Shareholders' Equity (Tables)

3 Months Ended

Mar. 31, 2018

Accumulated Foreign Currency Adjustment Attributable to Parent [Member]

Accumulated Other Comprehensive Income (Loss)

	Three months ended
	March 31,
	2018		2017
Beginning balance	$	(529)	$	(1,275)
Other comprehensive income (2)		260		434
Equity method affiliates (3)		4		16
Net current-period other comprehensive income		264		450
Ending balance	$	(265)	$	(825)

(1) All amounts are after tax.  Amounts in parentheses indicate debits to accumulated other comprehensive loss.

(2) For the three months ended March 31, 2018 and 2017, amounts are net of tax expense of $10 million and $57 million, respectively.

Tax effects are not significant