Consolidated Statements of Earnings (Unaudited) - USD ($) $ in Millions	3 Months Ended		9 Months Ended
	Sep. 30, 2021	Sep. 30, 2020	Sep. 30, 2021	Sep. 30, 2020
Revenues:
Total revenues	$ 720	$ 719	$ 2,059	$ 1,952
Cost of revenues:
Total cost of revenues	(589)	(597)	(1,665)	(1,615)
Gross profit	131	122	394	337
General and administrative expenses	(73)	(72)	(225)	(214)
Amortization of intangibles	(3)	(3)	(7)	(7)
Other operating expenses, net	(2)	(10)	(7)	(14)
Operating earnings	53	37	155	102
Interest expense	(9)	(17)	(27)	(49)
Other, net	(1)	(1)	(1)	(4)
Earnings before taxes	43	19	127	49
Income tax provision	8	4	31	11
Net earnings	$ 35	$ 15	$ 96	$ 38
Net earnings per share from common stock:
Basic earnings per share (in dollars per share)	$ 0.24	$ 0.10	$ 0.66	$ 0.26
Diluted earnings per share (in dollars per share)	$ 0.24	$ 0.10	$ 0.66	$ 0.26
Products
Revenues:
Total revenues	$ 606	$ 602	$ 1,738	$ 1,663
Cost of revenues:
Total cost of revenues	(495)	(514)	(1,425)	(1,410)
Services
Revenues:
Total revenues	114	117	321	289
Cost of revenues:
Total cost of revenues	$ (94)	$ (83)	$ (240)	$ (205)