Income Taxes (Details) - Schedule of Effective Income Tax Rate Reconciliation - USD ($) $ in Thousands	3 Months Ended								12 Months Ended
	Dec. 31, 2019	Sep. 30, 2019	Jun. 30, 2019	Mar. 31, 2019	Dec. 31, 2018	Sep. 30, 2018	Jun. 30, 2018	Mar. 31, 2018	Dec. 31, 2019	Dec. 31, 2018	Dec. 31, 2017
Income Tax Disclosure [Abstract]
Income before income tax expense	$ 26,980	$ 28,136	$ 24,782	$ 14,128	$ 22,310	$ 22,004	$ 22,125	$ 4,695	$ 94,026	$ 71,134	$ 68,514
Federal statutory rate									21.00%	21.00%	35.00%
Computed "expected" Federal income tax expense									$ 19,745	$ 14,938	$ 23,980
State tax, net of federal tax benefit									3,436	1,104	213
Impact of the Tax Cuts and Jobs Act 2017										(790)	5,623
Impact of the "the Bill"										(618)
Bank owned life insurance									(732)	(650)	(1,113)
Tax-exempt interest and dividends									(2,519)	(1,521)	(2,123)
Tax benefits from stock-based compensation									(27)	1,100	(348)
Other, net									728	(581)	(938)
Income tax expense	$ 6,197	$ 6,440	$ 5,501	$ 2,493	$ 3,638	$ 2,102	$ 4,598	$ 444	$ 20,631	$ 10,782	$ 25,294