Supplementary Data Accrued Liabilities (Tables)

12 Months Ended

Dec. 31, 2021

Accrued Liabilities [Abstract]

Schedule of Accrued Liabilities [Table Text Block]

Accrued Liabilities

The following table presents the components of accrued liabilities.

	December 31,
	2021		2020
Salaries, benefits and related expenses	$	685.4	$	504.6
Income taxes payable	42.8		50.6
Interest	39.0		43.6
Office and related expenses	30.5		25.5
Acquisition obligations	15.4		47.9
Restructuring charges	8.1		69.5
Other	96.9		90.7
Total accrued liabilities	$	918.1	$	832.4