Leases (Tables)

12 Months Ended

Dec. 31, 2021

Leases [Abstract]

Lease, Cost [Table Text Block]

The following tables present information on our operating leases for the full years of 2019, 2020 and 2021.

	Years ended December 31,
	2021			2020			2019
Operating lease cost	$	306.0		$	318.5		$	325.2
Short-term lease cost	8.1			10.6			13.8
Sublease income	(21.1)			(15.8)			(12.9)
Total lease cost	$	293.0		$	313.3		$	326.1
Cash paid related to operating lease liabilities	$	347.6		$	335.7		$	334.1
Right-of-use assets obtained in exchange for lease liabilities	$	431.0		$	274.4		$	422.8
	As of December 31,
	2021			2020			2019
Weighted-average remaining lease term	Eight years			Eight years			Eight years
Weighted-average discount rate	3.45		%	4.00		%	4.26		%

Schedule of Future Minimum Rental Payments for Operating Leases [Table Text Block]

Our future payments of our operating leases as of December 31, 2021 are listed in the table below.

Period	Net Rent
2022	$	320.5
2023	269.0
2024	269.1
2025	247.7
2026	231.7
Thereafter	774.5
Total future lease payments	2,112.5
Less: imputed interest	270.7
Present value of future lease payments	1,841.8
Less: current portion of operating leases	265.8
Non-current operating leases	$	1,576.0