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

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Face (par) amount of debt instrument at time of issuance.

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Contractual interest rate for funds borrowed, under the debt agreement.

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Present value of lessee's discounted obligation for lease payments from finance lease.

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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 of long-term debt and lease obligation, classified as noncurrent.

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Amount of long-term debt and lease obligation, classified as current.

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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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Indebtedness and Credit Agreements - Indebtedness and lease financing obligations (Details) - USD ($) $ in Thousands	May 30, 2020	Feb. 29, 2020	Feb. 05, 2020	Jan. 06, 2020	Nov. 30, 2019	Oct. 15, 2019	Oct. 11, 2019	Dec. 20, 2018	Jun. 25, 2018	May 21, 2018	Apr. 19, 2018	Apr. 12, 2018
Indebtedness and credit agreements
Lease financing obligations, ASC842	$ 26,656	$ 28,166
Total Debt	3,348,628	3,105,434
Current maturities of long-term debt and lease financing obligations	(8,066)	(8,840)
Long-term debt and lease financing obligations, less current maturities	3,340,562	3,096,594
Senior Secured Debt [Member]
Indebtedness and credit agreements
Long-term debt	1,321,257	1,077,787
Senior secured revolving credit facility due December 2023
Indebtedness and credit agreements
Long-term debt	874,099	630,833
Principal amount of debt	892,000	650,000
Unamortized debt issuance costs	17,901	19,167
FILO term loan due December 2023
Indebtedness and credit agreements
Long-term debt	447,158	446,954
Principal amount of debt	450,000	450,000						$ 450,000
Unamortized debt issuance costs	2,842	3,046
Second Lien Secured Debt
Indebtedness and credit agreements
Long-term debt	589,586	589,073
7.5% senior notes due July 2025
Indebtedness and credit agreements
Long-term debt	$ 589,586	$ 589,073
Debt instrument, stated interest rate (as a percent)	7.50%	7.50%	7.50%	7.50%
Principal amount of debt	$ 600,000	$ 600,000
Unamortized debt issuance costs	10,414	10,927
Guaranteed Unsecured Debt
Indebtedness and credit agreements
Long-term debt	1,145,745	1,145,060
9.25% senior notes due March 2020
Indebtedness and credit agreements
Debt instrument, stated interest rate (as a percent)												9.25%
6.75% senior notes due June 2021
Indebtedness and credit agreements
Debt instrument, stated interest rate (as a percent)									6.75%	6.75%	6.75%
6.125% senior notes due April 2023
Indebtedness and credit agreements
Long-term debt	$ 1,145,745	$ 1,145,060
Debt instrument, stated interest rate (as a percent)	6.125%	6.125%	6.125%	6.125%						6.125%	6.125%
Principal amount of debt	$ 1,153,490	$ 1,153,490
Unamortized debt issuance costs	8,430	7,745
Unguaranteed Unsecured Debt
Indebtedness and credit agreements
Long-term debt	265,384	265,348
7.7% notes due February 2027
Indebtedness and credit agreements
Long-term debt	$ 236,510	$ 236,478
Debt instrument, stated interest rate (as a percent)	7.70%	7.70%			7.70%	7.70%	7.70%
Principal amount of debt	$ 237,386	$ 237,386
Unamortized debt issuance costs	908	876
6.875% fixed-rate senior notes due December 2028
Indebtedness and credit agreements
Long-term debt	$ 28,874	$ 28,870
Debt instrument, stated interest rate (as a percent)	6.875%	6.875%			6.875%	6.875%	6.875%
Principal amount of debt	$ 29,001	$ 29,001
Unamortized debt issuance costs	$ 131	$ 127