Revenue Recognition - Summary of Disaggregated Revenues (Details) - USD ($) $ in Millions	3 Months Ended		9 Months Ended
	Sep. 30, 2022	Sep. 30, 2021	Sep. 30, 2022	Sep. 30, 2021
Revenues:
Total revenues	$ 405.0	$ 295.0	$ 1,143.2	$ 856.5
Topic 842
Revenues:
Total revenues	50.2	41.7	131.5	113.0
Topic 606
Revenues:
Total revenues	354.8	253.3	1,011.7	743.5
New and Used Equipment Sales
Revenues:
Total revenues	210.1	136.8	579.0	392.6
New and Used Equipment Sales | Topic 606
Revenues:
Total revenues	210.1	136.8	579.0	392.6
Parts Sales
Revenues:
Total revenues	61.8	44.8	173.5	130.3
Parts Sales | Topic 606
Revenues:
Total revenues	61.8	44.8	173.5	130.3
Service Revenue
Revenues:
Total revenues	54.3	41.9	154.2	123.0
Service Revenue | Topic 606
Revenues:
Total revenues	54.3	41.9	154.2	123.0
Rental Revenue
Revenues:
Total revenues	50.2	41.7	131.5	113.0
Rental Revenue | Topic 842
Revenues:
Total revenues	50.2	41.7	131.5	113.0
Rental Equipment Sales
Revenues:
Total revenues	28.6	29.8	105.0	97.6
Rental Equipment Sales | Topic 606
Revenues:
Total revenues	$ 28.6	$ 29.8	$ 105.0	$ 97.6