Segments - Financial Information (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2023	Jun. 30, 2022	Jun. 30, 2023	Jun. 30, 2022
Segment Reporting Information [Line Items]
Total revenue	$ 456,830	$ 362,106	$ 908,993	$ 728,582
Depreciation of rental equipment	43,616	43,324	83,946	88,288
Total cost of revenue	346,211	279,348	688,713	561,331
Gross Profit	110,619	82,758	220,280	167,251
ERS
Segment Reporting Information [Line Items]
Total revenue	168,526	145,309	374,446	310,223
Depreciation of rental equipment	42,805	42,384	82,317	86,350
Total cost of revenue	113,948	100,653	253,601	212,640
Gross Profit	54,578	44,656	120,845	97,583
TES
Segment Reporting Information [Line Items]
Total revenue	251,423	181,306	460,577	349,139
Depreciation of rental equipment	0	0	0	0
Total cost of revenue	205,464	154,177	380,508	298,225
Gross Profit	45,959	27,129	80,069	50,914
APS
Segment Reporting Information [Line Items]
Total revenue	36,881	35,491	73,970	69,220
Depreciation of rental equipment	811	940	1,629	1,938
Total cost of revenue	26,799	24,518	54,604	50,466
Gross Profit	10,082	10,973	19,366	18,754
Rental
Segment Reporting Information [Line Items]
Total revenue	122,169	112,055	240,457	221,200
Cost of revenue	31,981	28,791	61,880	54,584
Rental | ERS
Segment Reporting Information [Line Items]
Total revenue	117,832	108,109	231,616	213,670
Rental | TES
Segment Reporting Information [Line Items]
Total revenue	0	0	0	0
Rental | APS
Segment Reporting Information [Line Items]
Total revenue	4,337	3,946	8,841	7,530
Equipment sales
Segment Reporting Information [Line Items]
Total revenue	302,117	218,506	603,407	445,692
Cost of revenue	245,266	184,595	491,391	371,873
Equipment sales | ERS
Segment Reporting Information [Line Items]
Total revenue	50,694	37,200	142,830	96,553
Cost of revenue	39,802	30,418	110,883	73,648
Equipment sales | TES
Segment Reporting Information [Line Items]
Total revenue	251,423	181,306	460,577	349,139
Cost of revenue	205,464	154,177	380,508	298,225
Equipment sales | APS
Segment Reporting Information [Line Items]
Total revenue	0	0	0	0
Cost of revenue	0	0	0	0
Parts and services
Segment Reporting Information [Line Items]
Total revenue	32,544	31,545	65,129	61,690
Cost of revenue	25,348	22,638	51,496	46,586
Parts and services | ERS
Segment Reporting Information [Line Items]
Total revenue	0	0	0	0
Parts and services | TES
Segment Reporting Information [Line Items]
Total revenue	0	0	0	0
Parts and services | APS
Segment Reporting Information [Line Items]
Total revenue	32,544	31,545	65,129	61,690
Rentals/parts and services
Segment Reporting Information [Line Items]
Cost of revenue	57,329	51,429	113,376	101,170
Rentals/parts and services | ERS
Segment Reporting Information [Line Items]
Cost of revenue	31,341	27,851	60,401	52,642
Rentals/parts and services | TES
Segment Reporting Information [Line Items]
Cost of revenue	0	0	0	0
Rentals/parts and services | APS
Segment Reporting Information [Line Items]
Cost of revenue	$ 25,988	$ 23,578	$ 52,975	$ 48,528