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MORTGAGE BANKING OPERATIONS - Gain on Sale (Details) - Commercial loans - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2022	Mar. 31, 2021
Gain on mortgage loan origination and sale activities [Line Items]
Gain on loan origination and sale activities	$ 8,274	$ 33,459
Single family
Gain on mortgage loan origination and sale activities [Line Items]
Gain on loan origination and sale activities	6,169	26,187
CRE, multifamily and SBA
Gain on mortgage loan origination and sale activities [Line Items]
Gain on loan origination and sale activities	$ 2,105	$ 7,272

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- Definition

Gain on mortgage loan origination and sale activities [Line Items]

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Net Gains Losses On Mortgage Loan Origination And Sales Activities, Including Discontinued Operations

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