DERIVATIVES - Offsetting Derivatives (Details) - USD ($) $ in Thousands	Mar. 31, 2020	Dec. 31, 2019
Derivative [Line Items]
Derivatives in Asset Position	$ 0	$ 689
Derivatives in Liability Position	(17,136)	(3,890)
Net amounts presented	(17,136)	(3,201)
Financial Instruments	0	0
Cash Collateral Pledged	(17,160)	(3,600)
Net Amount	24	399
PNC | Interest Rate Swaps
Derivative [Line Items]
Derivatives in Asset Position	0	62
Derivatives in Liability Position	(5,489)	(1,440)
Net amounts presented	(5,489)	(1,378)
Financial Instruments	0	0
Cash Collateral Pledged	(5,750)	(1,550)
Net Amount	261	172
US Bank | Interest Rate Swaps
Derivative [Line Items]
Derivatives in Asset Position	0	627
Derivatives in Liability Position	(11,647)	(2,450)
Net amounts presented	(11,647)	(1,823)
Financial Instruments	0	0
Cash Collateral Pledged	(11,410)	(2,050)
Net Amount	$ (237)	$ 227