EQUITY - Accumulated Other Comprehensive Income (Details) - USD ($) $ in Thousands		12 Months Ended
		Dec. 31, 2020		Dec. 31, 2019	Dec. 31, 2018
AOCI Including Portion Attributable to Noncontrolling Interest, Net of Tax [Roll Forward]
Beginning Balance		$ 819,018		$ 753,954	$ 785,944
Other comprehensive income/(loss) before reclassifications		24,159		25,654	(8,507)
Amounts reclassified from other comprehensive income/(loss)		(49)		(360)	(220)
Other comprehensive income/(loss), net		24,110		25,294	(8,727)
Ending Balance		868,008		819,018	753,954
Cumulative Effect, Period of Adoption, Adjustment
AOCI Including Portion Attributable to Noncontrolling Interest, Net of Tax [Roll Forward]
Beginning Balance		13,492	[1]		0	[2]
Ending Balance	[1]			13,492
Accumulated Other Comprehensive Income/ (Loss)
AOCI Including Portion Attributable to Noncontrolling Interest, Net of Tax [Roll Forward]
Beginning Balance		7,575		(17,719)	(8,658)
Ending Balance		31,685		7,575	(17,719)
Accumulated Other Comprehensive Income/ (Loss) | Cumulative Effect, Period of Adoption, Adjustment
AOCI Including Portion Attributable to Noncontrolling Interest, Net of Tax [Roll Forward]
Beginning Balance	[2]				(334)
Unrealized gain/(loss) on Investment securities available-for-sale
AOCI Including Portion Attributable to Noncontrolling Interest, Net of Tax [Roll Forward]
Beginning Balance		8,435		(17,556)	(8,140)
Other comprehensive income/(loss) before reclassifications		24,237		25,991	(9,503)
Amounts reclassified from other comprehensive income/(loss)		0		0	426
Other comprehensive income/(loss), net		24,237		25,991	(9,077)
Ending Balance		32,672		8,435	(17,556)
Unrealized gain/(loss) on Investment securities available-for-sale | Cumulative Effect, Period of Adoption, Adjustment
AOCI Including Portion Attributable to Noncontrolling Interest, Net of Tax [Roll Forward]
Beginning Balance					(339)
Unrealized gain/ (loss) on cash flow hedges, after 2017-12 adoption
AOCI Including Portion Attributable to Noncontrolling Interest, Net of Tax [Roll Forward]
Beginning Balance		0		391	332
Other comprehensive income/(loss) before reclassifications		(113)		(31)	700
Amounts reclassified from other comprehensive income/(loss)		(49)		(360)	(646)
Other comprehensive income/(loss), net		(162)		(391)	54
Ending Balance		(162)		0	391
Unrealized gain/ (loss) on cash flow hedges, after 2017-12 adoption | Cumulative Effect, Period of Adoption, Adjustment
AOCI Including Portion Attributable to Noncontrolling Interest, Net of Tax [Roll Forward]
Beginning Balance					5
Unrealized gain/(loss) on other
AOCI Including Portion Attributable to Noncontrolling Interest, Net of Tax [Roll Forward]
Beginning Balance		(860)		(554)	(850)
Other comprehensive income/(loss) before reclassifications		35		(306)	296
Amounts reclassified from other comprehensive income/(loss)		0		0	0
Other comprehensive income/(loss), net		35		(306)	296
Ending Balance		$ (825)		$ (860)	(554)
Unrealized gain/(loss) on other | Cumulative Effect, Period of Adoption, Adjustment
AOCI Including Portion Attributable to Noncontrolling Interest, Net of Tax [Roll Forward]
Beginning Balance					0
Accounting Standards Update 2017-12 | Unrealized gain/ (loss) on cash flow hedges, after 2017-12 adoption
AOCI Including Portion Attributable to Noncontrolling Interest, Net of Tax [Roll Forward]
Beginning Balance					5
Accounting Standards Update 2016-01 | Unrealized gain/(loss) on Investment securities available-for-sale
AOCI Including Portion Attributable to Noncontrolling Interest, Net of Tax [Roll Forward]
Beginning Balance					$ (339)

[1] Impact due to the adoption of ASU 2016-13, Financial Instruments - Credit Losses (Topic 326) (“ASU 2016-13”). See Part II. Item 8. “Financial Statements and Supplementary Data - Note 1: Basis of Presentation and Summary of Significant Accounting Policies.”

[2] Impact due to the adoption of Accounting Standards Update ("ASU") 2016-01, Recognition and Measurements of Financial Assets and Financial Liabilities ("ASU 2016-01") and ASU 2017-12, Targeted Improvements to Accounting for Hedging Activities ("ASU 2017-12"). See Part II. Item 8. “Financial Statements and Supplementary Data - Note 1: Basis of Presentation and Summary of Significant Accounting Policies” in the Company's Annual Report on Form 10-K for the year ended December 31, 2019.