Allowance for Loan Losses Schedule of Delinquency Status of Loans Receivable by Risk Rating Category (Details) (USD $) In Thousands, unless otherwise specified	Dec. 31, 2012	Dec. 31, 2011
Financing Receivable, Recorded Investment, Past Due [Line Items]
Current	$ 660,086	$ 652,893
Delinquent:
30-59 days	3,716	8,058
60-89 days	1,999	5,081
90 days or more	0	5
Non-accrual	26,933	45,587
Total loans receivable	692,734	711,624
Pass
Financing Receivable, Recorded Investment, Past Due [Line Items]
Current	580,930	610,127
Delinquent:
30-59 days	2,307	6,083
60-89 days	981	1,800
90 days or more	0	0
Non-accrual	0	0
Total loans receivable	584,218	618,010
Pass Watch
Financing Receivable, Recorded Investment, Past Due [Line Items]
Current	46,469	29,528
Delinquent:
30-59 days	782	1,285
60-89 days	0	900
90 days or more	0	0
Non-accrual	0	0
Total loans receivable	47,251	31,713
Special Mention
Financing Receivable, Recorded Investment, Past Due [Line Items]
Current	27,037	11,670
Delinquent:
30-59 days	597	93
60-89 days	1,018	2,381
90 days or more	0	0
Non-accrual	0	0
Total loans receivable	28,652	14,144
Substandard
Financing Receivable, Recorded Investment, Past Due [Line Items]
Current	5,650	1,568
Delinquent:
30-59 days	30	597
60-89 days	0	0
90 days or more	0	5
Non-accrual	26,499	45,587
Total loans receivable	32,179	47,757
Doubtful
Financing Receivable, Recorded Investment, Past Due [Line Items]
Current	0	0
Delinquent:
30-59 days	0	0
60-89 days	0	0
90 days or more	0	0
Non-accrual	434	0
Total loans receivable	$ 434	$ 0