LT Debt (Tables)

12 Months Ended

Dec. 31, 2020

Debt Disclosure [Abstract]

Schedule of Long-term Debt Instruments [Text Block]

Long-term debt consists of the following at December 31:

	2020		2019
North American asset securitization program	$	—	$	400,000
Revolving credit facility	—		10,000
5.125% notes, due 2021	—		130,691
3.50% notes, due 2022	348,918		348,088
4.50% notes, due 2023	298,701		298,148
3.25% notes, due 2024	496,034		495,045
4.00% notes, due 2025	346,999		346,368
7.50% senior debentures, due 2027	109,939		109,857
3.875% notes, due 2028	495,223		494,648
Other obligations with various interest rates and due dates	2,126		7,284
	$	2,097,940	$	2,640,129

Schedule of Fair Value of Debt [Text Block]

The estimated fair market value of long-term debt at December 31, using quoted market prices, is as follows:

	2020		2019
3.50% notes, due 2022	$	360,500	$	358,500
4.50% notes, due 2023	321,500		316,000
3.25% notes, due 2024	540,500		515,500
4.00% notes, due 2025	383,000		367,000
7.50% senior debentures, due 2027	140,000		135,000
3.875% notes, due 2028	564,000		516,500