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Average term of financing receivables.

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Term of the financing receivables.

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Lending threshold requiring additional loan review.

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The maximum number of years that a borrower would be assigned to special mention class.

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Represents the number of subsidiaries.

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The minimum number of months of repayment performance for contractual monthly payment loans in order to restore nonaccrual loans to accrual.

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The minimum number of years of repayment performance for contractual quarterly or semi-monthly payment loans in order to restore nonaccrual loans to accrual.

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Interest, dividends, rents, ancillary and other revenues earned but not yet received by the entity on its investments.

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Amount of allowance for credit loss for debt security measured at amortized cost (held-to-maturity).

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Amount of allowance for credit loss on financing receivable. Excludes allowance for financing receivable covered under loss sharing agreement.

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Amount of expected credit loss for credit exposure on off-balance-sheet commitment, including but not limited to, loan commitment, standby letter of credit, financial guarantee not accounted for as insurance. Excludes off-balance sheet credit exposure accounted for as insurance and instrument accounted for under derivatives and hedging.

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NOTE 1 - SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES (Details)	6 Months Ended
	Jun. 30, 2021 USD ($) subsidiary segment	Mar. 31, 2021 USD ($)	Jan. 01, 2021 USD ($)	Dec. 31, 2020 USD ($)	Jun. 30, 2020 USD ($)	Mar. 31, 2020 USD ($)	Dec. 31, 2019 USD ($)
Retained earnings	$ 335,424,000			$ 300,804,000
Less allowance	78,894,000	$ 81,831,000	$ 84,376,000	84,376,000	$ 60,827,000	$ 42,233,000	$ 36,001,000
Debt Securities, Held-to-maturity, Allowance for Credit Loss	$ 174,000	174,000
Number of subsidiaries commercial banks \| subsidiary	4
Number of portfolio segments \| segment	8
Number of years borrower classified to special mention class	1 year
Lending Threshold Requiring Additional Loan Review	$ 1,000,000
Other Assets
Accrued investment income receivable	17,000,000
Cumulative Effect, Period of Adoption, Adjustment [Member]
Less allowance			(8,102,000)
Debt Securities, Held-to-maturity, Allowance for Credit Loss			183,000
Off-Balance Sheet, Credit Loss, Liability			9,117,000
Accounting Standards Update 2016-13
Retained earnings		$ 937,000
Less allowance	(8,102,000)
Debt Securities, Held-to-maturity, Allowance for Credit Loss	$ 183,000
Accounting Standards Update 2016-13 \| Cumulative Effect, Period of Adoption, Adjustment [Member]
Retained earnings			937,000
Less allowance			(8,100,000)
Debt Securities, Held-to-maturity, Allowance for Credit Loss			183,000
Off-Balance Sheet, Credit Loss, Liability			9,100,000
Subsidiaries [Member] \| Fixed Rate Residential Mortgage [Member]
Financing receivable, term	15 years
Commercial Portfolio Segment [Member]
Less allowance	$ 35,502,000		35,421,000	35,421,000	$ 25,748,000	$ 18,151,000	$ 16,072,000
Commercial Portfolio Segment [Member] \| Cumulative Effect, Period of Adoption, Adjustment [Member]
Less allowance			$ (35,421,000)
Commercial Portfolio Segment [Member] \| Accounting Standards Update 2016-13
Less allowance				$ (35,421,000)
Minimum
Minimum number of months of repayment performance to restore to accrual status, monthly payment loans	6 months
Residual Value Percent of Cost	3.00%
Minimum \| Subsidiaries [Member] \| Adjustable Rate Residential Mortgage [Member]
Financing receivable, term	1 year
Minimum \| Commercial Portfolio Segment [Member] \| Term Loan [Member]
Financing receivable, average term	3 years
Maximum
Minimum number of years of repayment performance to restore to accrual status, quarterly or semi-monthly payment loans	1 year
Residual Value Percent of Cost	25.00%
Maximum \| Subsidiaries [Member] \| Adjustable Rate Residential Mortgage [Member]
Financing receivable, term	5 years
Maximum \| Low Income Housing Tax Credit Permanent Loans [Member]
Financing receivable, term	20 years
Maximum \| Lines Of Credit [Member]
Financing receivable, term	365 days
Maximum \| Commercial Portfolio Segment [Member] \| Term Loan [Member]
Financing receivable, term	7 years
Financing receivable, average term	5 years