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Investments (Tables)
12 Months Ended
Dec. 31, 2020
Investments [Abstract]  
Schedule of investments
As of December 31, 2020WMESCASC WillisTotal
(in thousands)
Investment in joint ventures as of December 31, 2018$34,183 $13,758 $47,941 
Earnings from joint ventures8,312 266 8,578 
Contribution5,713 — 5,713 
Distribution(3,300)— (3,300)
Foreign currency translation adjustment— (222)(222)
Other comprehensive loss from joint ventures(774)— (774)
Investment in joint ventures as of December 31, 201944,134 13,802 57,936 
Earnings from joint ventures1,552 1,090 2,642 
Contribution— — — 
Distribution(7,200)— (7,200)
Foreign currency translation adjustment— 1,018 1,018 
Other comprehensive loss from joint ventures(1,121)— (1,121)
Investment in joint ventures as of December 31, 2020$37,365 $15,910 $53,275 
Summarized financial information
Unaudited summarized financial information for 100% of WMES is presented in the following table:
 Years Ended December 31,
20202019
(in thousands)
Revenue$38,086 $55,770 
Expenses35,190 41,253 
WMES net income$2,896 $14,517 
 As of December 31,
20202019
(in thousands)
Total assets$303,886 $322,606 
Total liabilities219,836 227,052 
Total WMES net equity$84,050 $95,554