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Investments in Associated Companies (Tables)
9 Months Ended
Jun. 25, 2017
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 25
2017

June 26
2016

June 25
2017

June 26
2016

 
 
 
 
 
Operating revenue
11,330

12,231

37,151

41,053

Operating expenses
9,178

10,073

28,948

32,515

Operating income
2,152

2,158

8,203

8,538

Company's 50% share of operating income
1,076

1,080

4,102

4,269

Less amortization of intangible assets
105

105

314

314

Equity in earnings of TNI
971

975

3,788

3,955

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 25
2017

June 26
2016

June 25
2017

June 26
2016

 
 
 
 
 
Operating revenue
15,070

16,263

46,493

49,602

Operating expenses, excluding workforce adjustments, depreciation and amortization
12,649

13,160

38,576

39,819

Workforce adjustments
81

13

236

32

Depreciation and amortization
348

410

1,044

1,303

Operating income
1,992

2,680

6,637

8,448

Net income
1,291

1,699

4,492

5,347

Equity in earnings of MNI
645

850

2,246

2,678