INVENTORIES - Additional information (Details) - Supplier concentration $ in Millions	3 Months Ended	9 Months Ended
Sep. 30, 2020 USD ($) item	Sep. 30, 2019 item	Sep. 30, 2020 USD ($) item	Sep. 30, 2019 item
Cost of goods sold
Concentration Risk, Percentage	14.00%	10.00%	12.00%	13.00%
Number of major suppliers \| item	1	1	1	1
Accounts payable
Amount payable to supplier \| $	$ 1.6		$ 1.6

For an entity that discloses a concentration risk in relation to quantitative amount, which serves as the "benchmark" (or denominator) in the equation, this concept represents the concentration percentage derived from the division.

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
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-Section 50
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