Income Tax (Details) (USD $) In Thousands, unless otherwise specified	3 Months Ended		9 Months Ended
	Sep. 30, 2014	Sep. 30, 2013	Sep. 30, 2014	Sep. 30, 2013
Currently Payable:
Federal	$ (969)	$ (1,897)	$ (541)	$ (1,157)
State	137		382
Deferred:
Federal	6,694	4,564	16,032	12,647
State
Total Income Tax Expense	5,862	2,667	15,873	11,490
Reconciliation of Federal Statutory to Actual Tax Expense:
Federal statutory income tax at 35%	7,694	4,575	21,271	15,601
Tax-exempt interest income	(1,310)	(1,024)	(3,805)	(2,842)
Stock compensation	8	14	29	40
Earnings on life insurance	(534)	(213)	(1,024)	(672)
Tax credits	(158)	(375)	(753)	(411)
Other	162	(310)	155	(226)
Total Income Tax Expense	$ 5,862	$ 2,667	$ 15,873	$ 11,490
Federal statutory income tax rate	35.00%	35.00%	35.00%	35.00%