REVENUES FROM CONTRACTS WITH CUSTOMERS (Narrative) (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2019	Dec. 31, 2018	Jan. 01, 2018
Revenue, Initial Application Period Cumulative Effect Transition [Line Items]
Number of days from shipment to issue a credit	90 days
Short-term portion of contract liability	$ 4,772	$ 3,764
Long-term portion of contract liability	$ 7,100
Product warranty period (up to)	2 years
Increase to opening retained earnings	$ 398,574	348,373
Increase to total assets	3,303,240	3,107,887
Increase to total liabilities	$ 1,886,504	$ 1,732,091
Accounting Standards Update 2014-09 | Adjustment Resulting from Adoption of Topic 606
Revenue, Initial Application Period Cumulative Effect Transition [Line Items]
Increase to total assets			$ 7,100
Increase to total liabilities			5,200
Accounting Standards Update 2014-09 | Private Label | Adjustment Resulting from Adoption of Topic 606 | Transferred over Time
Revenue, Initial Application Period Cumulative Effect Transition [Line Items]
Increase to opening retained earnings			$ 1,900