Leases - Components of Lease Cost (Details) $ in Thousands	3 Months Ended	9 Months Ended
Feb. 23, 2020 USD ($)	Feb. 23, 2020 USD ($)
Finance lease cost:
Amortization of leased assets	$ 29	$ 86
Interest on lease liabilities	89	269
Operating lease cost	1,626	4,791
Variable lease cost and other	725	1,279
Total lease cost	$ 2,469	$ 6,425
Weighted-average remaining lease term:
Operating leases	11 years 4 months 13 days	11 years 4 months 13 days
Finance leases	2 years 10 months 6 days	2 years 10 months 6 days
Weighted-average discount rate:
Operating leases	5.26%	5.26%
Finance leases	9.99%	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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-Publisher FASB
-Name Accounting Standards Codification
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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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- Definition

Amount of lease cost recognized by lessee for lease contract.

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- Definition

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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