This element represents the amount of any measurement period adjustment (as defined) realized during the reporting period to accrued liabilities allowance assumed in connection with a business combination for which the initial accounting was incomplete.

No definition available.

Note 2 - Acquisitions (Details Textual)				12 Months Ended			18 Months Ended	20 Months Ended
Note 2 - Acquisitions (Details Textual)	Mar. 16, 2020 USD ($)	Jan. 29, 2020 USD ($)	Dec. 29, 2019 USD ($)	Sep. 26, 2021 USD ($)	Sep. 27, 2020 USD ($)	Sep. 29, 2019 USD ($)	Sep. 26, 2021 USD ($)	Sep. 26, 2021 USD ($)
Number of Real Estate Properties	68
Operating Lease, Annual Rent Payable	$ 8,000,000
Operating Lease, Percentage of Net Sales Proceeds	8.00%
Operating Lease, Rent Credit Earned				$ 40,000			$ 40,000	$ 40,000
Operating Lease, Expense				7,522,000
Operating Lease, Right-of-Use Asset				65,682,000	$ 70,933,000		65,682,000	65,682,000
Operating Lease, Liability, Total				66,295,000			66,295,000	66,295,000
Net Income (Loss) Attributable to Parent, Total				$ 22,785,000	(3,106,000)	$ 14,268,000
BHMG [Member]
Payments to Acquire Businesses, Gross	$ 140,000,000	$ 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
Operating Lease, Right-of-Use Asset	56,226,000
Operating Lease, Liability, Total	$ 56,226,000
Business Combination, Provisional Information, Initial Accounting Incomplete, Adjustment, Accrued Liabilities							(634,000)
Business Combination, Provisional Information, Initial Accounting Incomplete, Adjustment, Uncertain Tax Position Allowance							(138,000)
Business Combination, Provisional Information, Initial Accounting Incomplete, Adjustment, Other Current Assets							(3,600,000)
BHMG [Member] \| Acquisition-related Costs [Member]
Net Income (Loss) Attributable to Parent, Total					$ 8,973,000	$ (7,693,000)
BHMG [Member] \| Advertiser Relationships [Member]
Business Combination, Provisional Information, Initial Accounting Incomplete, Adjustment, Intangibles								(11,160,000)
BHMG [Member] \| Subscriber Relationships [Member]
Business Combination, Provisional Information, Initial Accounting Incomplete, Adjustment, Intangibles								(8,210,000)
BHMG [Member] \| Commercial Print Relationships [Member]
Business Combination, Provisional Information, Initial Accounting Incomplete, Adjustment, Intangibles								$ 2,430,000
BHMG [Member] \| Revision of Prior Period, Adjustment [Member] \| Advertiser Relationships [Member]
Business Combination, Provisional Information, Initial Accounting Incomplete, Adjustment, Intangibles							(11,160,000)
BHMG [Member] \| Revision of Prior Period, Adjustment [Member] \| Subscriber Relationships [Member]
Business Combination, Provisional Information, Initial Accounting Incomplete, Adjustment, Intangibles							(8,210,000)
BHMG [Member] \| Revision of Prior Period, Adjustment [Member] \| Commercial Print Relationships [Member]
Business Combination, Provisional Information, Initial Accounting Incomplete, Adjustment, Intangibles							$ 2,430,000