Amount of gain (loss) on sale or disposal of equity in securities of subsidiaries.

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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Name:	us-gaap_GainOrLossOnSaleOfStockInSubsidiary
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

Sale of Aquinox Caanada - Additional Information (Details) - USD ($) $ in Thousands		3 Months Ended	9 Months Ended
	Jul. 31, 2020	Sep. 30, 2020	Sep. 30, 2020
Subsidiary Sale Of Stock [Line Items]
Gain on sale of asset		$ 7,826	$ 7,826
Acqinox Pharmaceuticals [Member]
Subsidiary Sale Of Stock [Line Items]
Consideration from sale of assets	$ 8,200
Gain on sale of asset	7,800
Transaction cost on sale of asset	$ 400