Revenue Recognition - Additional Information (Detail) - USD ($)	3 Months Ended
	Mar. 31, 2018	Mar. 31, 2017	Apr. 01, 2018	Jan. 01, 2018	Dec. 31, 2017
Disaggregation Of Revenue [Line Items]
Increase of retained earnings, net of tax	$ (182,105,000)				$ (223,718,000)
Non-Controlling Interest, net of installment payments due from non-controlling interest holders	25,495,000				$ 23,444,000
Licensing revenue	48,548,000	$ 58,722,000
Revenue, remaining performance obligation			$ 470,000,000
Contract assets, cuurrent	6,370,000
Contract assets, long term	11,667,000
International
Disaggregation Of Revenue [Line Items]
Licensing revenue	2,000,000	0
Selling, General and Administrative Expenses | International
Disaggregation Of Revenue [Line Items]
Cost of goods sold	1,900,000	$ 0
ASC 606
Disaggregation Of Revenue [Line Items]
Deferred revenue	$ 2,200,000
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, cuurrent	$ 6,400,000
ASC 606 | Other Assets Noncurrent
Disaggregation Of Revenue [Line Items]
Contract assets, long term	13,700,000
ASC 606 | Impact of changes in accounting policies, Effect of Change Increase/(Decrease)
Disaggregation Of Revenue [Line Items]
Increase of retained earnings, net of tax				$ 16,500,000
Non-Controlling Interest, net of installment payments due from non-controlling interest holders				$ 1,200,000
Revenues	$ (1,900,000)