CONDENSED CONSOLIDATED BALANCE SHEETS (Unaudited) (Parenthetical) - USD ($) $ in Millions	Jun. 30, 2018		Dec. 31, 2017
Cash and cash equivalents	$ 814		$ 390
Accounts receivable—trade, net	968		328
Accounts receivable—other	130		42
Contracts in progress	918	[1]	621
Other current assets	190		36
Accounts payable	906		279
Advance billings on contracts	1,227	[1]	32
Accrued liabilities, current	$ 1,442		$ 337
Common stock, par value	$ 1.00		$ 1.00
Common stock, shares authorized	255,000,000		255,000,000
Common stock, shares issued	183,000,000		98,000,000
Treasury stock, shares	3,000,000		3,000,000
Variable Interest Entities ("VIEs") [Member]
Cash and cash equivalents	$ 140		$ 0
Accounts receivable—trade, net	29		0
Accounts receivable—other	52		0
Contracts in progress	213		0
Other current assets	22		0
Accounts payable	354		0
Advance billings on contracts	66		0
Accrued liabilities, current	$ 94		$ 0

[1] Costs incurred in excess of costs recognized (assets) and costs recognized in excess of costs incurred (liabilities) resulted from the exclusion of certain costs when measuring progress toward completion under the cost-to-cost method, prior to our adoption of ASC Topic 606. These remaining amounts will be recognized in Cost of operations as the underlying projects progress.