Current Expected Credit Losses ("CECL") - Year of Origination of Notes and Financing Receivables (Details) $ in Millions	Jun. 30, 2022 USD ($)
Financing Receivable, Credit Quality Indicator [Line Items]
Financing receivables:	$ 69.9
Total
Financing Receivable, Credit Quality Indicator [Line Items]
2022	6.8
2021	14.0
2020	1.9
2019	1.0
2018	0.0
Prior	43.8
Financing receivables:	67.5
Notes receivable, short and long-term
Financing Receivable, Credit Quality Indicator [Line Items]
2022	0.5
2021	11.4
2020	0.5
2019	0.2
2018	0.0
Prior	5.3
Financing receivables:	17.9
Lease Receivables
Financing Receivable, Credit Quality Indicator [Line Items]
2022	6.3
2021	2.6
2020	1.4
2019	0.8
2018	0.0
Prior	8.3
Financing receivables:	19.4
Equipment Notes
Financing Receivable, Credit Quality Indicator [Line Items]
2022	0.0
2021	0.0
2020	0.0
2019	0.0
2018	0.0
Prior	30.2
Financing receivables:	$ 30.2