Derivatives - Schedule of Derivative Instruments (Details) (USD $) In Thousands, unless otherwise specified	Mar. 31, 2015	Dec. 31, 2014
Derivatives, Fair Value [Line Items]
Interest rate contracts	$ 2,170	$ 919
Interest Rate Swap | Other Assets
Derivatives, Fair Value [Line Items]
Interest rate contracts	198	78
Interest Rate Swap | Other Liabilities
Derivatives, Fair Value [Line Items]
Interest rate contracts	597	158
Interest Rate Lock Commitments
Derivatives, Fair Value [Line Items]
Interest rate contracts	1,972	841
Interest rate contracts	597	158
Interest Rate Lock Commitments | Other Assets
Derivatives, Fair Value [Line Items]
Interest rate contracts	$ 1,972	$ 841