Long-Term Debt (Tables)

12 Months Ended

Dec. 31, 2018

Debt Disclosure [Abstract]

Long-Term Debt

Long-term debt consisted of the following:

	December 31, 2018			December 31, 2017
Funding program loans from European Investment Bank:
3.57% due 2020, floating interest rate at Libor + 1.099%		25			38
3.69% due 2020, floating interest rate at Libor + 1.056%		55			83
0.50% due 2020, floating interest rate at Euribor + 0.817%		29			45
3.30% due 2021, floating interest rate at Libor + 0.525%		90			120
3.46% due 2021, floating interest rate at Libor + 0.572%		86			115
0.32% due 2028, floating interest rate at Euribor + 0.589%		292			—
Dual tranche senior unsecured convertible bonds
Zero-coupon, due 2022 (Tranche A)		681			662
0.25% due 2024 (Tranche B)		635			616
Other funding program loans:
0.31% (weighted average), due 2018-2023, fixed interest rate		16			20
Other long-term loans:
0.41% (weighted average), due 2018, fixed interest rate		—			1
0.87% (weighted average), due 2020, fixed interest rate		1			1
Total long-term debt		1,910			1,701
Less current portion		(146	)		(118	)
Total long-term debt, less current portion		1,764			1,583

Long-Term Debt Denominated by Currencies

Long-term debt is denominated in the following currencies:

	December 31, 2018		December 31, 2017
U.S. dollar		1,572		1,634
Euro		338		67
Total		1,910		1,701

Total Long-Term Debt Outstanding Maturities

Aggregate future maturities of total long-term debt (including current portion) at redemption value are as follows:

	December 31, 2018
2019		146
2020		146
2021		91
2022 2023		783 32
Thereafter		896
Total		2,094