Fair Value Measurements - Schedule of Fair Value Measurement of Long-term Debt (Details) - USD ($) $ in Millions	Sep. 29, 2018	Mar. 31, 2018
4.000% Senior Notes | Carrying Value Prior to Impairment
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Long-term debt, fair value disclosure	$ 444.9	$ 444.5
4.000% Senior Notes | Level 2 | Fair Value
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Long-term debt, fair value disclosure	430.1	448.1
Term Loan | Carrying Value Prior to Impairment
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Long-term debt, fair value disclosure	58.8	229.0
Term Loan | Level 2 | Fair Value
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Long-term debt, fair value disclosure	59.4	231.2
Revolving Credit Facilities | Carrying Value Prior to Impairment
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Long-term debt, fair value disclosure	255.0	200.0
Revolving Credit Facilities | Level 2 | Fair Value
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Long-term debt, fair value disclosure	$ 255.0	$ 200.0