Commitments and Contingencies (Schedule Of Payments Due By Period) (Details) $ in Thousands	9 Months Ended
	Dec. 25, 2021 USD ($)
Commitments and Contingencies [Abstract]
Principal payments on long-term debt, Total	$ 195,000
Principal payments on long-term debt, 2 to 3 years	195,000
Finance lease commitments/financing obligations, Total	507,093	[1]
Finance lease commitments/financing obligations, Within 1 Year	58,201	[1]
Finance lease commitments/financing obligations, 2 to 3 Years	113,145	[1]
Finance lease commitments/financing obligations, 4 to 5 Years	101,795	[1]
Finance lease commitments/financing obligations, After 5 Years	233,952	[1]
Operating lease commitments, Total	271,396	[1]
Operating lease commitments, Within 1 year	41,202	[1]
Operating lease commitments, 2 to 3 years	75,114	[1]
Operating lease commitments, 4 to 5 years	60,941	[1]
Operating lease commitments, After 5 years	94,139	[1]
Accrued rent, Total	786
Accrued rent, Within 1 year	686
Accrued rent, 2 to 3 Years	38
Accrued rent, 4 to 5 Years	26
Accrued rent, After 5 Years	36
Other liabilities, Total	533
Other liabilities, Within 1 year	533
Other liabilities, 4 to 5 years
Other liabilities, After 5 years
Contractual commitments, Total	974,808
Contractual commitments, Within 1 year	100,622
Contractual commitments, 2 to 3 years	383,297
Contractual commitments, 4 to 5 years	162,762
Contractual commitments, After 5 years	328,127
Finance lease payments, related to options to extend, reasonable certain of being exercised	104,300
Operating lease payments, related to options to extend, reasonably certain of being exercised	$ 69,900

[1] Finance and operating lease commitments represent future undiscounted lease payments and include $104.3 million and $69.9 million, respectively, related to options to extend lease terms that are reasonably certain of being exercised.