Revenue from Contracts with Customers (Schedule of Noninterest Income) (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2020	Jun. 30, 2019	Jun. 30, 2020	Jun. 30, 2019
Noninterest Income [Abstract]
Service charges on deposit accounts	$ 2,289	$ 3,210	$ 5,626	$ 6,155
Other service charges, commissions, and fees:
Interchange income	3,086	3,492	5,972	6,301
Other service charges and fees	1,538	1,558	2,721	3,255
Commissions from sales of insurance and financial products:
Insurance income	1,363	1,304	2,561	2,672
Wealth management income	727	900	1,597	1,561
SBA consulting fees	3,739	921	4,766	2,184
Noninterest income (in-scope of ASC 606)	12,742	11,385	23,243	22,128
Noninterest income (out-of-scope of ASC 606)	13,451	4,249	16,655	7,584
Total noninterest income	$ 26,193	$ 15,634	$ 39,898	$ 29,712