REAL ESTATE - Additional Information (Details)	12 Months Ended
Dec. 31, 2020 USD ($) realEstateProperty	Dec. 31, 2019 USD ($) realEstateProperty
Real Estate Properties [Line Items]
Real estate acquired in settlement of residential mortgage loans	$ 0	$ 0
Number of commercial real estate acquisitions, foreclosure \| realEstateProperty	2
Foreclosure agreement, amount	$ 79,800,000
Number of commercial real estate acquisitions \| realEstateProperty		0
Proceeds from sales of real estate	124,500,000	$ 25,200,000
Gain on sale of real estate	$ 19,700,000	$ 7,500,000
Number of real estate properties sold \| realEstateProperty		2
Weighted average amortization period	5 years 6 months
General and Administrative Expense
Real Estate Properties [Line Items]
Depreciation expense	$ 22,700,000	$ 23,700,000

Number Of Real Estate Properties Acquired, Foreclosure

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Number Of Real Estate Properties Purchased

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Number Of Real Estate Properties Sold

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No definition available.

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Weighted Average Amortization Period

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The amount of expense recognized in the current period that reflects the allocation of the cost of tangible assets over the assets' useful lives. Includes production and non-production related depreciation.

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The net gain (loss) resulting from sales and other disposals of real estate owned for investment purposes.

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Recorded investment of consumer mortgage loan receivables secured by residential real estate properties for which formal foreclosure proceedings are in process.

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Cash received for the sale of real estate that is not part of an investing activity during the current period.

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Carrying amount as of the balance sheet date of land and buildings obtained through foreclosure proceedings or defeasance in full or partial satisfaction of a debt arrangement.

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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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