Deposits (Details) - USD ($) $ in Thousands	Jun. 30, 2020	Dec. 31, 2019
Deposits [Abstract]
Time deposits, greater than $250,000	$ 74,500	$ 70,600
Summary of the contractual maturities of time deposits [Abstract]
Within one year	727,895
More than one to two years	6,175
More than two to three years	3,267
More than three to four years	999
More than four through five years	1,081
Time deposits	$ 739,417	$ 739,771