Amount of gain (loss) from the increase (decrease) in fair value of derivative and nonderivative instruments designated as fair value hedging instruments recognized in the income statement.

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DERIVATIVE INSTRUMENTS - Schedule of Derivative Instruments (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended		12 Months Ended
	Sep. 30, 2019	Sep. 30, 2018	Sep. 30, 2019	Sep. 30, 2018	Dec. 31, 2018	Jan. 01, 2018
Designated as Hedging Instrument \| Interest Rate Swap
Derivative [Line Items]
Fair value of interest rate swap	$ 971		$ 971		$ 5,789
Interest rate cash flow hedge gain, net of tax			825		4,934
Change in fair value			(4,800)
Change in fair value effective portion					$ (600)
Designated as Hedging Instrument \| Interest Rate Swap \| Interest expense, net
Derivative [Line Items]
Interest rate cash flow hedge gain, net of tax	$ 704	$ 803	$ 2,501	$ 1,888
ASU 2017-12
Derivative [Line Items]
Cumulative effect adjustment of ASU 2017-12						$ (700)