Assets and Liabilities Measured and Reported at Fair Value (Details 2) (USD $) In Thousands, unless otherwise specified	3 Months Ended
	Mar. 31, 2015
Impaired loans | Appraisal Discount Method
Fair Value Measurements
Carrying amount	2,826
Impaired loans | Appraisal Discount Method | Weighted Average
Fair Value Measurements
Weighted average of input	8.80%
Impaired loans | Discounted Cash Flow Valuation Technique
Fair Value Measurements
Carrying amount	4,526
Impaired loans | Discounted Cash Flow Valuation Technique | Weighted Average
Fair Value Measurements
Weighted average of input	5.30%
Other Real Estate Owned | Appraisal Discount Method
Fair Value Measurements
Carrying amount	4,946
Other Real Estate Owned | Appraisal Discount Method | Weighted Average
Fair Value Measurements
Weighted average of input	14.50%