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Note 1 - Basis of Presentation and Summary of Significant Accounting Policies (Details Textual) - USD ($)			3 Months Ended		9 Months Ended
	Mar. 16, 2020	Jan. 29, 2020	Jun. 28, 2020	Jun. 30, 2019	Jun. 28, 2020	Jun. 30, 2019	Sep. 30, 2019	Sep. 29, 2019
Restructuring Charges, Total			$ 2,865,000	$ 2,792,000	$ 6,422,000	$ 5,612,000
Operating Lease, Right-of-Use Asset			70,626,000		70,626,000			$ 0
Operating Lease, Liability, Current			8,886,000		8,886,000			0
Operating Lease, Liability, Noncurrent			62,585,000		62,585,000			$ 0
Accounting Standards Update 2016-02 [Member]
Operating Lease, Right-of-Use Asset							$ 10,709,000
Operating Lease, Liability, Current							2,281,000
Operating Lease, Liability, Noncurrent							$ 8,353,000
BHMG [Member]
Lessee, Operating Lease, Term of Contract (Year)		10 years
BHMG [Member]
Payments to Acquire Businesses, Gross		$ 140,000,000
Business Combination, Termination of Contract, Expected Credits	$ 5,425,000
Business Combination, Termination of Contract, Expected Credit, Estimated Pro-rated Fixed Portion	1,245,000
Business Combination, Termination of Contract, Expected Credit, Estimated Pro-rated Variable Portion	4,180,000
Contract with Customer, Asset, Increase (Decrease) for Contract Acquired in Business Combination	$ (3,589,000)
COVID-19 [Member]
Restructuring Charges, Total			$ 2,865,000		$ 6,422,000
INN Partners, L.C. [Member]
Noncontrolling Interest, Ownership Percentage by Parent			82.50%		82.50%
TNI Partners [Member]
Noncontrolling Interest, Ownership Percentage by Parent			50.00%		50.00%
MNI [Member]
Noncontrolling Interest, Ownership Percentage by Parent			50.00%		50.00%

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