Quarterly Financial Data (Additional Information) (Detail) € in Thousands			3 Months Ended								12 Months Ended
	Jun. 11, 2013 USD ($)	Jun. 11, 2013 EUR (€)	Mar. 31, 2020 USD ($)	Dec. 31, 2019 USD ($)	Sep. 30, 2019 USD ($)	Jun. 30, 2019 USD ($)	Mar. 31, 2019 USD ($)	Dec. 30, 2018 USD ($)	Sep. 30, 2018 USD ($)	Jul. 01, 2018 USD ($)	Mar. 31, 2020 USD ($)	Mar. 31, 2019 USD ($)	Mar. 31, 2018 USD ($)
Condensed Financial Statements, Captions [Line Items]
Inventory step up to fair value relating to acquisitions and exit activities			$ (1,991,000)	$ (3,845,000)			$ (2,590,000)			$ (526,000)
Restructuring and other exit charges			2,695,000	9,417,000	$ 6,282,000	$ 2,372,000	26,457,000	$ 5,392,000	$ 1,121,000	$ 1,739,000	$ 20,766,000	$ 34,709,000	$ 5,481,000
Impairment of goodwill			39,713,000								39,713,000	0	0
Impairment of indefinite-lived intangible assets			4,549,000
Litigation settlement, amount awarded from other party	$ 2,756,000	€ 2,000		2,843
Legal proceedings charge			$ 7,280								0	4,437,000	0
Income tax expense				$ 21,000							9,821,000	21,584,000	118,493,000
Gain on sale of facility - Asia											86,000	258,000	(116,000)
Tax expense relating to Tax Cuts and Jobs Act of 2017								13,483,000			$ 0	$ (13,483,000)	$ 83,400,000
Alpha
Condensed Financial Statements, Captions [Line Items]
Inventory step up to fair value relating to acquisitions and exit activities							$ (3,516,000)	$ (3,747,000)