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Investments in Associated Companies (Tables)
6 Months Ended
Mar. 26, 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
 
26 Weeks Ended
 
(Thousands of Dollars)
March 26
2017

March 27
2016

March 26
2017

March 27
2016

 
 
 
 
 
Operating revenue
12,507

14,039

25,821

28,821

Operating expenses
9,770

11,102

19,770

22,443

Operating income
2,737

2,937

6,051

6,378

Company's 50% share of operating income
1,368

1,468

3,026

3,189

Less amortization of intangible assets
104

104

209

209

Equity in earnings of TNI
1,264

1,364

2,817

2,980

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
 
26 Weeks Ended
 
(Thousands of Dollars)
March 26
2017

March 27
2016

March 26
2017

March 27
2016

 
 
 
 
 
Operating revenue
14,382

15,550

31,424

33,339

Operating expenses, excluding workforce adjustments, depreciation and amortization
12,548

13,047

25,928

26,660

Workforce adjustments
129

19

155

19

Depreciation and amortization
348

483

696

893

Operating income
1,357

2,001

4,645

5,767

Net income
929

1,290

3,200

3,648

Equity in earnings of MNI
465

645

1,600

1,828