Derivatives - Schedule of Derivative Financial Instruments (Details) - Not Designated As Hedging - USD ($) $ in Thousands	Jun. 30, 2017	Dec. 31, 2016
Derivatives Fair Value [Line Items]
Derivative assets	$ 10,891	$ 19,745
Derivative liabilities	1,350	586
Other Assets | Interest Rate Swaps
Derivatives Fair Value [Line Items]
Derivative assets	1,350	586
Other Assets | Forward commitments
Derivatives Fair Value [Line Items]
Derivative assets	1,604	12,731
Other Assets | Interest rate-lock commitments
Derivatives Fair Value [Line Items]
Derivative assets	7,937	6,428
Other Liabilities | Interest Rate Swaps
Derivatives Fair Value [Line Items]
Derivative liabilities	$ 1,350	$ 586