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RESTRICTED STOCK - Summary of restricted stock (Details) - USD ($) $ in Thousands | Dec. 31, 2023 | Dec. 31, 2022
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Federal Home Loan Bank, Advances, Branch of FHLB Bank [Line Items] |  |
Restricted stock. | $ 98,750 | $ 88,745
Federal Home Loan Bank of New York |  |
Federal Home Loan Bank, Advances, Branch of FHLB Bank [Line Items] |  |
Restricted stock. | 73,475 | 63,627
FRB capital stock |  |
Federal Home Loan Bank, Advances, Branch of FHLB Bank [Line Items] |  |
Restricted stock. | 25,110 | 24,953
ACBB capital stock |  |
Federal Home Loan Bank, Advances, Branch of FHLB Bank [Line Items] |  |
Restricted stock. | $ 165 | $ 165

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- Definition Investments which are not defined as or included in marketable (debt, equity, or other) securities whose use is restricted in whole or in part, generally by contractual agreements or regulatory requirements. For use in an unclassified balance sheet. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 954 -SubTopic 210 -Name Accounting Standards Codification -Section 45 -Paragraph 4 -Publisher FASB -URI https://asc.fasb.org//1943274/2147480632/954-210-45-4 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Topic 954 -SubTopic 210 -Name Accounting Standards Codification -Section 50 -Paragraph 2 -Publisher FASB -URI https://asc.fasb.org//1943274/2147480602/954-210-50-2 + Details
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