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SECURITIES, Securities with Unrealized Losses, Available for Sale (Details)
$ in Thousands
Jun. 30, 2022
USD ($)
Security
Dec. 31, 2021
USD ($)
Available for sale, Fair Value [Abstract]    
Less than 12 months $ 591,834 $ 185,597
12 months or more 75,097 64,764
Total 666,931 250,361
Available for sale, Unrealized Loss [Abstract]    
Less than 12 months 60,169 1,914
12 months or more 16,133 2,917
Total $ 76,302 4,831
Number of securities with an unrealized loss | Security 160  
State and Municipal [Member]    
Available for sale, Fair Value [Abstract]    
Less than 12 months $ 216,679 21,255
12 months or more 7,373 0
Total 224,052 21,255
Available for sale, Unrealized Loss [Abstract]    
Less than 12 months 27,194 86
12 months or more 1,454 0
Total 28,648 86
Mortgage-backed Securities [Member]    
Available for sale, Fair Value [Abstract]    
Less than 12 months 341,527 56,398
12 months or more 67,724 64,764
Total 409,251 121,162
Available for sale, Unrealized Loss [Abstract]    
Less than 12 months 31,360 1,197
12 months or more 14,679 2,917
Total 46,039 4,114
Collateralized Mortgage Obligations [Member]    
Available for sale, Fair Value [Abstract]    
Less than 12 months 0 106,320
12 months or more 0 0
Total 0 106,320
Available for sale, Unrealized Loss [Abstract]    
Less than 12 months 0 413
12 months or more 0 0
Total 0 413
Asset-backed and Other Amortizing Securities [Member]    
Available for sale, Fair Value [Abstract]    
Less than 12 months 22,070 1,624
12 months or more 0 0
Total 22,070 1,624
Available for sale, Unrealized Loss [Abstract]    
Less than 12 months 1,173 218
12 months or more 0 0
Total 1,173 218
Other Securities [Member]    
Available for sale, Fair Value [Abstract]    
Less than 12 months 11,558 0
12 months or more 0 0
Total 11,558 0
Available for sale, Unrealized Loss [Abstract]    
Less than 12 months 442 0
12 months or more 0 0
Total $ 442 $ 0