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Investments in Associated Companies (Tables)
3 Months Ended
Dec. 30, 2018
Equity Method Investee- TNI [Member]  
Schedule of Equity Method Investments [Line Items]  
Schedule of Equity Method Investments [Table Text Block]
Summarized results of TNI are as follows:
 
13 Weeks Ended
 
(Thousands of Dollars)
December 30
2018

December 24
2017

 
 
 
Operating revenue
12,164

13,230

Operating expenses
9,095

9,982

Operating income
3,069

3,248

Company's 50% share of operating income
1,535

1,624

Less amortization of intangible assets
105

105

Equity in earnings of TNI
1,430

1,519

Equity Method Investee- MNI [Member]  
Schedule of Equity Method Investments [Line Items]  
Schedule of Equity Method Investments [Table Text Block]
Summarized results of MNI are as follows:
 
13 Weeks Ended
 
(Thousands of Dollars)
December 30
2018

December 24
2017

 
 
 
Operating revenue
14,826

16,065

Operating expenses, excluding restructuring costs, depreciation and amortization
12,663

12,932

Restructuring costs
30

64

Depreciation and amortization
280

279

Operating income
1,853

2,790

Net income
1,398

1,728

Equity in earnings of MNI
699

864