Business Acquisitions, Investments and Restructuring Charges (Tables)

12 Months Ended

Dec. 31, 2021

Business Combination and Asset Acquisition [Abstract]

Schedule of aggregate purchase price and allocation of purchase price in other acquisitions

The purchase price paid for these business acquisitions and the allocations of the purchase price follows:

	2021		2020
Purchase price:
Cash used in acquisitions, net of cash acquired of $14.7 and $0.1, respectively	$	1,052.9	$	598.9
Holdbacks	10.3		14.1
Fair value, future minimum lease payments	40.2		0.3
Total	$	1,103.4	$	613.3
Allocated as follows:
Restricted cash	$	7.2	$	0.1
Accounts receivable	63.9		14.9
Landfill airspace	66.0		—
Property and equipment	143.5		124.3
Operating right-of-use lease assets	10.2		0.2
Assets held for sale	43.6		—
Other assets	6.6		1.1
Inventory	1.9		1.5
Accounts payable	(30.1)		(3.8)
Environmental remediation liabilities	(31.6)		(1.7)
Closure and post-closure liabilities	(31.8)		(0.8)
Operating right-of-use lease liabilities	(10.2)		(0.2)
Other liabilities	(34.2)		(13.4)
Fair value of tangible assets acquired and liabilities assumed	205.0		122.2
Excess purchase price to be allocated	$	898.4	$	491.1
Excess purchase price to be allocated as follows:
Other intangible assets	$	98.2	$	60.7
Goodwill	801.8		430.4
Gain on bargain purchase	(1.6)		—
Total allocated	$	898.4	$	491.1