Revenue Recognition - (Additional Information) (Details) - USD ($) $ in Thousands	3 Months Ended	6 Months Ended
Oct. 04, 2020	Sep. 30, 2019	Oct. 04, 2020	Sep. 30, 2019	Mar. 31, 2020
Disaggregation of Revenue [Line Items]
Net sales	$ 708,402	$ 762,137	$ 1,413,326	$ 1,542,367
Remaining performance obligation	104,552		104,552
Contract with customer, liability, current portion	17,871		17,871		$ 17,342
Contract with customer, liability, noncurrent portion	6,383		6,383		8,356
Deferred Revenue, Revenue Recognized	4,175	3,690	7,641	8,157
Unbilled contracts receivable	49,769		49,769		$ 39,048
Right to recover product	4,267		4,267
Refund liability	7,034		7,034
Transferred over Time
Disaggregation of Revenue [Line Items]
Net sales	35,074	33,595	71,176	75,090
Service
Disaggregation of Revenue [Line Items]
Net sales	$ 74,327	$ 61,282	$ 143,085	$ 122,000

Amount of obligation to transfer good or service to customer for which consideration has been received or is receivable, classified as current.

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Amount of obligation to transfer good or service to customer for which consideration has been received or is receivable, classified as noncurrent.

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Amount of revenue recognized that was previously reported as deferred or unearned revenue.

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Amount, including tax collected from customer, of revenue from satisfaction of performance obligation by transferring promised good or service to customer. Tax collected from customer is tax assessed by governmental authority that is both imposed on and concurrent with specific revenue-producing transaction, including, but not limited to, sales, use, value-added and excise.

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Amount of transaction price allocated to performance obligation that has not been recognized as revenue.

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Unbilled amounts due for services rendered or to be rendered, actions taken or to be taken, or a promise to refrain from taking certain actions in accordance with the terms of a legally binding agreement between the entity and, at a minimum, one other party. An example would be amounts associated with contracts or programs where the recognized revenue for performance thereunder exceeds the amounts billed under the terms thereof as of the date of the balance sheet.

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