Debt - (Long-term Debt Including Capital Lease Obligations) (Details) - USD ($) $ in Thousands	Oct. 04, 2020	Mar. 31, 2020
Debt Instrument [Line Items]
Debt and capital lease obligations	$ 1,046,665	$ 1,113,224
Unamortized Issuance Costs	7,457	8,493
Long-term debt, net of unamortized issuance costs	1,039,208	1,104,731
Senior Notes
Debt Instrument [Line Items]
Long-term debt	600,000	600,000
Unamortized Issuance Costs	5,706	6,306
Secured Debt \| Incremental Commitment Agreement \| Amended Credit Facility, due 2022
Debt Instrument [Line Items]
Incremental term loan commitment	446,665	513,224
Unamortized Issuance Costs	$ 1,751	$ 2,187

Line of Credit Facility, Incremental Term Loan Commitment

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- Definition

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

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+ References

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- Definition

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.

+ References

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- Definition

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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