Loans (Details 6) (USD $) In Thousands, unless otherwise specified	Jun. 30, 2014	Dec. 31, 2013
Accounts, Notes, Loans and Financing Receivable [Line Items]
Current	$ 1,573,156	$ 1,566,791
30-59 days	1,786	4,814
60-89 days	442	2,188
90+ days	11,509	11,726
Total Past Due	13,737	18,728
Total Non Accrual	24,868	27,855
Residential Owner Occupied [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Current	134,417	126,855
30-59 days	429	1,530
60-89 days	297	191
90+ days	790	1,009
Total Past Due	1,516	2,730
Total Non Accrual	1,085	1,329
Residential Non Owner Occupied [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Current	63,228	65,292
30-59 days	0	531
60-89 days	12	403
90+ days	1,126	386
Total Past Due	1,138	1,320
Total Non Accrual	1,815	1,943
One To Four Family Residential Real Estate [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Current	197,645	192,147
30-59 days	429	2,061
60-89 days	309	594
90+ days	1,916	1,395
Total Past Due	2,654	4,050
Total Non Accrual	2,900	3,272
Multi Family Residential Real Estate [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Current	151,140	149,134
30-59 days	0	0
60-89 days	0	0
90+ days	0	0
Total Past Due	0	0
Total Non Accrual	429	583
Commercial Real Estate Owner Occupied [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Current	297,739	311,253
30-59 days	41	334
60-89 days	0	495
90+ days	1,812	3,671
Total Past Due	1,853	4,500
Total Non Accrual	7,041	7,492
Commercial Real Estate Non Owner Occupied [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Current	227,708	225,433
30-59 days	29	1,067
60-89 days	0	918
90+ days	2,058	902
Total Past Due	2,087	2,887
Total Non Accrual	4,969	4,717
Agriculture Land [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Current	84,632	81,954
30-59 days	137	21
60-89 days	0	0
90+ days	329	73
Total Past Due	466	94
Total Non Accrual	751	630
Commercial Real Estate Other Receivable [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Current	39,050	45,297
30-59 days	0	0
60-89 days	0	0
90+ days	260	1,287
Total Past Due	260	1,287
Total Non Accrual	1,619	2,412
Commercial Real Estate [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Current	649,129	663,937
30-59 days	207	1,422
60-89 days	0	1,413
90+ days	4,459	5,933
Total Past Due	4,666	8,768
Total Non Accrual	14,380	15,251
construction [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Current	66,574	53,730
30-59 days	0	0
60-89 days	0	0
90+ days	0	0
Total Past Due	0	0
Total Non Accrual	0	0
Commercial Working Capital [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Current	144,112	155,373
30-59 days	3	0
60-89 days	0	0
90+ days	1,545	419
Total Past Due	1,548	419
Total Non Accrual	2,368	2,917
Commercial Loans Other [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Current	241,199	230,054
30-59 days	94	37
60-89 days	0	26
90+ days	3,487	3,566
Total Past Due	3,581	3,629
Total Non Accrual	4,689	5,419
Commercial Loan [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Current	385,311	385,427
30-59 days	97	37
60-89 days	0	26
90+ days	5,032	3,985
Total Past Due	5,129	4,048
Total Non Accrual	7,057	8,336
Consumer Loan [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Current	15,696	16,759
30-59 days	84	131
60-89 days	6
90+ days	0	0
Total Past Due	90	131
Total Non Accrual	0	0
Home Equity and Home Improvement [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Current	107,661	105,657
30-59 days	969	1,163
60-89 days	127	155
90+ days	102	413
Total Past Due	1,198	1,731
Total Non Accrual	$ 102	$ 413