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Investments (Tables)
6 Months Ended
Jun. 30, 2021
Investments [Abstract]  
Schedule of investments
As of June 30, 2021WMESCASC WillisTotal
(in thousands)
Investment in joint ventures as of December 31, 2020$37,365 $15,910 $53,275 
(Loss) earnings from joint ventures(1,513)309 (1,204)
Foreign currency translation adjustment— 158 158 
Other comprehensive gain from joint ventures711 — 711 
Investment in joint ventures as of June 30, 2021$36,563 $16,377 $52,940 
Summarized financial information
Unaudited summarized financial information for 100% of WMES is presented in the following tables:
Three Months Ended June 30,Six Months Ended June 30,
2021202020212020
(in thousands)(in thousands)
Revenue$4,885 $11,804 $9,646 $19,915 
Expenses6,606 10,425 12,775 18,179 
WMES net (loss) income$(1,721)$1,379 $(3,129)$1,736 

June 30,
2021
December 31,
2020
(in thousands)
Total assets$298,019 $303,886 
Total liabilities217,097 219,836 
Total WMES net equity$80,922 $84,050