Debt (Tables)

6 Months Ended

Jun. 27, 2015

Debt Disclosure [Abstract]

Schedule of Long-term Debt Instruments [Text Block]

Long-term debt consists of the following:

	June 27, 2015		December 31, 2014
Revolving credit facility	$	19,400	$	—
Asset securitization program	290,000		275,000
3.375% notes, due 2015	—		251,955
6.875% senior debentures, due 2018	198,655		198,424
3.00% notes, due 2018	297,799		297,408
6.00% notes, due 2020	298,807		298,680
5.125% notes, due 2021	248,427		248,287
3.50% notes, due 2022	344,714		—
4.50% notes, due 2023	295,976		295,765
4.00% notes, due 2025	343,833		—
7.50% senior debentures, due 2027	198,292		198,219
Interest rate swaps designated as fair value hedges	551		378
Other obligations with various interest rates and due dates	7,934		3,782
	$	2,544,388	$	2,067,898

Schedule of Fair Value of Debt [Text Block]

The estimated fair market value, using quoted market prices, is as follows:

	June 27, 2015		December 31, 2014
3.375% notes, due 2015	$	—	$	255,000
6.875% senior debentures, due 2018	224,000		232,000
3.00% notes, due 2018	306,000		309,000
6.00% notes, due 2020	333,000		339,000
5.125% notes, due 2021	265,000		277,500
3.50% notes, due 2022	343,000		—
4.50% notes, due 2023	300,000		321,000
4.00% notes, due 2025	343,000		—
7.50% senior debentures, due 2027	236,000		254,000