Unaudited Condensed Consolidated Statements of Operations - USD ($) $ in Millions	3 Months Ended
	Mar. 31, 2020	Mar. 31, 2019
Revenues
Revenues	$ 846.2	$ 1,250.6
Costs and expenses
Operating costs and expenses (exclusive of items shown separately below)	779.5	948.2
Depreciation, depletion and amortization	106.0	172.5
Asset retirement obligation expenses	17.6	13.8
Selling and administrative expenses	24.9	36.7
Restructuring Charges	6.5	0.2
Transaction costs related to joint ventures	4.2	0.0
Other operating (income) loss:
Net gain on disposals	(8.1)	(1.5)
Provision for North Goonyella equipment loss	0.0	24.7
North Goonyella insurance recovery	0.0	(125.0)
Loss (income) from equity affiliates	9.1	(3.5)
Operating (loss) profit	(93.5)	184.5
Interest expense	33.1	35.8
Interest income	(3.1)	(8.3)
Net periodic benefit costs, excluding service cost	2.8	4.9
(Loss) income from continuing operations before income taxes	(126.3)	152.1
Income tax provision	3.0	18.8
(Loss) income from continuing operations, net of income taxes	(129.3)	133.3
Loss from discontinued operations, net of income taxes	(2.2)	(3.4)
Net (loss) income	(131.5)	129.9
Less: Net (loss) income attributable to noncontrolling interests	(1.8)	5.7
Net (loss) income attributable to common stockholders	$ (129.7)	$ 124.2
(Loss) income from continuing operations:
Basic (loss) income per share (in dollars per share)	$ (1.31)	$ 1.18
Diluted (loss) income per share (in dollars per share)	(1.31)	1.15
Net (loss) income attributable to common stockholders:
Basic (loss) income per share (in dollars per share)	(1.33)	1.14
Diluted (loss) income per share (in dollars per share)	$ (1.33)	$ 1.12