FAIR VALUE MEASUREMENTS - Unobservable Inputs Recurring (Details) - USD ($)	3 Months Ended
	Mar. 31, 2020	Dec. 31, 2019
Fair Value Measurement Inputs and Valuation Techniques [Line Items}
Derivative asset (liability), fair value	$ (3,079,000)	$ (743,000)
Recurring | Level 3
Fair Value Measurement Inputs and Valuation Techniques [Line Items}
Total	20,000	(25,000)
Recurring | Level 3 | Interest rate lock commitments
Fair Value Measurement Inputs and Valuation Techniques [Line Items}
Derivative asset (liability), fair value	$ 93,000	59,000
Closing Ratio	90.00%
Origination Costs, per loan	$ 1,700
Recurring | Level 3 | Forward Commitments
Fair Value Measurement Inputs and Valuation Techniques [Line Items}
Derivative asset (liability), fair value	$ (73,000)	$ (84,000)