Capital Stock (Details Textual) - USD ($) $ / shares in Units, shares in Thousands, $ in Millions	12 Months Ended
	Dec. 31, 2022	Dec. 31, 2021	Dec. 31, 2020	Aug. 24, 2015
Class of Stock [Line Items]
Common Stock, shares authorized	750,000	750,000
Common Stock, par value (in dollars per share)	$ 0.01	$ 0.01
Dividends declared per share (in usd per share)	$ 1.20	$ 1.12	$ 1.04
Shares repurchased	576	678	772
Shares repurchased, value	$ 52	$ 68
2015 Stock Repurchase Program
Class of Stock [Line Items]
Authorized amount				$ 500
Shares repurchased	500	600
Shares repurchased, value	$ 46	$ 60
Remaining authorized repurchase amount	$ 182
Settlement of Employee Tax Withholding Obligations
Class of Stock [Line Items]
Shares repurchased	100	100
Shares repurchased, value	$ 6	$ 8