BUSINESS COMBINATION (Details) - USD ($) $ / shares in Units, $ in Thousands		3 Months Ended	9 Months Ended
	Jun. 04, 2019	Sep. 30, 2019	Sep. 30, 2019	Dec. 31, 2018
Business Acquisition [Line Items]
Common stock (in dollars per share)	$ 40.76
Escrow deposit period	20 months
Acquisition related costs		$ 148	$ 737
Liabilities
Goodwill		10,732	$ 10,732	$ 0
Vilex and Orthex
Business Acquisition [Line Items]
Acquisition of Vilex and Orthex, cash	$ 50,000
Acquisition of Vilex and Othex, common stock (in shares)	245,352
Common stock, par value (in dollars per share)	$ 0.00025
Escrow deposit	$ 3,000
Preliminary fair value of estimated total acquisition consideration	60,276
Assets
Cash	348
Accounts receivable-trade	2,088
Inventories	3,905
Prepaid expenses and other current assets	12
Property and equipment	7,541
Intangible assets	18,260
Operating lease right-of-use asset	323
Total assets	32,477
Liabilities
Accounts payable and accrued liabilities	564
Operating lease liabilities	323
Deferred tax liability	2,575
Other long-term liabilities	68
Total liabilities	3,530
Less: Net assets	28,947
Goodwill	31,329
Measurement period adjustment, accounts receivable - trade		239
Measurement period adjustment, deferred tax liability		2,575
Measurement period adjustment, goodwill		$ 2,336
Fair value of identifiable intangible assets	18,260
Vilex and Orthex | Trademarks and Trade Names
Liabilities
Indefinite-lived intangible assets acquired	4,160
Vilex and Orthex | Patents
Liabilities
Finite-lived intangible assets acquired	$ 8,380
Remaining Economic Useful Life (in years)	15 years
Vilex and Orthex | Developed Technology Rights
Liabilities
Finite-lived intangible assets acquired	$ 960
Remaining Economic Useful Life (in years)	10 years
Vilex and Orthex | Customer Relationships
Liabilities
Finite-lived intangible assets acquired	$ 4,690
Remaining Economic Useful Life (in years)	12 years
Vilex and Orthex | Noncompete Agreements
Liabilities
Finite-lived intangible assets acquired	$ 70
Remaining Economic Useful Life (in years)	5 years