Fair Value Measurements - Schedule of Assets Measured at Fair Value on Nonrecurring Basis (Details) - Non-Recurring - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2020	Jun. 30, 2019	Jun. 30, 2020	Jun. 30, 2019
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Individually evaluated	$ 2,560	$ 3,485	$ 10,130	$ 6,294
Gain (losses) from fair value changes on impaired loans	(15)	(63)	(1,305)	(3,634)
Other real estate owned	0	635	274	2,229
Gain (losses) from fair value changes on other real estate owned	23	0	(23)	0
Quoted prices in active markets for identical assets (Level 1)
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Individually evaluated	0	0	0	0
Other real estate owned	0	0	0	0
Significant other observable inputs (Level 2)
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Individually evaluated	2,560	3,485	10,130	6,294
Other real estate owned	0	635	274	2,229
Significant unobservable inputs (Level 3)
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Individually evaluated	0	0	0	0
Other real estate owned	$ 0	$ 0	$ 0	$ 0