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Trade and other receivables, net (Details) - USD ($)
$ in Millions
Mar. 31, 2020
Dec. 31, 2019
Trade and other receivables, net    
Billed $ 184 $ 211
Unbilled 77 100
Total trade receivables 261 311
Orbital receivables, current portion 42 43
Other 3 4
Allowance for doubtful accounts (1) (1)
Total trade and other receivables, net $ 305 $ 357