Consolidated Statements of Comprehensive Income (Parentheticals) (USD $) In Thousands, unless otherwise specified	12 Months Ended
Dec. 31, 2014	Dec. 31, 2013	Dec. 31, 2012
Unrealized holding gains (losses) on available for sale securities, taxes	$ 6,693	$ (8,665)	$ (323)
Reclassification adjustment for (gains) losses included in net income, taxes	(1)	19	(16)
Net pension gain (losses) arising during the period, taxes	(574)	1,022	(405)
Less amortization of prior service cost included in net periodic pension cost, taxes	(39)	(35)	(35)
Other comprehensive income (loss), taxes	$ 6,079us-gaap_OtherComprehensiveIncomeLossTax	$ (7,659)us-gaap_OtherComprehensiveIncomeLossTax	$ (779)us-gaap_OtherComprehensiveIncomeLossTax

Amount of tax expense (benefit) related to (increase) decrease in the value of the projected benefit obligation related to a change in an actuarial assumption and increase (decrease) in the value of the plan assets resulting from experience different from that assumed, that has not been recognized in net periodic benefit (cost) credit.

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Amount of tax expense (benefit) of reclassification adjustment from accumulated other comprehensive income for unrealized gain (loss) realized upon the sale of available-for-sale securities.

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Amount of tax expense (benefit) allocated to other comprehensive income (loss).

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