SHARE-BASED COMPENSATION - Narrative (Details) - USD ($)	12 Months Ended
Dec. 31, 2022	Dec. 31, 2021	Dec. 31, 2020
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Deferred compensation arrangement with individual, shares authorized for issuance (in shares)	2,820,312
Deferred compensation arrangement with individual, shares issued	2,619,730
Granted (in shares)	0	0	0
Unrecognized compensation cost	$ 0
Share-based compensation expense	$ 6,706,000	$ 7,948,000	$ 3,810,000
Weighted-average period	1 year 9 months 18 days
Employee Stock Option
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Vesting period	5 years
Share-based compensation expense	$ 0	0	0
Employee service share-based compensation, tax benefit from compensation expense	$ 339,000	$ 631,000	$ 93,000
Employee Stock Option \| Maximum
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Vesting period	10 years
Restricted Stock
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Outstanding restricted shares granted (in shares)	222,280	225,869	258,753
Share-based compensation expense	$ 4,400,000	$ 5,300,000	$ 3,300,000
Employee service share-based compensation, tax benefit from compensation expense	293,000	338,000	(161,000)
Unearned Stock Based Compensation Expense	$ 5,600,000	$ 3,800,000	$ 3,900,000
Restricted Stock \| Maximum
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Vesting period	5 years
Restricted Stock \| Minimum
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Vesting period	1 year
PSUs, Tied To Tangible Book Value Growth
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Vesting period	3 years
Granted (in shares)	35,108	24,294
Granted (in dollars per shares)	$ 47.71	$ 46.32
PSUs, Tied To Total Shareholder Return
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Vesting period	3 years
Granted (in shares)	35,108	24,286
Granted (in dollars per shares)	$ 48.53	$ 48.75
Performance Share Units
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Vesting period	3 years
Outstanding restricted shares granted (in shares)	110,254	121,270	76,792
Share-based compensation expense	$ 2,300,000	$ 2,600,000	$ 630,000
Unearned Stock Based Compensation Expense	$ 3,100,000	$ 3,200,000	$ 1,300,000

Unearned stock based compensation expense.

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- Definition

The maximum number of shares authorized for issuance under the deferred compensation arrangement as of the balance sheet date.

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- Definition

Number of shares issued pursuant to the terms of a deferred compensation arrangement.

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- Definition

Weighted-average period over which cost not yet recognized is expected to be recognized for award under share-based payment arrangement, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days.

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- Definition

Amount of cost to be recognized for option under share-based payment arrangement.

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Amount of tax benefit for recognition of expense of award under share-based payment arrangement.

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Amount of noncash expense for share-based payment arrangement.

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Period over which grantee's right to exercise award under share-based payment arrangement is no longer contingent on satisfaction of service or performance condition, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days. Includes, but is not limited to, combination of market, performance or service condition.

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- Definition

The number of non-vested equity-based payment instruments, excluding stock (or unit) options, that validly exist and are outstanding as of the balance sheet date.

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- Definition

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

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Gross number of share options (or share units) granted during the period.

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The weighted average grant-date fair value of options granted during the reporting period as calculated by applying the disclosed option pricing methodology.

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