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SHARE CAPITAL - Share-based Compensation Narrative (Details)				3 Months Ended		6 Months Ended
	Feb. 12, 2021 contingentStockRight shares	Apr. 06, 2020	Mar. 09, 2020 USD ($) contingentStockRight	Jun. 30, 2021 USD ($) shares	Jun. 30, 2020 USD ($) contingentStockRight	Jun. 30, 2021 USD ($) shares	Jun. 30, 2020 USD ($) contingentStockRight shares
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Fair value of options and RSUs granted						$ 7,500,000	$ 11,400,000
Number of common stock shares issued per CSR (in shares)		1.2082
Effective exchange ratio (CSR per share)		1.8006
Additional paid in capital reclassified to derivate liabilities					$ (657,000)		975,000
Foamix
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Number of contingent stock rights issued (in CSR) | contingentStockRight			1
Foamix | Employees and consultants
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Incremental compensation costs incurred				$ 500,000	9,300,000	1,400,000	9,300,000
Incremental compensation costs incurred						$ 1,900,000
Incremental compensation costs, recognition period						2 years
Foamix | No longer employed or providing services
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Incremental compensation costs incurred				$ 0	$ 500,000	$ 0	$ 1,000,000.0
Additional paid in capital reclassified to derivate liabilities			$ 1,600,000
Incremental compensation cost			$ 600,000
Common stock | Foamix
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Shares issued during the period (in shares) | shares						42,989	61,031
2019 Plan
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Shares reserved for future issuance (in shares) | shares				1,240,195		1,240,195
2018 Plan
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Shares reserved for future issuance (in shares) | shares				519,928		519,928
Increase in shares reserved for future issuance (in shares) | shares				750,000		750,000
ESPP
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Shares reserved for future issuance (in shares) | shares				2,261,108		2,261,108
Percentage of fair market value used as purchase price						85.00%
Percent of annual earnings that may be used to purchase shares				15.00%		15.00%
ESPP | Common stock
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Stock issued during period, conversion of units (in shares) | shares	9,038						36,155
ESPP | Common stock | Foamix
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Number of contingent stock rights issued (in CSR) | contingentStockRight	1				1		1

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