Annual report pursuant to Section 13 and 15(d)

Other Commitments and Contingencies (Details)

v3.20.4
Other Commitments and Contingencies (Details) - USD ($)
$ in Thousands
Dec. 31, 2020
Dec. 31, 2019
Outstanding Bonds    
Performance bonds $ 102,534 $ 87,286
Licensing, insurance, and other bonds 27,633 25,309
Total bonds $ 130,167 $ 112,595