Segments - Summary of Key Financial Performance Measures by Reportable Segment (Detail) - USD ($) $ in Thousands	3 Months Ended				6 Months Ended
	Mar. 31, 2022		Mar. 31, 2021		Mar. 31, 2022	Mar. 31, 2021
Segment Reporting Information [Line Items]
Net sales	$ 607,294	[1]	$ 654,431	[1]	$ 890,435	$ 963,309
Adjusted (loss) income from operations	70,889		118,900		21,049	148,170
Depreciation and amortization	15,496		10,562		29,283	20,328
Capital expenditures	36,398		12,382		62,274	17,354
Operating Segments
Segment Reporting Information [Line Items]
Adjusted (loss) income from operations	110,050		179,328		162,952	242,151
Operating Segments | Americas
Segment Reporting Information [Line Items]
Net sales	305,647		372,919		462,141	552,209
Adjusted (loss) income from operations	27,865		82,146		51,151	117,041
Depreciation and amortization	2,298		2,004		4,605	2,143
Capital expenditures	80		95		227	157
Operating Segments | EMEA
Segment Reporting Information [Line Items]
Net sales	267,885		245,509		330,870	311,326
Adjusted (loss) income from operations	78,169		89,786		88,438	98,136
Depreciation and amortization	289		433		596	870
Capital expenditures	220		2,984		1,130	3,120
Operating Segments | APAC
Segment Reporting Information [Line Items]
Net sales	33,762		36,003		97,424	99,774
Adjusted (loss) income from operations	4,016		7,396		23,363	26,974
Depreciation and amortization	1,416		364		2,816	727
Capital expenditures	1,355		509		1,509	659
Corporate/Other | Corporate and Other
Segment Reporting Information [Line Items]
Adjusted (loss) income from operations	(39,161)		(60,428)		(141,903)	(93,981)
Depreciation and amortization	11,493		7,761		21,266	16,588
Capital expenditures	$ 34,743		$ 8,794		$ 59,408	$ 13,418

[1] Includes related party royalty revenue of $129 and $(97) for the three months ended March 31, 2022 and 2021, respectively, and $273 and $(54) for the six months ended March 31, 2022 and 2021, respectively (see Note 9).