Lease Obligations and Other Commitments - Components of Lease Costs (Details) - USD ($) $ in Thousands |
3 Months Ended | 6 Months Ended | ||
|---|---|---|---|---|
Nov. 27, 2021 |
Nov. 28, 2020 |
Nov. 27, 2021 |
Nov. 28, 2020 |
|
| Lease Cost [Abstract] | ||||
| Consolidated operating lease expense | $ 446 | $ 502 | $ 901 | $ 990 |
| Consolidated financing lease amortization | 23 | 23 | 46 | 46 |
| Consolidated financing lease interest | 1 | 3 | 3 | 7 |
| Consolidated financing lease expense | 24 | 26 | 49 | 53 |
| Net lease cost | $ 470 | $ 528 | $ 950 | $ 1,043 |