Revenue (Details) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2026	Mar. 31, 2025	Dec. 31, 2025
Disaggregation of Revenue [Line Items]
Revenues	$ 462,766	$ 447,662
Description of timing	The Company’s contracts with customers typically provide for an initial term with renewable service terms, cancellable by either party upon 30 to 90 days’ notice after an initial period of 60 to 120 days.
Customers pending executed contract
Disaggregation of Revenue [Line Items]
Contract liabilities	$ 100		$ 100
Revenue recognized from contract liability	100
Customer prepayments
Disaggregation of Revenue [Line Items]
Contract liabilities	1,800		$ 3,900
Revenue recognized from contract liability	$ 2,200	2,300
Minimum
Disaggregation of Revenue [Line Items]
Cancellation notice period	30 days
Initial period preceding cancellation notice	60 days
Maximum
Disaggregation of Revenue [Line Items]
Cancellation notice period	90 days
Initial period preceding cancellation notice	120 days
Environmental Services
Disaggregation of Revenue [Line Items]
Revenues	$ 208,300	$ 196,300
Environmental Services | Revenue | Service concentration
Disaggregation of Revenue [Line Items]
Percent of revenue	45.00%	43.90%
Dietary
Disaggregation of Revenue [Line Items]
Revenues	$ 254,500	$ 251,300
Dietary | Revenue | Service concentration
Disaggregation of Revenue [Line Items]
Percent of revenue	55.00%	56.10%