Debt - (Long-term Debt Including Capital Lease Obligations) (Details) - USD ($) $ in Thousands	Oct. 03, 2021	Mar. 31, 2021
Debt Instrument [Line Items]
Debt and lease obligation	$ 1,084,229	$ 976,039
Unamortized Issuance Costs	8,240	6,421
Long-term debt, net of unamortized issuance costs	1,075,989	969,618
Senior Notes
Debt Instrument [Line Items]
Long-term debt	600,000	600,000
Unamortized Issuance Costs	4,505	5,106
Second Amended Credit Facility, due 2026 \| Second Amended Credit Facility, due 2026
Debt Instrument [Line Items]
Incremental term loan commitment	484,229	376,039
Unamortized Issuance Costs	$ 3,735	$ 1,315

Line of Credit Facility, Incremental Term Loan Commitment

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Amount of short-term and long-term debt and lease obligation.

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Amount, after unamortized (discount) premium and debt issuance costs, of long-term debt. Includes, but not limited to, notes payable, bonds payable, debentures, mortgage loans and commercial paper. Excludes capital lease obligations.

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Amount after unamortized (discount) premium and debt issuance costs of long-term debt classified as noncurrent and excluding amounts to be repaid within one year or the normal operating cycle, if longer. Includes, but not limited to, notes payable, bonds payable, debentures, mortgage loans and commercial paper. Excludes capital lease obligations.

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The remaining balance of debt issuance expenses that were capitalized and are being amortized against income over the lives of the respective bond issues. This does not include the amounts capitalized as part of the cost of the utility plant or asset.

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