LOANS - Changes in the Allowance for Loan Losses (Details) - USD ($) $ in Thousands	3 Months Ended
Mar. 31, 2020	Mar. 31, 2019
Allowance for Loan Losses
Beginning balance	$ 32,786	$ 31,418
Charge-offs	(216)	(246)
Recoveries	20	12
Provision for credit losses	5,000	600
Ending balance	39,215	31,784
Prior to adoption \| ASU 2016-13
Allowance for Loan Losses
Beginning balance	32,786
Impact of adoption \| ASU 2016-13
Allowance for Loan Losses
Ending balance	1,625
Commercial real estate occupied:
Allowance for Loan Losses
Beginning balance	12,150
Commercial real estate occupied: \| Mortgage loans
Allowance for Loan Losses
Beginning balance		10,792
Charge-offs	(1)
Provision for credit losses	531	307
Ending balance	4,968	11,099
Commercial real estate occupied: \| Mortgage loans \| Prior to adoption \| ASU 2016-13
Allowance for Loan Losses
Beginning balance	12,150
Commercial real estate occupied: \| Mortgage loans \| Impact of adoption \| ASU 2016-13
Allowance for Loan Losses
Ending balance	(7,712)
Multi-family
Allowance for Loan Losses
Beginning balance	4,829
Multi-family \| Mortgage loans
Allowance for Loan Losses
Beginning balance		2,566
Provision for credit losses	83	(9)
Ending balance	1,323	2,557
Multi-family \| Mortgage loans \| Prior to adoption \| ASU 2016-13
Allowance for Loan Losses
Beginning balance	4,829
Multi-family \| Mortgage loans \| Impact of adoption \| ASU 2016-13
Allowance for Loan Losses
Ending balance	(3,589)
Residential real estate
Allowance for Loan Losses
Beginning balance	1,882
Residential real estate \| Mortgage loans
Allowance for Loan Losses
Beginning balance		3,935
Recoveries	1	1
Provision for credit losses	(40)	(562)
Ending balance	4,025	3,374
Residential real estate \| Mortgage loans \| Prior to adoption \| ASU 2016-13
Allowance for Loan Losses
Beginning balance	1,882
Residential real estate \| Mortgage loans \| Impact of adoption \| ASU 2016-13
Allowance for Loan Losses
Ending balance	2,182
Commercial, industrial and agricultural
Allowance for Loan Losses
Beginning balance	12,583	12,722
Charge-offs	(215)	(242)
Recoveries	19	11
Provision for credit losses	3,459	582
Ending balance	24,545	13,073
Commercial, industrial and agricultural \| Prior to adoption \| ASU 2016-13
Allowance for Loan Losses
Beginning balance	12,583
Commercial, industrial and agricultural \| Impact of adoption \| ASU 2016-13
Allowance for Loan Losses
Ending balance	8,699
Real estate construction and land loans
Allowance for Loan Losses
Beginning balance	1,066	1,297
Provision for credit losses	842	229
Ending balance	3,182	1,526
Real estate construction and land loans \| Prior to adoption \| ASU 2016-13
Allowance for Loan Losses
Beginning balance	1,066
Real estate construction and land loans \| Impact of adoption \| ASU 2016-13
Allowance for Loan Losses
Ending balance	1,274
Installment/consumer loans
Allowance for Loan Losses
Beginning balance	276	106
Charge-offs		(4)
Provision for credit losses	125	53
Ending balance	1,172	$ 155
Installment/consumer loans \| Prior to adoption \| ASU 2016-13
Allowance for Loan Losses
Beginning balance	276
Installment/consumer loans \| Impact of adoption \| ASU 2016-13
Allowance for Loan Losses
Ending balance	$ 771

Amount of recovery of loans and lease receivables which had previously been fully or partially written-off as bad debts.

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A roll forward is a reconciliation of a concept from the beginning of a period to the end of a period.

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Amount of loans and leases that have been written off from both loan receivables and allowance reserve for credit loss.

+ References

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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.

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Amount of expense related to estimated loss from loan and lease transactions.

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