Fair Values of Financial Instruments (Details) (USD $) In Thousands, unless otherwise specified	Dec. 31, 2013	Dec. 31, 2012
Carrying amount [Member] | Level 1 [Member]
Financial assets [Abstract]
Cash and cash equivalents	$ 177,254	$ 161,359
Carrying amount [Member] | Level 2 [Member]
Financial assets [Abstract]
Other equity securities	3,717	3,607
Loans receivable [Abstract]
Loans held-for-sale	1,263	4,559
Interest receivable	2,636	2,542
Financial liabilities [Abstract]
Interest payable	71	94
Carrying amount [Member] | Level 3 [Member]
Loans receivable [Abstract]
Net loans	506,850	440,449
Financial liabilities [Abstract]
Deposits	803,787	730,811
Fair value [Member] | Level 1 [Member]
Financial assets [Abstract]
Cash and cash equivalents	177,254	161,359
Fair value [Member] | Level 2 [Member]
Financial assets [Abstract]
Other equity securities	3,717	3,607
Loans receivable [Abstract]
Loans held-for-sale	1,290	4,704
Interest receivable	2,636	2,542
Financial liabilities [Abstract]
Interest payable	71	94
Fair value [Member] | Level 3 [Member]
Loans receivable [Abstract]
Net loans	503,605	437,818
Financial liabilities [Abstract]
Deposits	$ 789,841	$ 720,690