Number of financing receivables that have been modified by troubled debt restructurings.

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 310
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 33
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147481962/310-10-50-33

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Amount before allowance of loans and leases held in portfolio, including but not limited to, commercial and consumer loans. Includes deferred interest and fees, undisbursed portion of loan balance, unamortized costs and premiums and discounts from face amounts. Excludes loans and leases covered under loss sharing agreements.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Topic 310
-SubTopic 10
-Name Accounting Standards Codification
-Section 45
-Paragraph 2
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147481990/310-10-45-2

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LOANS AND ALLOWANCE FOR CREDIT LOSSES (Schedule of Loans by Risk Category) (Details) $ in Thousands	3 Months Ended	6 Months Ended
	Jun. 30, 2023 USD ($) loan	Jun. 30, 2023 USD ($) loan	Dec. 31, 2022 USD ($)
Loans and Leases Receivable Disclosure [Line Items]
Total loans	$ 5,165,089	$ 5,165,089	$ 4,853,495
Number of TDR loans during the period \| loan	0	0
Construction
Loans and Leases Receivable Disclosure [Line Items]
Total loans			143,693
Construction \| Pass
Loans and Leases Receivable Disclosure [Line Items]
Total loans			143,693
Multifamily
Loans and Leases Receivable Disclosure [Line Items]
Total loans			468,540
Multifamily \| Pass
Loans and Leases Receivable Disclosure [Line Items]
Total loans			468,540
Receivables other than one to four family and consumer loans
Loans and Leases Receivable Disclosure [Line Items]
Total loans			4,775,357
Receivables other than one to four family and consumer loans \| Pass
Loans and Leases Receivable Disclosure [Line Items]
Total loans			4,681,312
Receivables other than one to four family and consumer loans \| Special Mention
Loans and Leases Receivable Disclosure [Line Items]
Total loans			67,630
Receivables other than one to four family and consumer loans \| Substandard
Loans and Leases Receivable Disclosure [Line Items]
Total loans			26,415
Real estate
Loans and Leases Receivable Disclosure [Line Items]
Total loans	$ 4,190,297	$ 4,190,297	3,919,948
Real estate \| Commercial
Loans and Leases Receivable Disclosure [Line Items]
Total loans	3,546,818	3,546,818	3,254,508
Real estate \| Commercial \| Pass
Loans and Leases Receivable Disclosure [Line Items]
Total loans			3,192,212
Real estate \| Commercial \| Special Mention
Loans and Leases Receivable Disclosure [Line Items]
Total loans			35,881
Real estate \| Commercial \| Substandard
Loans and Leases Receivable Disclosure [Line Items]
Total loans			26,415
Real estate \| Construction
Loans and Leases Receivable Disclosure [Line Items]
Total loans	131,370	131,370	143,693
Real estate \| Multifamily
Loans and Leases Receivable Disclosure [Line Items]
Total loans	460,285	460,285	468,540
Commercial and industrial
Loans and Leases Receivable Disclosure [Line Items]
Total loans	$ 954,700	$ 954,700	908,616
Commercial and industrial \| Commercial
Loans and Leases Receivable Disclosure [Line Items]
Total loans			908,616
Commercial and industrial \| Commercial \| Pass
Loans and Leases Receivable Disclosure [Line Items]
Total loans			876,867
Commercial and industrial \| Commercial \| Special Mention
Loans and Leases Receivable Disclosure [Line Items]
Total loans			$ 31,749