Supplemental Cash Flow Information - Reconciliation of Cash, Cash Equivalents, and Restricted Cash (Details) - USD ($) $ in Thousands	Mar. 31, 2022	Dec. 31, 2021	Mar. 31, 2021	Dec. 31, 2020
Cash, Cash Equivalents and Restricted Cash [Line Items]
Cash and cash equivalents	$ 238,258	$ 229,097	$ 200,218	$ 184,620
Total cash, cash equivalents, and restricted cash reported in the statements of cash flows	240,836	231,887	202,615	186,808
Captive Insurance Company
Cash, Cash Equivalents and Restricted Cash [Line Items]
Cash and cash equivalents	134,758	133,302	131,800	85,000
Prepaid Expenses and Other Current Assets
Cash, Cash Equivalents and Restricted Cash [Line Items]
Restricted cash and cash equivalents	1,628	1,836	1,518	1,275
Other Assets
Cash, Cash Equivalents and Restricted Cash [Line Items]
Restricted cash and cash equivalents	$ 950	$ 954	$ 879	$ 913