Income Tax (Details) (USD $) In Thousands, unless otherwise specified	3 Months Ended
	Mar. 31, 2014	Mar. 31, 2013
Currently Payable:
Federal	$ (1,519)	$ (906)
State	110
Deferred:
Federal	5,778	5,574
State
Total Income Tax Expense	4,369	4,668
Reconciliation of Federal Statutory to Actual Tax Expense:
Federal statutory income tax at 35%	6,296	5,787
Tax-exempt interest income	(1,225)	(897)
Stock compensation	13	11
Earnings on life insurance	(262)	(245)
Tax credits	(298)	(18)
Other	(155)	30
Total Income Tax Expense	$ 4,369	$ 4,668
Federal statutory income tax rate	35.00%	35.00%