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LOANS RECEIVABLE AND ALLOWANCE FOR CREDIT LOSSES - Nonperforming Loans (Details) - USD ($) $ in Thousands | Jun. 30, 2022 | Dec. 31, 2021
--- | --- | ---
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Total | $ 3,909,753 | $ 3,634,792
1-4 Family Construction |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Current fiscal year | 10,338 | 27,539
One fiscal year before current year | 22,977 | 9,137
Two fiscal years before current year | 6,740 | 857
Three fiscal years before current year | 740 | 66
Four fiscal years before current year | 64 | 0
More than four fiscal years before current year | 0 | 0
Revolving Loans Amortized Cost Basis | 131 | 223
Revolving Loans Converted to Term | 0 | 0
Total | 40,990 | 37,822
Home equity lines of credit |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Current fiscal year | 19,051 | 14,383
One fiscal year before current year | 16,290 | 14,621
Two fiscal years before current year | 12,999 | 9,573
Three fiscal years before current year | 8,539 | 10,594
Four fiscal years before current year | 8,645 | 7,240
More than four fiscal years before current year | 41,553 | 39,955
Revolving Loans Amortized Cost Basis | 8,759 | 8,151
Revolving Loans Converted to Term | 0 | 0
Total | 115,836 | 104,517
Residential Mortgages secured by first liens |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Current fiscal year | 121,438 | 232,685
One fiscal year before current year | 226,720 | 178,639
Two fiscal years before current year | 165,680 | 111,560
Three fiscal years before current year | 100,179 | 63,001
Four fiscal years before current year | 54,824 | 74,394
More than four fiscal years before current year | 203,543 | 162,781
Revolving Loans Amortized Cost Basis | 3,590 | 3,669
Revolving Loans Converted to Term | 0 | 0
Total | 875,974 | 826,729
Residential Mortgages secured by junior liens |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Current fiscal year | 13,080 | 20,617
One fiscal year before current year | 18,915 | 11,256
Two fiscal years before current year | 9,713 | 7,239
Three fiscal years before current year | 5,922 | 4,407
Four fiscal years before current year | 3,477 | 3,592
More than four fiscal years before current year | 10,395 | 9,158
Revolving Loans Amortized Cost Basis | 710 | 420
Revolving Loans Converted to Term | 0 | 0
Total | 62,212 | 56,689
Other revolving credit plans |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Current fiscal year | 4,003 | 5,313
One fiscal year before current year | 4,197 | 3,596
Two fiscal years before current year | 4,268 | 3,094
Three fiscal years before current year | 3,035 | 2,596
Four fiscal years before current year | 2,338 | 2,977
More than four fiscal years before current year | 10,927 | 8,960
Revolving Loans Amortized Cost Basis | 0 | 0
Revolving Loans Converted to Term | 0 | 0
Total | 28,768 | 26,536
Automobile |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Current fiscal year | 4,469 | 7,058
One fiscal year before current year | 5,696 | 5,461
Two fiscal years before current year | 4,096 | 4,680
Three fiscal years before current year | 3,333 | 2,457
Four fiscal years before current year | 1,757 | 682
More than four fiscal years before current year | 815 | 524
Revolving Loans Amortized Cost Basis | 0 | 0
Revolving Loans Converted to Term | 0 | 0
Total | 20,166 | 20,862
Other consumer |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Current fiscal year | 16,322 | 30,627
One fiscal year before current year | 22,185 | 11,187
Two fiscal years before current year | 7,619 | 4,633
Three fiscal years before current year | 3,124 | 1,476
Four fiscal years before current year | 1,011 | 319
More than four fiscal years before current year | 1,504 | 1,434
Revolving Loans Amortized Cost Basis | 0 | 0
Revolving Loans Converted to Term | 0 | 0
Total | 51,765 | 49,676
Performing |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Total | 1,190,184 | 1,117,706
Performing | 1-4 Family Construction |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Current fiscal year | 10,338 | 27,539
One fiscal year before current year | 22,977 | 9,137
Two fiscal years before current year | 6,740 | 857
Three fiscal years before current year | 740 | 66
Four fiscal years before current year | 64 | 0
More than four fiscal years before current year | 0 | 0
Revolving Loans Amortized Cost Basis | 131 | 223
Revolving Loans Converted to Term | 0 | 0
Total | 40,990 | 37,822
Performing | Home equity lines of credit |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Current fiscal year | 19,051 | 14,383
One fiscal year before current year | 16,290 | 14,621
Two fiscal years before current year | 12,999 | 9,564
Three fiscal years before current year | 8,529 | 10,584
Four fiscal years before current year | 8,637 | 6,863
More than four fiscal years before current year | 40,985 | 39,527
Revolving Loans Amortized Cost Basis | 8,759 | 8,151
Revolving Loans Converted to Term | 0 | 0
Total | 115,250 | 103,693
Performing | Residential Mortgages secured by first liens |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Current fiscal year | 121,438 | 232,606
One fiscal year before current year | 226,101 | 178,380
Two fiscal years before current year | 165,399 | 111,333
Three fiscal years before current year | 99,774 | 62,850
Four fiscal years before current year | 54,696 | 74,136
More than four fiscal years before current year | 201,139 | 160,402
Revolving Loans Amortized Cost Basis | 3,401 | 3,475
Revolving Loans Converted to Term | 0 | 0
Total | 871,948 | 823,182
