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Contractual interest rate for funds borrowed, under the debt agreement.

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Represents the aggregate of total long-term debt, including current maturities and short-term debt.

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Amount, after unamortized (discount) premium and debt issuance costs, of long-term debt. Includes, but not limited to, notes payable, bonds payable, debentures, mortgage loans and commercial paper. Excludes capital lease obligations.

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Reflects the total carrying amount as of the balance sheet date of debt having initial terms less than one year or the normal operating cycle, if longer.

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Debt - Schedule of Debt (Details) - USD ($) $ in Millions	Dec. 31, 2021	Dec. 31, 2020	May 28, 2019
Short-Term Debt:
Short-term borrowings	$ 3	$ 4
Long-Term Debt:
Total Debt	187	181
4% Convertible Senior Notes Due 2024 \| Convertible Notes Payable
Long-Term Debt:
Long-Term Debt:	179	170
Debt instrument, interest rate			4.00%
Other Long-Term Borrowings \| Secured Debt
Long-Term Debt:
Long-Term Debt:	$ 5	$ 7