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Note 1 - Significant Accounting Policies (Details Textual) - USD ($)	12 Months Ended
	Sep. 29, 2019	Sep. 30, 2018	Sep. 24, 2017	Sep. 30, 2019	Dec. 24, 2017
Accumulated Other Comprehensive Income (Loss), Net of Tax, Total	$ (29,114,000)	$ (11,746,000)
Inventory, LIFO Reserve	1,661,000	2,333,000
Goodwill, Ending Balance	$ 250,309,000	246,176,000	$ 246,426,000
Class of Warrant or Right, Outstanding	6,000,000
Other Nonoperating Income (Expense), Total	$ 3,813,000	3,280,000	13,477,000
Retained Earnings (Accumulated Deficit), Ending Balance	(265,423,000)	(279,691,000)
Uninsured Risk [Member]
Loss Contingency Accrual, Ending Balance	$ 3,901,000
Minimum [Member]
Share-based Compensation Arrangement by Share-based Payment Award, Award Vesting Period	1 year
Maximum [Member]
Share-based Compensation Arrangement by Share-based Payment Award, Award Vesting Period	4 years
Accounting Standards Update 2018-02 [Member]
Accumulated Other Comprehensive Income (Loss), Net of Tax, Total					$ (3,067,000)
Retained Earnings (Accumulated Deficit), Ending Balance					$ 3,067,000
Accounting Standards Update 2017-07 [Member]
Other Nonoperating Income (Expense), Total	$ 2,847,000	$ 2,830,000	$ 3,417,000
Accounting Standards Update 2016-02 [Member] \| Minimum [Member] \| Subsequent Event [Member]
Operating Lease, Right-of-Use Asset				$ 9,600,000
Operating Lease, Liability, Total				9,600,000
Accounting Standards Update 2016-02 [Member] \| Maximum [Member] \| Subsequent Event [Member]
Operating Lease, Right-of-Use Asset				12,600,000
Operating Lease, Liability, Total				$ 12,600,000
TNI Partners [Member]
Noncontrolling Interest, Ownership Percentage by Parent	50.00%
MNI [Member]
Noncontrolling Interest, Ownership Percentage by Parent	50.00%
INN Partners, L.C. [Member]
Noncontrolling Interest, Ownership Percentage by Parent	82.50%