Condensed Consolidated Balance Sheets - USD ($) $ in Millions	Sep. 30, 2016	Dec. 31, 2015
Current assets
Cash and cash equivalents	$ 1,167.8	$ 261.3
Restricted Cash and Investments, Current	24.2	0.0
Accounts receivable, net of allowance for doubtful accounts of $14.2 at September 30, 2016 and $6.6 at December 31, 2015	351.9	228.8
Inventories	259.6	307.8
Assets from coal trading activities, net	19.9	23.5
Deferred income taxes	53.5	53.5
Other current assets	368.9	447.6
Total current assets	2,245.8	1,322.5
Property, Plant and Equipment, Net	9,215.5	9,258.5
Deferred Tax Assets, Net of Valuation Allowance, Noncurrent	2.3	2.2
Investments and other assets	771.6	363.7
Total assets	12,235.2	10,946.9
Current liabilities
Current portion of long-term debt	493.1	5,874.9
Liabilities from coal trading activities, net	19.5	15.6
Accounts payable and accrued expenses	835.9	1,446.3
Total current liabilities	1,348.5	7,336.8
Long-term debt, less current portion	0.0	366.3
Deferred income taxes	107.6	69.1
Asset retirement obligations	703.4	686.6
Accrued postretirement benefit costs	715.4	722.9
Other noncurrent liabilities	504.8	846.7
Total liabilities not subject to compromise	3,379.7	10,028.4
Liabilities subject to compromise	8,331.6	0.0
Total liabilities	11,711.3	10,028.4
Stockholders' equity
Additional paid-in capital	2,418.5	2,410.7
Treasury stock, at cost — 0.8 shares as of September 30, 2016 and December 31, 2015	(371.8)	(371.7)
Accumulated deficit	(1,039.5)	(503.4)
Accumulated other comprehensive loss	(486.7)	(618.9)
Peabody Energy Corporation stockholders' equity	520.7	916.9
Noncontrolling interests	3.2	1.6
Total stockholders' equity	523.9	918.5
Total liabilities and stockholders' equity	12,235.2	10,946.9
Preferred Stock [Member]
Stockholders' equity
Preferred Stock	0.0	0.0
Perpetual Preferred Stock [Member]
Stockholders' equity
Preferred Stock	0.0	0.0
Series Common Stock [Member]
Stockholders' equity
Common Stock	0.0	0.0
Common Stock [Member]
Stockholders' equity
Common Stock	$ 0.2	$ 0.2