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Long-Term Debt, Capital Leases And Financing Obligations (Long-Term Debt) (Details) - USD ($) $ in Thousands		Mar. 31, 2018	Mar. 25, 2017
Long-term Debt, Unclassified [Abstract]
Note payable, non-interest bearing, due in equal installments through September 2019		$ 80	$ 60
Less – Current portion of long-term debt		(40)	(20)
Long-term debt		148,068	182,337
Obligations under capital leases and financing obligations at various interest rates, due in installments through May 2045		246,169	228,444
Less – Current portion of capital leases and financing obligations		(18,949)	(15,278)
Long-term capital leases and financing obligations		227,220	213,166
Revolving Credit Facility, January 2016 [Member]
Long-term Debt, Unclassified [Abstract]
Revolving Credit Facility, LIBOR-based	[1]	$ 148,028	$ 182,297
London Interbank Offered Rate (LIBOR)		1.88%
[1] The London Interbank Offered Rate (LIBOR) at March 31, 2018 was 1.88%.

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- Definition

Long-term debt and capital lease obligations gross.

+ References

No definition available.

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- Definition

Amount of capital lease obligation due within one year or the normal operating cycle, if longer.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 840
-SubTopic 30
-Section 50
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-Name Accounting Standards Codification
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-Section S99
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-Subparagraph (SX 210.5-02(19))
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- Definition

Sum of the carrying values as of the balance sheet date of all debt, including all short-term borrowings, long-term debt, and capital lease obligations.

+ References

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-Publisher FASB
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-SubTopic 210
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Effective interest rate for the funds borrowed under the debt agreement considering interest compounding and original issue discount or premium.

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-Publisher FASB
-Name Accounting Standards Codification
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-Subparagraph (SX 210.5-02.22(a)(1))
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- Definition

The carrying value as of the balance sheet date of the current and noncurrent portions of long-term obligations drawn from a line of credit, which is a bank's commitment to make loans up to a specific amount. Examples of items that might be included in the application of this element may consist of letters of credit, standby letters of credit, and revolving credit arrangements, under which borrowings can be made up to a maximum amount as of any point in time conditional on satisfaction of specified terms before, as of and after the date of drawdowns on the line. Includes short-term obligations that would normally be classified as current liabilities but for which (a) postbalance sheet date issuance of a long term obligation to refinance the short term obligation on a long term basis, or (b) the enterprise has entered into a financing agreement that clearly permits the enterprise to refinance the short-term obligation on a long term basis and the following conditions are met (1) the agreement does not expire within 1 year and is not cancelable by the lender except for violation of an objectively determinable provision, (2) no violation exists at the BS date, and (3) the lender has entered into the financing agreement is expected to be financially capable of honoring the agreement.

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Amount, after unamortized (discount) premium and debt issuance costs, of long-term debt, classified as current. 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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Including the current and noncurrent portions, aggregate carrying amount of all types of notes payable, as of the balance sheet date, with initial maturities beyond one year or beyond the normal operating cycle, if longer.

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