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LOANS - Allowance for Loan Losses (Details) - USD ($) $ in Thousands | 12 Months Ended
--- | ---
Dec. 31, 2021 | Dec. 31, 2020 | Dec. 31, 2019
Allowance for credit losses - loans [Roll Forward] |  |  |
Balance, beginning of period | $ 60,869 | $ 49,911 |
Charge-offs | (8,965) |  |
Recoveries | 6,118 |  |
Provision | (8,839) | 14,212 | $ 8,430
Balance, end of period | 49,869 | 60,869 | 49,911
PCD Loans [Member] |  |  |
Allowance for credit losses - loans [Roll Forward] |  |  |
Balance, beginning of period |  | 0 |
Balance, end of period |  |  | 0
Commercial Portfolio Segment | Business Lending |  |  |
Allowance for credit losses - loans [Roll Forward] |  |  |
Balance, beginning of period |  | 19,426 |
Balance, end of period |  |  | 19,426
Commercial Portfolio Segment | Consumer Mortgage |  |  |
Allowance for credit losses - loans [Roll Forward] |  |  |
Balance, beginning of period |  | 10,269 |
Balance, end of period |  |  | 10,269
Consumer Portfolio Segment | Business Lending |  |  |
Allowance for credit losses - loans [Roll Forward] |  |  |
Balance, beginning of period | 28,190 |  |
Charge-offs | (1,618) |  |
Recoveries | 689 |  |
Balance, end of period | 21,021 | 28,190 |
Consumer Portfolio Segment | Consumer Mortgage |  |  |
Allowance for credit losses - loans [Roll Forward] |  |  |
Balance, beginning of period | 10,672 |  |
Charge-offs | (426) |  |
Recoveries | 91 |  |
Balance, end of period | 10,017 | 10,672 |
Consumer Portfolio Segment | Consumer Indirect |  |  |
Allowance for credit losses - loans [Roll Forward] |  |  |
Balance, beginning of period | 13,696 | 13,712 |
Charge-offs | (5,160) |  |
Recoveries | 4,346 |  |
Balance, end of period | 11,737 | 13,696 | 13,712
Consumer Portfolio Segment | Consumer Direct |  |  |
Allowance for credit losses - loans [Roll Forward] |  |  |
Balance, beginning of period | 3,207 | 3,255 |
Charge-offs | (1,232) |  |
Recoveries | 793 |  |
Balance, end of period | 2,306 | 3,207 | 3,255
Consumer Portfolio Segment | Home Equity |  |  |
Allowance for credit losses - loans [Roll Forward] |  |  |
Balance, beginning of period | 2,222 | 2,129 |
Charge-offs | (225) |  |
Recoveries | 92 |  |
Balance, end of period | 1,814 | 2,222 | 2,129
Unallocated Financing Receivables [Member] |  |  |
Allowance for credit losses - loans [Roll Forward] |  |  |
Balance, beginning of period | 1,000 | 957 |
Charge-offs | 0 |  |
Recoveries | 0 |  |
Balance, end of period | 1,000 | 1,000 | 957
Topic ASC 326 [Member] |  |  |
Allowance for credit losses - loans [Roll Forward] |  |  |
Balance, beginning of period | 60,869 | 51,268 |
Charge-offs |  | (10,664) |
Recoveries |  | 5,689 |
Balance, end of period |  | 60,869 | 51,268
Topic ASC 326 [Member] | PCD Loans [Member] |  |  |
Allowance for credit losses - loans [Roll Forward] |  |  |
Balance, beginning of period | 1,882 | 3,072 |
Charge-offs |  | (91) |
Recoveries |  | 440 |
Balance, end of period |  | 1,882 | 3,072
Topic ASC 326 [Member] | Commercial Portfolio Segment | Business Lending |  |  |
Allowance for credit losses - loans [Roll Forward] |  |  |
Balance, beginning of period | 28,190 | 19,714 |
Charge-offs |  | (1,497) |
Recoveries |  | 356 |
Provision |  | 7,274 |
Balance, end of period |  | 28,190 | 19,714
Topic ASC 326 [Member] | Commercial Portfolio Segment | Consumer Mortgage |  |  |
Allowance for credit losses - loans [Roll Forward] |  |  |
Balance, beginning of period | 10,672 | 9,218 |
Charge-offs |  | (862) |
Recoveries |  | 130 |
Balance, end of period |  | 10,672 | 9,218
Topic ASC 326 [Member] | Consumer Portfolio Segment | Consumer Indirect |  |  |
Allowance for credit losses - loans [Roll Forward] |  |  |
Balance, beginning of period | 13,696 | 12,715 |
Charge-offs |  | (6,382) |
Recoveries |  | 3,992 |
Balance, end of period |  | 13,696 | 12,715
Topic ASC 326 [Member] | Consumer Portfolio Segment | Consumer Direct |  |  |
Allowance for credit losses - loans [Roll Forward] |  |  |
Balance, beginning of period | 3,207 | 2,612 |
Charge-offs |  | (1,633) |
Recoveries |  | 743 |
Balance, end of period |  | 3,207 | 2,612
Topic ASC 326 [Member] | Consumer Portfolio Segment | Home Equity |  |  |
Allowance for credit losses - loans [Roll Forward] |  |  |
Balance, beginning of period | 2,222 | 2,937 |
Charge-offs |  | (199) |
Recoveries |  | 28 |
Balance, end of period |  | 2,222 | 2,937
Topic ASC 326 [Member] | Unallocated Financing Receivables [Member] |  |  |
Allowance for credit losses - loans [Roll Forward] |  |  |
Balance, beginning of period | $ 1,000 | 1,000 |
Charge-offs |  | 0 |
Recoveries |  | 0 |
Balance, end of period |  | $ 1,000 | $ 1,000

X
- Definition Amount of recovery of loans and lease receivables which had previously been fully or partially written-off as bad debts. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -Section 50 -Paragraph 11B -Subparagraph (c)(4) -URI http://asc.fasb.org/extlink&oid=123577603&loc=SL6953423-111524 + Details
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- Definition A roll forward is a reconciliation of a concept from the beginning of a period to the end of a period. + References No definition available. + Details
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- Definition Amount of loans and leases that have been written off from both loan receivables and allowance reserve for credit loss. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -Section 50 -Paragraph 11B -Subparagraph (c)(3) -URI http://asc.fasb.org/extlink&oid=123577603&loc=SL6953423-111524 + Details
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- Definition Amount of allowance to cover probable credit losses on loans and leases. Includes carryover of or adjustments to the allowance for loan losses in connection with business combinations. Excludes allowance for loans and leases covered under loss sharing agreements. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -Section S99 -Paragraph 4 -Subparagraph (SAB Topic 6.L.1) -URI http://asc.fasb.org/extlink&oid=122038336&loc=d3e74567-122707 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -Section 50 -Paragraph 11B -Subparagraph (g) -URI http://asc.fasb.org/extlink&oid=123577603&loc=SL6953423-111524 Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 30 -Section 50 -Paragraph 2 -Subparagraph (b)(1)(ii) -URI http://asc.fasb.org/extlink&oid=121614798&loc=d3e15032-111544 Reference 4: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -Section 50 -Paragraph 11B -Subparagraph (c)(1) -URI http://asc.fasb.org/extlink&oid=123577603&loc=SL6953423-111524 + Details
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