Time Deposits and Borrowings (Schedule of Time Deposit Maturities and Borrowings) (Details) - USD ($) $ in Thousands	Mar. 31, 2023	Dec. 31, 2022
Time deposits
Within One Year	$ 1,153,933
One to Two Years	215,690
Two to Three Years	2,084
Three to Four Years	1,356
Four to Five Years	2,964
After Five Years	0
Total	1,376,027	$ 945,567
FHLB borrowings
Total	314,031	$ 218,111
Time Deposit Maturities And Borrowings, Fiscal Year Maturity [Abstract]
Within One Year	1,382,443
One to Two Years	217,288
Two to Three Years	13,507
Three to Four Years	1,356
Four to Five Years	62,964
After Five Years	30,470
Total	1,708,028
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	1,074
Total	1,074
Contract value	2,600
Lines Of Credit [Member]
Time Deposit Maturities And Borrowings, Fiscal Year Maturity [Abstract]
Within One Year	7,500
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	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	9,396
Total	9,396
FHLB Borrowings [Member]
FHLB borrowings
Within One Year	37,573
One to Two Years	1,598
Two to Three Years	11,423
Three to Four Years	0
Four to Five Years	60,000
After Five Years	20,000
Total	130,594
FHLB Line Of Credit [Member]
FHLB borrowings
Within One Year	183,437
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	$ 183,437