Stockholders' Equity (Tables)

6 Months Ended

Jun. 30, 2018

Stockholders' Equity Note [Abstract]

Schedule of Dividend Increases

The Company's Board of Directors approved increases in the Company's Common Stock cash dividend rates as follows:

	Increase	Quarterly Common Stock Cash Dividend	Annual Common Stock Cash Dividend	Effective Date
	(In percentages)	(In $ per share)
April 2017	28	0.46	1.84	May 2017
April 2018	17	0.54	2.16	May 2018

Schedule of Treasury Stock

	Six Months Ended June 30,				Total From February 2008 Through June 30, 2018
	2018		2017
Shares repurchased	888,383		3,412,858		40,667,402
Average purchase price per share	$	112.56	$	88.88	$	59.88
Shares repurchased (in $ millions)	$	100	$	303	$	2,435
Aggregate Board of Directors repurchase authorizations during the period (in $ millions)(1)	$	—	$	—	$	3,866

______________________________

⁽¹⁾  These authorizations give management discretion in determining the timing and conditions under which shares may be repurchased. This repurchase program began in February 2008 and does not have an expiration date.

Schedule of Components of Other Comprehensive Income (Loss), Net

	Three Months Ended June 30,
	2018					2017
	Gross Amount		Income Tax (Provision) Benefit	Net Amount		Gross Amount	Income Tax (Provision) Benefit	Net Amount
	(In $ millions)
Unrealized gain (loss) on marketable securities	—		—	—		1	—	1
Foreign currency translation	(72	)	6	(66	)	71	7	78
Gain (loss) on cash flow hedges	6		—	6		1	—	1
Pension and postretirement benefits	—		—	—		—	—	—
Total	(66	)	6	(60	)	73	7	80

	Six Months Ended June 30,
	2018					2017
	Gross Amount		Income Tax (Provision) Benefit	Net Amount		Gross Amount		Income Tax (Provision) Benefit	Net Amount
	(In $ millions)
Unrealized gain (loss) on marketable securities	—		—	—		1		—	1
Foreign currency translation	(27	)	10	(17	)	99		7	106
Gain (loss) on cash flow hedges	4		1	5		(1	)	—	(1	)
Pension and postretirement benefits	1		—	1		5		—	5
Total	(22	)	11	(11	)	104		7	111

Schedule of Adjustments to Accumulated Other Comprehensive Income (Loss), Net

Adjustments to Accumulated other comprehensive income (loss), net, are as follows:

	Foreign Currency Translation		Gain (Loss) on Cash Flow Hedges (Note 16)		Pension and Postretirement Benefits (Note 11)		Accumulated Other Comprehensive Income (Loss), Net
	(In $ millions)
As of December 31, 2017	(176	)	2		(3	)	(177	)
Other comprehensive income (loss) before reclassifications	(27	)	5		1		(21	)
Amounts reclassified from accumulated other comprehensive income (loss)	—		(1	)	—		(1	)
Income tax (provision) benefit	10		1		—		11
As of June 30, 2018	(193	)	7		(2	)	(188	)