Transactions With Total and Total Energies SE - 4.00% Debentures Due 2023 (Details)		1 Months Ended
	Sep. 01, 2020 $ / shares shares	Dec. 31, 2015 USD ($) $ / shares	Oct. 03, 2021 USD ($)	Jan. 03, 2021 USD ($)
Related Party Transaction [Line Items]
Debt face amount			$ 534,440,000
Convertible debt:
Related Party Transaction [Line Items]
Debt face amount			424,995,000	$ 487,634,000
4.00% debentures due 2023 | Convertible debt:
Related Party Transaction [Line Items]
Interest rate		4.00%
Debt face amount		$ 425,000,000	$ 424,995,000	$ 425,000,000
Conversion ratio	0.0401552	0.0327568
Debt instrument, convertible, conversion price (in dollars per share) | $ / shares	$ 24.90	$ 30.53
Shares issued upon conversion (in shares) | shares	4,015,515
4.00% debentures due 2023 | Total | Convertible debt:
Related Party Transaction [Line Items]
Debt face amount		$ 100,000,000