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Weighted Average Shares Outstanding (Details) - shares
shares in Thousands
12 Months Ended
Dec. 31, 2021
Dec. 31, 2020
Dec. 31, 2019
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]      
Weighted Average Number of Shares Outstanding, Basic 1,422,300 1,416,700 1,391,500
Weighted Average Number Diluted Shares Outstanding Adjustment 11,500 0 19,000
Weighted Average Number of Shares Outstanding, Diluted 1,433,800 1,416,700 1,410,600
Share-based Payment Arrangement, Option [Member]      
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]      
Antidilutive Securities Excluded from Computation of Earnings Per Share, Amount 3,000 6,000 0
5.50% MCPS, Series A [Member]      
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]      
Antidilutive Securities Excluded from Computation of Earnings Per Share, Amount 24,000 14,000  
Share-based Payment Arrangement [Member]      
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]      
Antidilutive Securities Excluded from Computation of Earnings Per Share, Amount   14,000