Revenue Recognition - Schedule of Disaggregation of Noninterest Income (Details) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2018	Mar. 31, 2017
Disaggregation of Revenue [Line Items]
Service charges and fees	$ 1,054	$ 915
Other noninterest income	1,127	3,579
Gain/(loss) on sale of loans	(22)	353
Fees and Commissions	4,900	2,495
Bank-owned life insurance income	1,367	1,414
Income from resolution of acquired assets	74	762
Gain (loss) on investment securities	(1,404)	777
Noninterest Income, Out Of Scope Of Topic 606	4,915	5,801
Noninterest Income	7,223	9,987
Accounting Standards Update 2014-09
Disaggregation of Revenue [Line Items]
Service charges and fees	1,054	915
Noninterest Income (in-scope of Topic 606)	2,308	4,186
Accounting Standards Update 2014-09 | NSF/OD Fees
Disaggregation of Revenue [Line Items]
Service charges and fees	365	410
Accounting Standards Update 2014-09 | Fees on deposit accounts
Disaggregation of Revenue [Line Items]
Service charges and fees	689	505
Accounting Standards Update 2014-09 | ATM and debit card income
Disaggregation of Revenue [Line Items]
Other noninterest income	645	599
Accounting Standards Update 2014-09 | Safe deposit box
Disaggregation of Revenue [Line Items]
Other noninterest income	26	25
Accounting Standards Update 2014-09 | Merchant revenue
Disaggregation of Revenue [Line Items]
Other noninterest income	202	160
Accounting Standards Update 2014-09 | Ancillary fees and income
Disaggregation of Revenue [Line Items]
Other noninterest income	122	81
Accounting Standards Update 2014-09 | CD custody income and fees
Disaggregation of Revenue [Line Items]
Other noninterest income	54	0
Accounting Standards Update 2014-09 | Misc other income
Disaggregation of Revenue [Line Items]
Other noninterest income	100	2,361
Accounting Standards Update 2014-09 | Misc other income
Disaggregation of Revenue [Line Items]
Other noninterest income	$ 105	$ 45