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Long-Term Debt (Tables)

12 Months Ended

Dec. 31, 2022

Debt Disclosure [Abstract]

Long-Term Debt

Long-term debt consisted of the following:

		December 31,				December 31,
		2022				2021
Funding program loans from European Investment Bank ("EIB"):
2.67% due 2028, floating interest rate at Euribor + 0.589%			163				202
1.20% due 2029, floating interest rate at Euribor + 0.564%			183				222
1.31% due 2031, floating interest rate at Euribor + 0.583%			322				379
0.89% due 2031, floating interest rate at Euribor + 0.660%			159				187
Credit Facility from Cassa Depositi e Prestiti SpA ("CDP")
3.15% due 2027, floating interest rate at Euribor + 0.690%			120				156
1.85% due 2027, floating interest rate at Euribor + 0.550%			107				—
2.15% due 2027, floating interest rate at Euribor + 0.850%			107				—
Dual tranche senior unsecured convertible bonds
Zero-coupon, due 2025 (Tranche A)			748				713
Zero-coupon, due 2027 (Tranche B)			747				674
Finance leases:
3.86% due 2027, fixed interest rate			38				—
3.78% due 2042, fixed interest rate			19				—
Other funding program loans:
0.32% (weighted average), due 2023-2028, fixed interest rate			4				6
Total long-term debt			2,717				2,539
Less current portion			(175	)			(143	)
Total long-term debt, less current portion			2,542				2,396

Long-Term Debt Denominated by Currencies

Long-term debt is denominated in the following currencies:

		December 31, 2022				December 31, 2021
U.S. dollar			1,495				1,387
Euro			1,222				1,152
Total			2,717				2,539

Total Long-Term Debt Outstanding Maturities

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

		December 31,
		2022
2023			175
2024			172
2025			922
2026			172
2027			908
Thereafter			373
Total			2,722

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