CONDENSED CONSOLIDATED STATEMENTS OF CASH FLOWS (Unaudited) - USD ($) $ in Millions	3 Months Ended
Mar. 31, 2017	Mar. 31, 2016
Cash Flows from Operating Activities:
Net loss	$ (38)	$ (94)
Adjustments to reconcile net loss to net cash provided by operating activities:
Depreciation, depletion and amortization	61	55
Deferred income taxes	(1)	(1)
Share-based compensation expense	14	5
Amortization of deferred debt issuance costs and discount on debt	3	3
Pension and postretirement healthcare benefit expense	2	2
Gain on extinguishment of debt	0	(4)
Other, net	7	15
Contributions to employee pension and postretirement plans	(5)	(4)
Changes in assets and liabilities:
(Increase) decrease in accounts receivable, net	(3)	26
(Increase) decrease in inventories, net	26	36
(Increase) decrease in prepaid and other assets	9	3
Increase (decrease) in accounts payable and accrued liabilities	(17)	(52)
Increase (decrease) in taxes payable	2	11
Cash provided by (used in) operating activities	60	1
Cash Flows from Investing Activities:
Capital expenditures	(32)	(33)
Proceeds on sale of assets	0	1
Cash provided by (used in) investing activities	(32)	(32)
Cash Flows from Financing Activities:
Repayments of debt	(4)	(19)
Dividends paid	(6)	(30)
Restricted stock and performance-based shares settled in cash for taxes	(2)	0
Cash provided by (used in) financing activities	(12)	(49)
Effects of exchange rate changes on cash and cash equivalents	1	3
Net increase (decrease) in cash and cash equivalents	17	(77)
Cash and cash equivalents at beginning of period	248	229
Cash and cash equivalents at end of period	$ 265	$ 152

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Amount of amortization expense attributable to debt discount (premium) and debt issuance costs.

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Amount of currency on hand as well as demand deposits with banks or financial institutions. Includes other kinds of accounts that have the general characteristics of demand deposits. Also includes short-term, highly liquid investments that are both readily convertible to known amounts of cash and so near their maturity that they present insignificant risk of changes in value because of changes in interest rates. Excludes cash and cash equivalents within disposal group and discontinued operation.

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Amount of cash inflow (outflow) of financing activities, excluding discontinued operations. Financing activity cash flows include obtaining resources from owners and providing them with a return on, and a return of, their investment; borrowing money and repaying amounts borrowed, or settling the obligation; and obtaining and paying for other resources obtained from creditors on long-term credit.

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Amount of cash inflow (outflow) of investing activities, excluding discontinued operations. Investing activity cash flows include making and collecting loans and acquiring and disposing of debt or equity instruments and property, plant, and equipment and other productive assets.

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Amount of cash inflow (outflow) from operating activities, excluding discontinued operations. Operating activity cash flows include transactions, adjustments, and changes in value not defined as investing or financing activities.

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Amount of income (expense) included in net income that results in no cash inflow (outflow), classified as other.

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Cash outflow in the form of capital distributions and dividends to common shareholders, preferred shareholders and noncontrolling interests.

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Amount of cash outflow to satisfy an employee's income tax withholding obligation as part of a net-share settlement of a share-based award.

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The cash outflow for purchases of and capital improvements on property, plant and equipment (capital expenditures), software, and other intangible assets.

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The amount of cash or cash equivalents contributed during the reporting period by the entity to fund its pension plans and its non-pension postretirement benefit plans.

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Aggregate cash proceeds received from a combination of transactions that are classified as investing activities in which assets, which may include one or more investments, are sold to third-party buyers. This element can be used by entities to aggregate proceeds from all asset sales that are classified as investing activities.

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