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Investments in Associated Companies (Tables)
9 Months Ended
Jun. 24, 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
 
39 Weeks Ended
 
(Thousands of Dollars)
June 24
2018

June 25
2017

June 24
2018

June 25
2017

 
 
 
 
 
Operating revenue
11,013

11,330

36,094

37,151

Operating expenses
9,039

9,178

28,376

28,948

Operating income
1,974

2,152

7,718

8,203

Company's 50% share of operating income
987

1,076

3,860

4,102

Less amortization of intangible assets
105

105

314

314

Equity in earnings of TNI
882

971

3,546

3,788

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
 
39 Weeks Ended
 
(Thousands of Dollars)
June 24
2018

June 25
2017

June 24
2018

June 25
2017

 
 
 
 
 
Operating revenue
14,518

15,070

44,421

46,493

Operating expenses, excluding restructuring costs, depreciation and amortization
12,054

12,649

37,002

38,576

Restructuring costs
61

81

270

236

Depreciation and amortization
280

348

838

1,044

Operating income
2,123

1,992

6,311

6,637

Net income
1,391

1,291

4,047

4,492

Equity in earnings of MNI
696

645

2,023

2,246