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This element represents the aggregate of the impaired loans reported on the balance sheet at period end measured at fair value by the entity. This element is intended to be used in connection with the fair value disclosures required in the footnote disclosures to the financial statements.

+ References

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Represent the discount percentage used for evaluating collateral pledged for financing transactions.

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No definition available.

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Weighted average maturity of residential mortgages receivable, in 'PnYnMnDnTnHnMnS' format.

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No definition available.

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Interest rate of mortgage loan within investment in mortgage loan on real estate by entity with substantial portion of business acquiring and holding investment real estate or interest in real estate.

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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 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.

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

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Fair value of an asset representing net future revenue from contractually specified servicing fees, late charges, and other ancillary revenues, in excess of future costs related to servicing arrangements.

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Discount rate used to estimate the fair value of servicing assets and servicing liabilities.

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Description of qualitative information about the assumptions used to estimate fair value for servicing assets and servicing liabilities.

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FAIR VALUE (Additional Information) (Details) - USD ($)	12 Months Ended
FAIR VALUE (Additional Information) (Details) - USD ($)	Dec. 31, 2018	Dec. 31, 2017	Dec. 31, 2016	Dec. 31, 2015
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.
Mortgage servicing rights	$ 4,400,000
Weighted average interest rate, residential mortgages (in hundredths)	3.91%
Weighted average maturity of residential mortgages	20 years
Prepayment Speed used in unobservable assumptions	81	123
Discount rate used to estimate fair value (in hundredths)	9.40%	9.40%
Subtotal	$ 3,916,326,000	$ 3,819,525,000
Valuation allowance	48,453,000	47,121,000	$ 43,718,000	$ 43,610,000
Provision for Loan and Lease Losses	6,400,000	3,000,000	$ 1,150,000
Ten Percent Adverse Changes In Psa [Member]
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.
Mortgage servicing rights	94,000
Twenty Percent Adverse Changes In Psa [Member]
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.
Mortgage servicing rights	183,000
Ten Percent Adverse Changes In Discount Rate [Member]
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.
Mortgage servicing rights	186,000
Twenty Percent Adverse Changes In Discount Rate [Member]
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.
Mortgage servicing rights	$ 358,000
Commercial Real Estates [Member] \| Minimum [Member] \| Fair Value, Inputs, Level 3 [Member]
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.
Percentage of discount from appraised value (in hundredths)	0.00%
Commercial Real Estates [Member] \| Maximum [Member] \| Fair Value, Inputs, Level 3 [Member]
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.
Percentage of discount from appraised value (in hundredths)	50.00%
Inventory Finished Goods [Member] \| Minimum [Member] \| Fair Value, Inputs, Level 3 [Member]
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.
Percentage of discount from appraised value (in hundredths)	35.00%
Inventory Finished Goods [Member] \| Maximum [Member] \| Fair Value, Inputs, Level 3 [Member]
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.
Percentage of discount from appraised value (in hundredths)	65.00%
Finished Goods [Member] \| Minimum [Member] \| Fair Value, Inputs, Level 3 [Member]
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.
Percentage of discount from appraised value (in hundredths)	30.00%
Finished Goods [Member] \| Maximum [Member] \| Fair Value, Inputs, Level 3 [Member]
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.
Percentage of discount from appraised value (in hundredths)	60.00%
Inventory Work In Process [Member] \| Minimum [Member] \| Fair Value, Inputs, Level 3 [Member]
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.
Percentage of discount from appraised value (in hundredths)	50.00%
Inventory Work In Process [Member] \| Maximum [Member] \| Fair Value, Inputs, Level 3 [Member]
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.
Percentage of discount from appraised value (in hundredths)	100.00%
Equipment [Member] \| Minimum [Member] \| Fair Value, Inputs, Level 3 [Member]
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.
Percentage of discount from appraised value (in hundredths)	30.00%
Equipment [Member] \| Maximum [Member] \| Fair Value, Inputs, Level 3 [Member]
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.
Percentage of discount from appraised value (in hundredths)	70.00%
Marketable Securities [Member] \| Minimum [Member] \| Fair Value, Inputs, Level 3 [Member]
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.
Percentage of discount from appraised value (in hundredths)	10.00%
Marketable Securities [Member] \| Maximum [Member] \| Fair Value, Inputs, Level 3 [Member]
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.
Percentage of discount from appraised value (in hundredths)	30.00%
Impaired Loans [Member]
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.
Subtotal	$ 21,000,000	6,800,000
Valuation allowance	9,500,000	2,400,000
Provision for Loan and Lease Losses	7,100,000	$ 700,000
Other Real Estate Owned [Member]
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.
Impaired Loans Fair Value Disclosure	$ 316,000