Investment Securities, Available-for-sale Securities, Gross Unrealized Loss Position (Details) - USD ($) $ in Thousands	Mar. 31, 2022	Dec. 31, 2021
Available for sale securities unrealized loss position - Fair Value [Abstract]
Less than 12 months - Fair Value	$ 262,705	$ 159,044
12 months or more - Fair Value	126,203	46,544
Total - Fair Value	388,908	205,588
Available for sale securities unrealized loss position - Gross Unrealized Loss [Abstract]
Less than 12 months - Gross Unrealized Loss	9,488	2,757
12 months or more - Gross Unrealized Loss	9,870	1,142
Total - Gross Unrealized Loss	19,358	3,899
Available-for-sale, allowance for credit loss	0
U. S. Government Sponsored Enterprises [Member]
Available for sale securities unrealized loss position - Fair Value [Abstract]
Less than 12 months - Fair Value	23,723	49,279
12 months or more - Fair Value	38,336	9,900
Total - Fair Value	62,059	59,179
Available for sale securities unrealized loss position - Gross Unrealized Loss [Abstract]
Less than 12 months - Gross Unrealized Loss	1,264	697
12 months or more - Gross Unrealized Loss	1,655	100
Total - Gross Unrealized Loss	2,919	797
Mortgage-Backed Securities and Collateralized Mortgage Obligations - Residential [Member]
Available for sale securities unrealized loss position - Fair Value [Abstract]
Less than 12 months - Fair Value	160,318	93,447
12 months or more - Fair Value	73,797	22,098
Total - Fair Value	234,115	115,545
Available for sale securities unrealized loss position - Gross Unrealized Loss [Abstract]
Less than 12 months - Gross Unrealized Loss	5,999	1,888
12 months or more - Gross Unrealized Loss	7,284	588
Total - Gross Unrealized Loss	13,283	2,476
Corporate Bonds [Member]
Available for sale securities unrealized loss position - Fair Value [Abstract]
Less than 12 months - Fair Value	49,993	15,670
12 months or more - Fair Value	14,070	14,546
Total - Fair Value	64,063	30,216
Available for sale securities unrealized loss position - Gross Unrealized Loss [Abstract]
Less than 12 months - Gross Unrealized Loss	1,115	171
12 months or more - Gross Unrealized Loss	931	454
Total - Gross Unrealized Loss	2,046	625
Small Business Administration-Guaranteed Participation Securities [Member]
Available for sale securities unrealized loss position - Fair Value [Abstract]
Less than 12 months - Fair Value	28,086
12 months or more - Fair Value	0
Total - Fair Value	28,086
Available for sale securities unrealized loss position - Gross Unrealized Loss [Abstract]
Less than 12 months - Gross Unrealized Loss	1,095
12 months or more - Gross Unrealized Loss	0
Total - Gross Unrealized Loss	1,095
Other [Member]
Available for sale securities unrealized loss position - Fair Value [Abstract]
Less than 12 months - Fair Value	585	648
12 months or more - Fair Value	0	0
Total - Fair Value	585	648
Available for sale securities unrealized loss position - Gross Unrealized Loss [Abstract]
Less than 12 months - Gross Unrealized Loss	15	1
12 months or more - Gross Unrealized Loss	0	0
Total - Gross Unrealized Loss	$ 15	$ 1