Current Expected Credit Losses ("CECL") - Year of Origination of Notes and Financing Receivables (Details) $ in Millions	Sep. 30, 2022 USD ($)
Financing Receivable, Credit Quality Indicator [Line Items]
Total	$ 68.5
Total
Financing Receivable, Credit Quality Indicator [Line Items]
2022	10.1
2021	13.3
2020	1.8
2019	0.8
2018	0.0
Prior	40.2
Total	66.2
Notes receivable, short and long-term
Financing Receivable, Credit Quality Indicator [Line Items]
2022	1.7
2021	10.7
2020	0.4
2019	0.0
2018	0.0
Prior	5.1
Total	17.9
Lease Receivables
Financing Receivable, Credit Quality Indicator [Line Items]
2022	8.4
2021	2.6
2020	1.4
2019	0.8
2018	0.0
Prior	6.7
Total	19.9
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	28.4
Total	$ 28.4