Segments - Schedule of Results of Operations by Reportable Segment (Details) - USD ($) $ in Millions	3 Months Ended		6 Months Ended
	Jun. 30, 2023	Jun. 30, 2022	Jun. 30, 2023	Jun. 30, 2022
Segment Reporting Information [Line Items]
Total revenues	$ 468.4	$ 406.5	$ 889.1	$ 738.2
Interest expense	13.7	6.8	25.7	12.9
Depreciation and amortization	33.0	27.3	61.1	51.5
Net income (loss)	1.7	5.4	1.9	3.4
Income (loss) before taxes	2.7	6.6	3.8	5.4
Operating Segments | Material Handling
Segment Reporting Information [Line Items]
Total revenues	169.1	135.5	333.9	261.1
Interest expense	4.4	2.6	8.3	4.9
Depreciation and amortization	8.7	6.1	16.8	11.4
Income (loss) before taxes	2.9	4.9	8.0	8.9
Operating Segments | Construction Equipment
Segment Reporting Information [Line Items]
Total revenues	281.5	271.0	514.6	477.1
Interest expense	7.9	3.8	14.5	7.3
Depreciation and amortization	23.2	21.2	42.0	40.1
Income (loss) before taxes	4.5	6.3	2.9	4.2
Operating Segments | Master Distribution
Segment Reporting Information [Line Items]
Total revenues	21.4		48.1
Interest expense	0.8		1.6
Depreciation and amortization	1.0		2.1
Income (loss) before taxes	1.4		4.8
Corporate, Non-Segment | Corporate and Other
Segment Reporting Information [Line Items]
Total revenues	(3.6)		(7.5)
Interest expense	0.6	0.4	1.3	0.7
Depreciation and amortization	0.1		0.2
Income (loss) before taxes	(6.1)	(4.6)	(11.9)	(7.7)
New and Used Equipment Sales
Segment Reporting Information [Line Items]
Total revenues	254.6	217.3	474.2	368.9
New and Used Equipment Sales | Operating Segments | Material Handling
Segment Reporting Information [Line Items]
Total revenues	90.2	72.1	177.7	139.0
New and Used Equipment Sales | Operating Segments | Construction Equipment
Segment Reporting Information [Line Items]
Total revenues	149.2	145.2	261.3	229.9
New and Used Equipment Sales | Operating Segments | Master Distribution
Segment Reporting Information [Line Items]
Total revenues	18.6		42.1
New and Used Equipment Sales | Corporate, Non-Segment | Corporate and Other
Segment Reporting Information [Line Items]
Total revenues	(3.4)		(6.9)
Parts Sales
Segment Reporting Information [Line Items]
Total revenues	71.3	58.3	139.7	111.7
Parts Sales | Operating Segments | Material Handling
Segment Reporting Information [Line Items]
Total revenues	26.4	20.1	51.4	39.3
Parts Sales | Operating Segments | Construction Equipment
Segment Reporting Information [Line Items]
Total revenues	42.6	38.2	83.5	72.4
Parts Sales | Operating Segments | Master Distribution
Segment Reporting Information [Line Items]
Total revenues	2.5		5.4
Parts Sales | Corporate, Non-Segment | Corporate and Other
Segment Reporting Information [Line Items]
Total revenues	(0.2)		(0.6)
Service Revenues
Segment Reporting Information [Line Items]
Total revenues	59.7	51.7	119.9	99.9
Service Revenues | Operating Segments | Material Handling
Segment Reporting Information [Line Items]
Total revenues	33.0	26.9	65.9	53.6
Service Revenues | Operating Segments | Construction Equipment
Segment Reporting Information [Line Items]
Total revenues	26.6	24.8	53.8	46.3
Service Revenues | Operating Segments | Master Distribution
Segment Reporting Information [Line Items]
Total revenues	0.1		0.2
Rental Revenues
Segment Reporting Information [Line Items]
Total revenues	49.6	43.6	93.1	81.3
Rental Revenues | Operating Segments | Material Handling
Segment Reporting Information [Line Items]
Total revenues	18.6	14.2	36.6	27.0
Rental Revenues | Operating Segments | Construction Equipment
Segment Reporting Information [Line Items]
Total revenues	30.8	29.4	56.1	54.3
Rental Revenues | Operating Segments | Master Distribution
Segment Reporting Information [Line Items]
Total revenues	0.2		0.4
Rental Equipment Sales
Segment Reporting Information [Line Items]
Total revenues	33.2	35.6	62.2	76.4
Rental Equipment Sales | Operating Segments | Material Handling
Segment Reporting Information [Line Items]
Total revenues	0.9	2.2	2.3	2.2
Rental Equipment Sales | Operating Segments | Construction Equipment
Segment Reporting Information [Line Items]
Total revenues	$ 32.3	$ 33.4	$ 59.9	$ 74.2