Goodwill and other intangible assets - Schedule of Gross Carrying Amount and Accumulated Amortization of Intangible Assets Other Than Goodwill (Details) - USD ($) $ in Thousands	Sep. 30, 2023	Dec. 31, 2022
Finite-Lived Intangible Assets [Line Items]
Gross Value	$ 417,422	$ 407,571
Accumulated Amortization	220,908	188,827
Net Carrying Value	196,514	218,744
Trademarks
Finite-Lived Intangible Assets [Line Items]
Gross Value	34,653	34,649
Accumulated Amortization	25,515	22,200
Net Carrying Value	$ 9,138	$ 12,449
Weighted‑ Average Remaining Useful Life	2 years 1 month 6 days	2 years 9 months 18 days
Trademarks | Minimum
Finite-Lived Intangible Assets [Line Items]
Useful Life	3 years	3 years
Trademarks | Maximum
Finite-Lived Intangible Assets [Line Items]
Useful Life	8 years	8 years
Customer relationships
Finite-Lived Intangible Assets [Line Items]
Gross Value	$ 254,612	$ 249,659
Accumulated Amortization	113,574	96,973
Net Carrying Value	$ 141,038	$ 152,686
Weighted‑ Average Remaining Useful Life	6 years 6 months	7 years 2 months 12 days
Customer relationships | Minimum
Finite-Lived Intangible Assets [Line Items]
Useful Life	2 years	2 years
Customer relationships | Maximum
Finite-Lived Intangible Assets [Line Items]
Useful Life	12 years	12 years
Developed technology
Finite-Lived Intangible Assets [Line Items]
Gross Value	$ 121,730	$ 116,881
Accumulated Amortization	76,526	66,373
Net Carrying Value	$ 45,204	$ 50,508
Weighted‑ Average Remaining Useful Life	4 years 1 month 6 days	4 years 8 months 12 days
Developed technology | Minimum
Finite-Lived Intangible Assets [Line Items]
Useful Life	5 years	5 years
Developed technology | Maximum
Finite-Lived Intangible Assets [Line Items]
Useful Life	6 years 6 months	6 years 6 months
Non‑competes
Finite-Lived Intangible Assets [Line Items]
Gross Value	$ 2,884	$ 2,864
Accumulated Amortization	1,934	1,066
Net Carrying Value	$ 950	$ 1,798
Weighted‑ Average Remaining Useful Life	2 years	2 years 3 months 18 days
Non‑competes | Minimum
Finite-Lived Intangible Assets [Line Items]
Useful Life	2 years	2 years
Non‑competes | Maximum
Finite-Lived Intangible Assets [Line Items]
Useful Life	3 years	3 years
Order backlog
Finite-Lived Intangible Assets [Line Items]
Useful Life	2 years 6 months	2 years 6 months
Gross Value	$ 3,543	$ 3,518
Accumulated Amortization	3,359	2,215
Net Carrying Value	$ 184	$ 1,303
Weighted‑ Average Remaining Useful Life	3 months 18 days	1 year