Term B Loan - Schedule of Interest Expense (Details) - Senior Notes - Term B Loan - USD ($) $ in Thousands	3 Months Ended
Jul. 01, 2018	Jul. 02, 2017
Debt Instrument [Line Items]
Contractual interest expense	$ 2,345	$ 2,106
Amortization of debt issuance costs and debt discount	205	205
Total	$ 2,550	$ 2,311

Amount of amortization expense attributable to debt issuance costs.

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Amount of the cost of borrowed funds accounted for as interest expense for debt.

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