Revenue Recognition - Additional Information (Detail) - USD ($)		3 Months Ended	9 Months Ended
	Apr. 01, 2018	Dec. 31, 2018	Dec. 31, 2018	Mar. 31, 2018
Disaggregation Of Revenue [Line Items]
Contract with customer payment terms, description			Payment terms vary by contract type and type of customer and generally range from 30 to 60 days for direct sales customers. Payment terms with certain international distributors can be up to 90 days. The Company’s contracts with customers do not typically include extended payment terms.
Deferred revenue		$ 15,080,000	$ 15,080,000	$ 14,970,000
Deferred Revenue, Revenue Recognized		$ 2,000,000	$ 14,400,000
Minimum
Disaggregation Of Revenue [Line Items]
Revenue from contracts with customers, performance obligation term			1 year
Minimum | Direct Sales Customers
Disaggregation Of Revenue [Line Items]
Contract with customer payment terms, period			30 days
Maximum | Direct Sales Customers
Disaggregation Of Revenue [Line Items]
Contract with customer payment terms, period			60 days
Maximum | International Distributors
Disaggregation Of Revenue [Line Items]
Contract with customer payment terms, period			90 days
Accounting Standards Update 2014-09
Disaggregation Of Revenue [Line Items]
Cumulative prior period adjustment recorded to opening balance of retained earnings	$ 0