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Accounts Payable and Accrued Liabilities | 6 Months Ended
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Jun. 30, 2025
Accounts Payable and Accrued Liabilities |
Accounts Payable and Accrued Liabilities | Note 6—Accounts Payable and Accrued Liabilities ​ As of June 30, 2025, and December 31, 2024, accounts payable included retention amounts of approximately $43.9 million and $44.6 million, respectively. These amounts owed to subcontractors have been retained pending contract completion and customer acceptance of jobs. ​ The following is a summary of accrued liabilities (in thousands): ​
​ | ​ | ​ | ​ | ​ | ​ | ​
​ | ​ | June 30, | ​ | December 31,
​ |  | 2025 |  | 2024
Payroll and related employee benefits | ​ | $ | 155,699 | ​ | $ | 134,821
Current operating lease liability | ​ | ​ | 137,587 | ​ | ​ | 122,021
Casualty insurance reserves | ​ |  | 21,512 | ​ |  | 16,878
Corporate income taxes and other taxes | ​ |  | 88,382 | ​ |  | 53,469
Other | ​ |  | 33,640 | ​ |  | 22,888
​ | ​ | $ | 436,820 | ​ | $ | 350,077
​

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