Trade and other receivables (Tables)

12 Months Ended

Dec. 31, 2018

Trade and other receivables

Schedule of trade and other receivables, net

	Year ended December 31,
	2018		2017
U.S. government receivables:
Billed	$	96	$	63
Unbilled		60		34
		156		97
Other governments and commercial receivables:
Billed		146		213
Unbilled		112		125
		258		338
Total trade receivables		414		435
Orbital receivables, current portion		34		30
Other		17		21
Allowance for doubtful accounts		(1)		(10)
Total trade and other receivables, net	$	464	$	476

Schedule of total contractual cash flows for all launched and unlaunched satellites including principal and interest payments

	2019		2020		2021		2022		2023		Thereafter		Total
Contractual cash flows from satellites	$	50	$	67	$	68	$	72	$	72	$	413	$	742