CONSOLIDATED STATEMENT OF COMPREHENSIVE INCOME - USD ($) $ in Millions	3 Months Ended
	Mar. 31, 2017	Mar. 31, 2016
Net earnings	$ 157	$ 81
Other comprehensive income (loss):
Foreign currency translation adjustments	2	41
Actuarial gains, net of tax expense of $26 and $8	29	10
Prior service costs, net of tax expense of $0 and $1	(1)	(2)
Unrealized gains on available-for-sale securities	1	0
Total other comprehensive income	31	49
Total comprehensive income	$ 188	$ 130