Performing | Residential Mortgages secured by junior liens |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Current fiscal year | 13,080 | 20,617
One fiscal year before current year | 18,915 | 11,256
Two fiscal years before current year | 9,713 | 7,239
Three fiscal years before current year | 5,919 | 4,407
Four fiscal years before current year | 3,477 | 3,508
More than four fiscal years before current year | 10,243 | 9,095
Revolving Loans Amortized Cost Basis | 665 | 420
Revolving Loans Converted to Term | 0 | 0
Total | 62,012 | 56,542
Performing | Other revolving credit plans |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Current fiscal year | 4,003 | 5,313
One fiscal year before current year | 4,197 | 3,596
Two fiscal years before current year | 4,268 | 3,090
Three fiscal years before current year | 3,030 | 2,592
Four fiscal years before current year | 2,318 | 2,977
More than four fiscal years before current year | 10,903 | 8,955
Revolving Loans Amortized Cost Basis | 0 | 0
Revolving Loans Converted to Term | 0 | 0
Total | 28,719 | 26,523
Performing | Automobile |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Current fiscal year | 4,469 | 7,047
One fiscal year before current year | 5,696 | 5,448
Two fiscal years before current year | 4,080 | 4,668
Three fiscal years before current year | 3,324 | 2,457
Four fiscal years before current year | 1,752 | 682
More than four fiscal years before current year | 815 | 524
Revolving Loans Amortized Cost Basis | 0 | 0
Revolving Loans Converted to Term | 0 | 0
Total | 20,136 | 20,826
Performing | Other consumer |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Current fiscal year | 16,282 | 30,423
One fiscal year before current year | 21,765 | 11,017
Two fiscal years before current year | 7,565 | 4,537
Three fiscal years before current year | 3,084 | 1,451
Four fiscal years before current year | 1,005 | 316
More than four fiscal years before current year | 1,428 | 1,374
Revolving Loans Amortized Cost Basis | 0 | 0
Revolving Loans Converted to Term | 0 | 0
Total | 51,129 | 49,118
Nonperforming |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Total | 5,527 | 5,125
Nonperforming | 1-4 Family Construction |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Current fiscal year | 0 | 0
One fiscal year before current year | 0 | 0
Two fiscal years before current year | 0 | 0
Three fiscal years before current year | 0 | 0
Four fiscal years before current year | 0 | 0
More than four fiscal years before current year | 0 | 0
Revolving Loans Amortized Cost Basis | 0 | 0
Revolving Loans Converted to Term | 0 | 0
Total | 0 | 0
Nonperforming | Home equity lines of credit |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Current fiscal year | 0 | 0
One fiscal year before current year | 0 | 0
Two fiscal years before current year | 0 | 9
Three fiscal years before current year | 10 | 10
Four fiscal years before current year | 8 | 377
More than four fiscal years before current year | 568 | 428
Revolving Loans Amortized Cost Basis | 0 | 0
Revolving Loans Converted to Term | 0 | 0
Total | 586 | 824
Nonperforming | Residential Mortgages secured by first liens |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Current fiscal year | 0 | 79
One fiscal year before current year | 619 | 259
Two fiscal years before current year | 281 | 227
Three fiscal years before current year | 405 | 151
Four fiscal years before current year | 128 | 258
More than four fiscal years before current year | 2,404 | 2,379
Revolving Loans Amortized Cost Basis | 189 | 194
Revolving Loans Converted to Term | 0 | 0
Total | 4,026 | 3,547
Nonperforming | Residential Mortgages secured by junior liens |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Current fiscal year | 0 | 0
One fiscal year before current year | 0 | 0
Two fiscal years before current year | 0 | 0
Three fiscal years before current year | 3 | 0
Four fiscal years before current year | 0 | 84
More than four fiscal years before current year | 152 | 63
Revolving Loans Amortized Cost Basis | 45 | 0
Revolving Loans Converted to Term | 0 | 0
Total | 200 | 147
Nonperforming | Other revolving credit plans |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Current fiscal year | 0 | 0
One fiscal year before current year | 0 | 0
Two fiscal years before current year | 0 | 4
Three fiscal years before current year | 5 | 4
Four fiscal years before current year | 20 | 0
More than four fiscal years before current year | 24 | 5
Revolving Loans Amortized Cost Basis | 0 | 0
Revolving Loans Converted to Term | 0 | 0
Total | 49 | 13
Nonperforming | Automobile |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Current fiscal year | 0 | 11
One fiscal year before current year | 0 | 13
Two fiscal years before current year | 16 | 12
Three fiscal years before current year | 9 | 0
Four fiscal years before current year | 5 | 0
More than four fiscal years before current year | 0 | 0
Revolving Loans Amortized Cost Basis | 0 | 0
Revolving Loans Converted to Term | 0 | 0
Total | 30 | 36
Nonperforming | Other consumer |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Current fiscal year | 40 | 204
One fiscal year before current year | 420 | 170
Two fiscal years before current year | 54 | 96
Three fiscal years before current year | 40 | 25
Four fiscal years before current year | 6 | 3
More than four fiscal years before current year | 76 | 60
Revolving Loans Amortized Cost Basis | 0 | 0
Revolving Loans Converted to Term | 0 | 0
Total | $ 636 | $ 558

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