Consolidated Statements of Cash Flows (Unaudited) - USD ($) $ in Millions	9 Months Ended
	Sep. 30, 2021	Sep. 30, 2020
Operating activities
Net earnings	$ 96	$ 38
Adjustments to reconcile net earnings to net cash used in operating activities:
Depreciation and amortization	44	40
Deferred income taxes	33	8
Other	(1)	(9)
Changes in assets and liabilities:
Accounts receivable	6	(37)
Contract assets	(116)	(59)
Inventories	32	(32)
Prepaid expenses	8	(11)
Other current assets	15	2
Other noncurrent assets	19	1
Defined benefit obligations	(12)	(2)
Other current liabilities	(7)	(1)
Other noncurrent liabilities	(18)	14
Accounts payable	(193)	(176)
Contract liabilities	(17)	(6)
Net cash used in operating activities	(111)	(230)
Investing activities
Capital expenditures	(42)	(37)
Business acquisitions, net of cash acquired	(14)	0
Proceeds from sales of assets	0	2
Repayments received (net of advances) on related party note receivable	115	100
Investment in unconsolidated affiliate	(1)	(3)
Net cash provided by investing activities	58	62
Financing activities
Net decrease in third party borrowings (maturities of 90 days or less)	(4)	(6)
Repayment of related party debt	(725)	(737)
Borrowings from related parties	800	924
Other	(1)	0
Net cash provided by financing activities	70	181
Effect of exchange rate changes on cash and cash equivalents	0	(1)
Net change in cash and cash equivalents	17	12
Cash and cash equivalents at beginning of year	61	86
Cash and cash equivalents at end of period	$ 78	$ 98