Investments (Tables)

6 Months Ended

Jun. 30, 2021

Investments, Debt and Equity Securities [Abstract]

Investments

The Company’s investments subject to fair value measurement consist of the following:

	Cost Basis		Unrealized Gain / (Loss)		Fair Value
As of June 30, 2021
Short-term investments
Certificates of deposit	$	8.1	$	—	$	8.1
Long-term investments
Assets held in a rabbi trust	$	5.1	$	1.8	$	6.9
As of December 31, 2020
Short-term investments
Certificates of deposit	$	37.2	$	—	$	37.2
Long-term investments
Assets held in a rabbi trust	$	5.2	$	1.4	$	6.6

Schedule of Financing Receivables, Minimum Payments [Table Text Block]

Future minimum payments due from customers under finance lease receivables as of June 30, 2021 are as follows:

2021	$	13.2
2022	7.5
2023	6.1
2024	5.6
2025	5.0
Thereafter	3.4
	$	40.8

Schedule Of Components For Finance Lease Receivables [Table Text Block]

The following table presents the components of finance lease receivables:

	June 30, 2021		December 31, 2020
Gross minimum lease receivables	$	40.8	$	44.0
Allowance for credit losses	(0.2)		(0.2)
Estimated unguaranteed residual values	0.2		0.2
	40.8		44.0
Less:
Unearned interest income	(1.3)		(1.5)
Total	$	39.5	$	42.5