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DEBT - Narrative (Details)				3 Months Ended		6 Months Ended
	Aug. 11, 2021 USD ($)	Jul. 29, 2019 USD ($) lender $ / shares shares	Feb. 01, 2019 USD ($)	Jun. 30, 2021 USD ($) $ / shares shares	Jun. 30, 2020 USD ($)	Jun. 30, 2021 USD ($) $ / shares shares	Jun. 30, 2020 USD ($)	Dec. 31, 2020 USD ($)	Mar. 09, 2020 $ / shares shares	Dec. 17, 2019 USD ($)
Debt offering expenses
Incurred expenses related to Credit Agreement and Securities Purchase Agreement		$ 1,100,000	$ 50,000,000.0
Interest expense				$ 1,000,000.0	$ 1,000,000.0	$ 1,900,000	$ 1,900,000
Discount cost				100,000	$ 100,000	200,000	$ 200,000
Subsequent Event
Debt instrument information
Prepayment fee, percentage	4.00%
Repayments on outstanding debt	$ 36,500,000
Credit Agreement | Level 3
Debt offering expenses
Debt instrument, fair value				36,900,000		36,900,000
Amended And Restated Credit Agreement
Debt instrument information
Long-term debt, gross				35,000,000.0		35,000,000.0		$ 35,000,000.0
Remaining borrowing capacity				$ 15,000,000.0		$ 15,000,000.0		$ 15,000,000.0
Base interest rate				8.25%		8.25%
Amended And Restated Credit Agreement | One-month LIBOR
Debt instrument information
Basis spread on variable rate						2.75%
Amended and Restated Credit Agreement, Trench 1 Loan
Debt instrument information
Debt instrument, face amount		15,000,000
Amended and Restated Credit Agreement, Trench 2 Loan
Debt instrument information
Debt instrument, face amount										$ 20,000,000
Debt offering expenses
Incurred expenses related to Credit Agreement and Securities Purchase Agreement		$ 300,000
Amended and Restated Credit Agreement, Trench 3 Loan
Debt instrument information
Borrowing capacity				$ 15,000,000		$ 15,000,000
Shareholder Lender | Foamix
Warrants issued
Number of ordinary shares that may be purchased by exercise of warrants (in shares) | shares		1,100,000		495,165		495,165			651,640
Warrant exercise price (in dollars per share) | $ / shares		$ 2.09		$ 4.64		$ 4.64			$ 3.53
Shareholder Lender | Credit Agreement
Debt instrument information
Borrowing capacity		$ 50,000,000
Registered offering per securities purchase agreement | Shareholder Lender
Debt instrument information
Number of lenders involved | lender		1
Gross proceeds from issuance of common stock		$ 14,000,000

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