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New Accounting Pronouncements (Policies)
3 Months Ended
Mar. 31, 2021
Accounting Standards Update and Change in Accounting Principle [Abstract]  
New Accounting Pronouncements New Accounting PronouncementsOn January 1, 2021, we adopted Financial Accounting Standards Board Accounting Standards Update 2019-12, “Simplifying the Accounting for Income Taxes,” which adds new guidance to simplify the accounting for income taxes, changes the accounting for certain income tax transactions, and makes other minor changes.