Leases - Components of Lease Cost (Details) $ in Thousands	3 Months Ended
Aug. 25, 2019 USD ($)
Finance lease cost:
Amortization of leased assets	$ 28
Interest on lease liabilities	90
Operating lease cost	1,593
Variable lease cost and other	165
Total lease cost	$ 1,876
Weighted-average remaining lease term:
Operating leases	13 years 9 months
Finance leases	3 years 4 months 6 days
Weighted-average discount rate:
Operating leases	5.28%
Finance leases	9.99%

Leases, Weighted Average Discount Rate [Abstract]

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- Definition

Weighted Average Remaining Lease Term [Abstract]

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- Definition

Amount of interest expense on finance lease liability.

+ References

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Amount of amortization expense attributable to right-of-use asset from finance lease.

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Weighted average discount rate for finance lease calculated at point in time.

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Weighted average remaining lease term for finance lease, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days.

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Amount of lease cost recognized by lessee for lease contract.

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Amount of single lease cost, calculated by allocation of remaining cost of lease over remaining lease term. Includes, but is not limited to, single lease cost, after impairment of right-of-use asset, calculated by amortization of remaining right-of-use asset and accretion of lease liability.

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Weighted average discount rate for operating lease calculated at point in time.

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Weighted average remaining lease term for operating lease, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days.

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Amount of variable lease cost, excluded from lease liability, recognized when obligation for payment is incurred for finance and operating leases.

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