Goodwill and Other Intangible Assets Summary of Other Intangible Assets (Tables)

12 Months Ended

Dec. 31, 2020

Summary of Other Intangible Assets [Abstract]

Schedule of Finite-Lived Intangible Assets [Table Text Block]

The following table provides a summary of other intangible assets, which are included in our Consolidated Balance Sheets.

	December 31,
	2020						2019
	Gross Amount		Accumulated Amortization		Net Amount		Gross Amount		Accumulated Amortization		Net Amount
Customer lists	$	859.5	$	(293.3)	$	566.2	$	861.4	$	(244.6)	$	616.8
Know-how and technology	235.4		(58.9)		176.5		235.0		(32.9)		202.1
Trade names	224.4		(44.1)		180.3		226.2		(41.3)		184.9
Other	14.6		(4.0)		10.6		14.3		(3.8)		10.5
Total	$	1,333.9	$	(400.3)	$	933.6	$	1,336.9	$	(322.6)	$	1,014.3