Quarterly report pursuant to Section 13 or 15(d)

Other Commitments and Contingencies (Details)

v3.21.2
Other Commitments and Contingencies (Details) - USD ($)
$ in Thousands
Jun. 30, 2021
Dec. 31, 2020
Outstanding Bonds    
Performance bonds $ 114,962 $ 102,534
Licensing, insurance, and other bonds 28,446 27,633
Total bonds $ 143,408 $ 130,167