level		2
Goodwill impairment	$ 2,800,000	$ 0	0	2,830,000
BOLI single carrier percentage of Tier I capital		15.00%
BOLI CSV percentage of Tier I Capital		25.00%
Commercial Repurchase Agreements Term To Maturity (years)		5 years
Minimum [Member]
Accounting Policy [Line Items]
Financing Receivable, Individually Evaluated for Impairment		$ 250,000
Finite-lived intangible asset, useful life (years)		5 years
Commercial Repurchase Agreements Call Term (months)		6 months
Maximum [Member]
Accounting Policy [Line Items]
Finite-lived intangible asset, useful life (years)		10 years
Commercial Repurchase Agreements Call Term (months)		24 months
Residential Portfolio Segment [Member]
Accounting Policy [Line Items]
Term to maturity (years)		30 years
Financing Receivable, Individually Evaluated for Impairment		$ 10,567,000	$ 9,656,000	$ 14,435,000