Note 9 - Bank Credit Facility (Details Textual) - USD ($) $ in Thousands |
12 Months Ended | ||
|---|---|---|---|
May 15, 2024 |
Nov. 29, 2025 |
Nov. 28, 2025 |
|
| Debt Instrument, Variable Interest Rate, Type [Extensible Enumeration] | Secured Overnight Financing Rate (SOFR) [Member] | ||
| Bank One [Member] | |||
| Line of Credit Facility, Maximum Borrowing Capacity | $ 25,000 | ||
| Letters of Credit Outstanding, Amount | $ 8,182 | ||
| Debt Instrument, Basis Spread on Variable Rate | 1.75% | ||
| Line of Credit Facility, Unused Capacity, Commitment Fee Percentage | 0.25% | ||
| Debt Instrument, Covenant, Minimum Tangible Net Worth | $ 120,000 | ||
| Debt Instrument, Covenant, Letters of Credit Outstanding, Minimum Amount | $ 8,250 | $ 8,250 | |
| Debt Instrument, Covenant, Fixed Charge Coverage Ratio | 1.2 | ||
| Debt Instrument, Covenant, Lease-adjusted Leverage Ratio | 3.35 | ||
| Line of Credit Facility, Remaining Borrowing Capacity | $ 16,818 |