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Investments in Associated Companies (Tables)
6 Months Ended
Mar. 27, 2016
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 27
2016

March 29
2015

March 27
2016

March 29
2015

 
 
 
 
 
Operating revenue
14,039

14,373

28,821

29,973

Operating expenses
11,102

11,745

22,443

23,847

Operating income
2,937

2,628

6,378

6,126

Company's 50% share of operating income
1,468

1,314

3,189

3,063

Less amortization of intangible assets
104

105

209

209

Equity in earnings of TNI
1,364

1,209

2,980

2,854

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 27
2016

March 29
2015

March 27
2016

March 29
2015

 
 
 
 
 
Operating revenue
15,550

16,122

33,339

34,678

Operating expenses, excluding workforce adjustments, depreciation and amortization
13,047

14,278

26,660

28,810

Workforce adjustments
19

47

19

57

Depreciation and amortization
483

463

893

927

Operating income
2,001

1,334

5,767

4,884

Net income
1,290

888

3,648

3,112

Equity in earnings of MNI
645

444

1,828

1,556