Long term debt and interest expense (Tables)

12 Months Ended

Dec. 31, 2018

Long-term debt and interest expense

Summary of long term debt

	Year ended December 31,
	2018		2017
Syndicated credit facility:
Revolving loan payable	$	595	$	454
Operating loan payable in Canadian dollars (December 31, 2018 - C$0 million; December 31, 2017 - C$51 million)		—		40
Term Loan A		500		500
Term Loan B		1,980		2,000
Debt issuance costs		(41)		(52)
Obligations under capital leases		13		19
Total long-term debt		3,047		2,961
Current portion		(17)		(18)
Non-current portion	$	3,030	$	2,943

Schedule of interest expense on long term debts and other obligations

	Year ended December 31,
		2018		2017		2016
Interest on long-term debt	$	171	$	57	$	26
Interest expense on advance payments from customers		26		8		—
Interest on orbital securitization liability		7		8		2
Imputed interest and other		2		3		3
Capitalization of borrowing costs		(7)		—		—
Loss on debt extinguishment		—		23		2
Interest expense on dissenting stockholder liability		3		—		—
Total interest expense	$	202	$	99	$	33

Summary of annual contractual principal repayments on long-term debt, net of financing fees

		2019		2020		2021		2022		2023		Thereafter		Total
Syndicated credit facility	$	11	$	262	$	858	$	14	$	14	$	1,875	$	3,034
Capital leases		7		4		2		—		—		—		13
Total	$	18	$	266	$	860	$	14	$	14	$	1,875	$	3,047