Cash, Cash Equivalents, and Restricted Cash (Schedule of Cash, Cash Equivalents and Restricted Cash) (Details) - USD ($) $ in Thousands	Mar. 31, 2024	Dec. 31, 2023	Mar. 31, 2023	Dec. 31, 2022
Restricted Cash And Cash Equivalents Items [Line Items]
Cash and cash equivalents	$ 240,309	$ 208,547
Restricted cash - current asset	19,892	38,129
Total cash, cash equivalents, and restricted cash	264,332	250,946	$ 193,182	$ 189,283
Securitization Escrow Accounts [Member]
Restricted Cash And Cash Equivalents Items [Line Items]
Restricted cash - current asset	13,587	31,852
Payment, Performance Bonds, and Other [Member]
Restricted Cash And Cash Equivalents Items [Line Items]
Restricted cash - current asset	6,305	6,277
Surety Bonds and Workers Compensation [Member]
Restricted Cash And Cash Equivalents Items [Line Items]
Restricted cash - noncurrent asset	$ 4,131	$ 4,270
Restricted Cash and Cash Equivalents, Noncurrent, Statement of Financial Position [Extensible Enumeration]	Other Assets Noncurrent