Acquisitions (Tables)

12 Months Ended

Dec. 31, 2019

Business Combinations [Abstract]

Summary of Estimated Fair Values of Assets Acquired and Liabilities Assumed

The following table summarizes the estimated fair values of the assets acquired by year of acquisition:

	2019		2018
Current assets	$	1.2	$	2.3
Property and equipment	7.6		24.1
Goodwill	8.7		7.0
Other intangible assets	7.5		7.7
Total assets acquired	25.0		41.1
Current liabilities	0.1		2.0
Other long-term liabilities	—		9.0
Total liabilities assumed	0.1		11.0
Net assets acquired	$	24.9	$	30.1

Schedule of Purchase Price Allocation to Other Intangible Assets

The following table presents the allocation of the purchase price to other intangible assets:

	2019		2018
Customer lists and contracts	$	7.0	$	7.2
Noncompete	0.5		0.5
	$	7.5	$	7.7

Schedule of Weighted Average Remaining Life of Other Intangible Assets

The weighted average life of other intangible assets in years is as follows:

Customer lists and contracts	22
Noncompete	5