Amount, before unamortized (discount) premium and debt issuance costs, of long-term debt. Includes, but is not limited to, notes payable, bonds payable, commercial loans, mortgage loans, convertible debt, subordinated debt and other types of debt.

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

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Date when the debt instrument is scheduled to be fully repaid, in CCYY-MM-DD format.

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Period of time between issuance and maturity of debt instrument, in PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

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Amount, after accumulated amortization, of debt issuance costs. Includes, but is not limited to, legal, accounting, underwriting, printing, and registration costs.

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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 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 of long-term debt payable, sinking fund requirements, and other securities issued that are redeemable by holder at fixed or determinable prices and dates maturing in the next fiscal year following the latest fiscal year. Excludes interim and annual periods when interim periods are reported on a rolling approach, from latest balance sheet date.

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Amount of long-term debt payable, sinking fund requirements, and other securities issued that are redeemable by holder at fixed or determinable prices and dates maturing in the fifth fiscal year following the latest fiscal year. Excludes interim and annual periods when interim periods are reported on a rolling approach, from latest balance sheet date.

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Amount of long-term debt payable, sinking fund requirements, and other securities issued that are redeemable by holder at fixed or determinable prices and dates maturing in the fourth fiscal year following the latest fiscal year. Excludes interim and annual periods when interim periods are reported on a rolling approach, from latest balance sheet date.

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Amount of long-term debt payable, sinking fund requirements, and other securities issued that are redeemable by holder at fixed or determinable prices and dates maturing in the third fiscal year following the latest fiscal year. Excludes interim and annual periods when interim periods are reported on a rolling approach, from latest balance sheet date.

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Amount of long-term debt payable, sinking fund requirements, and other securities issued that are redeemable by holder at fixed or determinable prices and dates maturing in the second fiscal year following the latest fiscal year. Excludes interim and annual periods when interim periods are reported on a rolling approach, from latest balance sheet date.

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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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Debt (Details) - USD ($) $ in Thousands, number in Millions	120 Months Ended
Debt (Details) - USD ($) $ in Thousands, number in Millions	Jan. 01, 2027	Mar. 31, 2018	Apr. 01, 2017	Jan. 09, 2017
Debt Instrument [Line Items]
Long-term Debt, Maturities, Repayments of Principal in Next Twelve Months		$ 455
Long-term Debt, Excluding Current Maturities		12,766	$ 13,489
Long-term Debt, Maturities, Repayments of Principal in Year Two		475
Long-term Debt, Maturities, Repayments of Principal in Year Three		500
Long-term Debt, Maturities, Repayments of Principal in Year Four		524
Long-term Debt, Maturities, Repayments of Principal in Year Five		550
Mortgages [Member] \| FacilityMorgageAgreementJan92017Member [Member]
Debt Instrument [Line Items]
Long-term Debt, Gross				$ 14,000
Debt Instrument, Interest Rate, Stated Percentage				0.00%
Long-term Debt		13,187	13,923
Long-term Debt, Current Maturities		(421)	(434)
Debt Issuance Costs, Net		302	337
Long-term Debt, Excluding Current Maturities		$ 12,766	$ 13,489
Scenario, Forecast [Member] \| Mortgages [Member] \| FacilityMorgageAgreementJan92017Member [Member]
Debt Instrument [Line Items]
Debt Instrument, Term	20 years
Debt Instrument, Maturity Date	Jan. 01, 2027