Revenue Recognition - Additional Information (Detail) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2019	Dec. 31, 2018	Jan. 01, 2020	Jan. 01, 2018
Disaggregation Of Revenue [Line Items]
Accumulated deficit	$ (429,117)	$ (312,796)
Non-controlling interests	26,521	26,999
Licensing revenue	$ 148,984	$ 187,689
Type of Revenue [Extensible List]	us-gaap:LicenseMember	us-gaap:LicenseMember
Contract assets, current	$ 9,448	$ 4,802
Contract assets, long term	11,807	14,560
Impairment loss of contract assets	5,143	1,777
Subsequent Event
Disaggregation Of Revenue [Line Items]
Revenue, remaining performance obligation			$ 400,000
International
Disaggregation Of Revenue [Line Items]
Licensing revenue	$ 900	$ 2,900
Type of Revenue [Extensible List]	us-gaap:LicenseMember	us-gaap:LicenseMember
Cost of goods sold	$ 800	$ 2,800
Type of Cost, Good or Service [Extensible List]	us-gaap:SellingGeneralAndAdministrativeExpensesMember	us-gaap:SellingGeneralAndAdministrativeExpensesMember
ASC 606
Disaggregation Of Revenue [Line Items]
Deferred revenue	$ 4,200
ASC 606 | Other Assets
Disaggregation Of Revenue [Line Items]
Contract assets term	1 year
ASC 606 | Other Assets – Current
Disaggregation Of Revenue [Line Items]
Contract assets, current	$ 9,400	$ 4,800
ASC 606 | Other Assets Noncurrent
Disaggregation Of Revenue [Line Items]
Contract assets, long term	$ 11,800	14,600
ASC 606 | Impact of changes in accounting policies, Effect of Change Increase/(Decrease)
Disaggregation Of Revenue [Line Items]
Accumulated deficit				$ 16,500
Non-controlling interests				$ 1,200
Licensing revenue		$ 3,900