Time Deposits and Borrowings (Schedule of Time Deposit Maturities and Borrowings) (Details) - USD ($) $ in Thousands	Jun. 30, 2023	Dec. 31, 2022
Time deposits
Within One Year	$ 1,709,991
One to Two Years	122,995
Two to Three Years	1,849
Three to Four Years	2,208
Four to Five Years	1,181
After Five Years	231
Total	1,838,455	$ 945,567
FHLB borrowings
Total	262,708	$ 218,111
Time Deposit Maturities And Borrowings, Fiscal Year Maturity [Abstract]
Within One Year	1,881,308
One to Two Years	141,886
Two to Three Years	1,849
Three to Four Years	2,208
Four to Five Years	66,181
After Five Years	22,051
Total	2,115,483
Trust preferred securities
Within One Year	0
One to Two Years	0
Two to Three Years	0
Three to Four Years	0
Four to Five Years	0
After Five Years	1,089
Total	1,089
Contract value	2,600
Lines Of Credit [Member]
Time Deposit Maturities And Borrowings, Fiscal Year Maturity [Abstract]
Within One Year	0
One to Two Years	7,500
Two to Three Years	0
Three to Four Years	0
Four to Five Years	0
After Five Years	0
Total	7,500
SBA Secured Borrowing [Member]
Time Deposit Maturities And Borrowings, Fiscal Year Maturity [Abstract]
Within One Year	0
One to Two Years	0
Two to Three Years	0
Three to Four Years	0
Four to Five Years	0
After Five Years	5,731
Total	5,731
FHLB Borrowings [Member]
FHLB borrowings
Within One Year	4,153
One to Two Years	11,391
Two to Three Years	0
Three to Four Years	0
Four to Five Years	65,000
After Five Years	15,000
Total	95,544
FHLB Line Of Credit [Member]
FHLB borrowings
Within One Year	167,164
One to Two Years	0
Two to Three Years	0
Three to Four Years	0
Four to Five Years	0
After Five Years	0
Total	$ 167,164