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Unaudited Condensed Consolidated Statements of Cash Flows - USD ($) | 6 Months Ended
--- | ---
Jun. 30, 2020 | Jun. 30, 2019
Cash Flows From Operating Activities |  |
Net (loss) income | $ (1,679,100,000) | $ 169,400,000
Loss from discontinued operations, net of income taxes | 4,500,000 | 6,800,000
(Loss) income from continuing operations, net of income taxes | (1,674,600,000) | 176,200,000
Adjustments to reconcile (loss) income from continuing operations, net of income taxes to net cash (used in) provided by operating activities: |  |
Depreciation, depletion and amortization | 194,300,000 | 337,900,000
Noncash interest expense, net | 8,000,000.0 | 11,100,000
Deferred income taxes | (500,000) | (300,000)
Noncash share-based compensation | 6,100,000 | 21,600,000
Asset impairment | 1,418,100,000 | 0
Net gain on disposals | (7,900,000) | (1,700,000)
Loss (income) from equity affiliates | 15,100,000 | (13,200,000)
Provision for North Goonyella equipment loss | 0 | 24,700,000
Foreign currency option contracts | (1,300,000) | 2,400,000
Changes in current assets and liabilities: |  |
Accounts receivable | 138,100,000 | 20,800,000
Inventories | 29,900,000 | (42,500,000)
Other current assets | (13,300,000) | (32,000,000.0)
Accounts payable and accrued expenses | (133,900,000) | (52,700,000)
Asset retirement obligations | 6,900,000 | 9,300,000
Workers’ compensation obligations | (500,000) | 900,000
Postretirement benefit obligations | (14,800,000) | (31,200,000)
Pension obligations | 200,000 | (17,900,000)
Other, net | (2,600,000) | (14,800,000)
Net cash (used in) provided by continuing operations | (32,700,000) | 398,600,000
Net cash used in discontinued operations | (20,400,000) | (21,600,000)
Net cash (used in) provided by operating activities | (53,100,000) | 377,000,000.0
Cash Flows From Investing Activities |  |
Additions to property, plant, equipment and mine development | (85,800,000) | (96,800,000)
Changes in accrued expenses related to capital expenditures | (14,300,000) | 200,000
Proceeds from Insurance Settlement, Investing Activities | 0 | 23,200,000
Proceeds from disposal of assets, net of receivables | 12,000,000.0 | 15,800,000
Amount attributable to acquisition of Shoal Creek Mine | 0 | (2,400,000)
Contributions to joint ventures | (192,000,000.0) | (219,600,000)
Distributions from joint ventures | 188,200,000 | 205,500,000
Advances to related parties | (23,100,000) | (4,500,000)
Cash receipts from Middlemount Coal Pty Ltd | 0 | 14,700,000
Other, net | (600,000) | (100,000)
Net cash used in investing activities | (115,600,000) | (64,000,000.0)
Cash Flows From Financing Activities |  |
Proceeds from (Repayments of) Other Long-term Debt | 300,000,000.0 | 0
Repayments of long-term debt | (9,900,000) | (17,500,000)
Payments of Debt Issuance Costs | 0 | (800,000)
Common stock repurchases | 0 | (156,000,000.0)
Repurchase of employee common stock relinquished for tax withholding | (1,600,000) | (12,300,000)
Dividends paid | 0 | (229,300,000)
Distributions to noncontrolling interests | (3,500,000) | (14,400,000)
Net cash used in financing activities | 285,000,000.0 | (430,300,000)
Net change in cash, cash equivalents and restricted cash | 116,300,000 | (117,300,000)
Cash, cash equivalents and restricted cash at beginning of period | 732,200,000 | 1,017,400,000
Cash, cash equivalents and restricted cash at end of period | $ 848,500,000 | $ 900,100,000

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- Definition Amount of cash inflow (outflow) from operating activities, including discontinued operations. Operating activity cash flows include transactions, adjustments, and changes in value not defined as investing or financing activities. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 25 -URI http://asc.fasb.org/extlink&oid=118932676&loc=d3e3536-108585 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 24 -URI http://asc.fasb.org/extlink&oid=118932676&loc=d3e3521-108585 Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 28 -URI http://asc.fasb.org/extlink&oid=118932676&loc=d3e3602-108585 + Details
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- Definition 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. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 24 -URI http://asc.fasb.org/extlink&oid=118932676&loc=d3e3521-108585 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 25 -URI http://asc.fasb.org/extlink&oid=118932676&loc=d3e3536-108585 Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 28 -URI http://asc.fasb.org/extlink&oid=118932676&loc=d3e3602-108585 + Details
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- Definition Amount of income (expense) included in net income that results in no cash inflow (outflow), classified as other. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 28 -URI http://asc.fasb.org/extlink&oid=118932676&loc=d3e3602-108585 + Details
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- Definition Amount of cash (inflow) outflow from investing activities classified as other. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 235 -SubTopic 10 -Section S99 -Paragraph 3 -Subparagraph (SX 210.12-04(a)) -URI http://asc.fasb.org/extlink&oid=26873400&loc=d3e24072-122690 Reference 2: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 13 -URI http://asc.fasb.org/extlink&oid=118932676&loc=d3e3213-108585 Reference 3: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 12 -URI http://asc.fasb.org/extlink&oid=118932676&loc=d3e3179-108585 + Details
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- Definition The cash outflow to reacquire common stock during the period. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 15 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=118932676&loc=d3e3291-108585 + Details
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- Definition The cash outflow paid to third parties in connection with debt origination, which will be amortized over the remaining maturity period of the associated long-term debt. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 15 -Subparagraph (e) -URI http://asc.fasb.org/extlink&oid=118932676&loc=d3e3291-108585 + Details
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- Definition Amount of cash outflow in the form of ordinary dividends to common shareholders of the parent entity. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 15 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=118932676&loc=d3e3291-108585 + Details
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- Definition The cash outflow associated with the acquisition of a business, net of the cash acquired from the purchase. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 13 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=118932676&loc=d3e3213-108585 + Details
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- Definition Amount of cash inflow for proceeds from settlement of insurance claim, classified as investing activities. Excludes insurance settlement classified as operating activities. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 21B -URI http://asc.fasb.org/extlink&oid=118932676&loc=SL94080549-108585 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 12 -URI http://asc.fasb.org/extlink&oid=118932676&loc=d3e3179-108585 + Details
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- Definition Amount of cash inflow (outflow) from other long-term debt. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 235 -SubTopic 10 -Section S99 -Paragraph 3 -Subparagraph (SX 210.12-04(a)) -URI http://asc.fasb.org/extlink&oid=26873400&loc=d3e24072-122690 + Details
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- Definition The cash inflow from the sale of long-lived, physical assets that are used in the normal conduct of business to produce goods and services and not intended for resale. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 12 -Subparagraph (c) -URI http://asc.fasb.org/extlink&oid=118932676&loc=d3e3179-108585 + Details
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- Definition Amount of cash outflow for debt, mandatory redeemable security, and principal payment for finance lease obligation. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 15 -Subparagraph (a),(b) -URI http://asc.fasb.org/extlink&oid=118932676&loc=d3e3291-108585 + Details
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- Definition Amount of noncash expense for share-based payment arrangement. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 28 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=118932676&loc=d3e3602-108585 + Details
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