Valuation and Qualifying Accounts Schedule II (Tables)

12 Months Ended

Dec. 31, 2012

Valuation and Qualifying Accounts Disclosure [Line Items]

Summary of Valuation Allowance [Table Text Block]

SCHEDULE II — VALUATION AND QUALIFYING ACCOUNTS



Description	Balance at Beginning of Period		Charged to Costs and Expenses			Deductions⁽¹⁾				Other				Balance at End of Period
	(Dollars in millions)
Year Ended December 31, 2012
Reserves deducted from asset accounts:
Advance royalty recoupment reserve	$	21.3	$	2.9		$	(9.0	)	⁽²⁾	$	0.1		⁽³⁾	$	15.3
Reserve for materials and supplies	6.5		13.7			(4.2		)		—				16.0
Allowance for doubtful accounts	17.0		(0.5		)	(0.7		)		(2.1		)	⁽⁴⁾	13.7
Tax valuation allowances	79.8		521.5			(77.0		)	⁽⁵⁾	957.5			⁽⁶⁾	1,481.8
Year Ended December 31, 2011
Reserves deducted from asset accounts:
Advance royalty recoupment reserve	$	19.9	$	1.8		$	(0.1	)		$	(0.3	)	⁽³⁾	$	21.3
Reserve for materials and supplies	6.2		3.7			(3.4		)		—				6.5
Allowance for doubtful accounts	30.3		(3.7		)	(0.4		)		(9.2		)	⁽⁴⁾	17.0
Tax valuation allowances	65.0		15.4			—				(0.6		)		79.8
Year Ended December 31, 2010
Reserves deducted from asset accounts:
Advance royalty recoupment reserve	$	17.2	$	1.9		$	(0.2	)		$	1.0		⁽³⁾	$	19.9
Reserve for materials and supplies	6.2		0.9			(0.9		)		—				6.2
Allowance for doubtful accounts	18.3		26.7			(6.9		)		(7.8		)	⁽⁴⁾	30.3
Tax valuation allowances	87.2		(28.7		)	—				6.5				65.0


⁽¹⁾	Reserves utilized, unless otherwise indicated.


⁽²⁾	Deductions to advance royalty recoupment reserve represents the termination of federal and state leases.


⁽³⁾	Balances transferred (to) from other accounts or reserves recorded as part of a property transaction or acquisition.


⁽⁴⁾	Represents subsequent recovery of receivable amounts previously reserved.


⁽⁵⁾	Deductions include write-off of loss carryforwards and reversal of related valuation allowances.


⁽⁶⁾	Includes changes to valuation allowances primarily related to deferred tax assets acquired in business combinations and initial deferred tax assets resulting from the newly created minerals resource rent tax in Australia.

Schedule of Valuation and Qualifying Accounts Disclosure [Text Block]

PEABODY ENERGY CORPORATION

SCHEDULE II — VALUATION AND QUALIFYING ACCOUNTS



Description	Balance at Beginning of Period		Charged to Costs and Expenses			Deductions⁽¹⁾				Other				Balance at End of Period
	(Dollars in millions)
Year Ended December 31, 2012
Reserves deducted from asset accounts:
Advance royalty recoupment reserve	$	21.3	$	2.9		$	(9.0	)	⁽²⁾	$	0.1		⁽³⁾	$	15.3
Reserve for materials and supplies	6.5		13.7			(4.2		)		—				16.0
Allowance for doubtful accounts	17.0		(0.5		)	(0.7		)		(2.1		)	⁽⁴⁾	13.7
Tax valuation allowances	79.8		521.5			(77.0		)	⁽⁵⁾	957.5			⁽⁶⁾	1,481.8
Year Ended December 31, 2011
Reserves deducted from asset accounts:
Advance royalty recoupment reserve	$	19.9	$	1.8		$	(0.1	)		$	(0.3	)	⁽³⁾	$	21.3
Reserve for materials and supplies	6.2		3.7			(3.4		)		—				6.5
Allowance for doubtful accounts	30.3		(3.7		)	(0.4		)		(9.2		)	⁽⁴⁾	17.0
Tax valuation allowances	65.0		15.4			—				(0.6		)		79.8
Year Ended December 31, 2010
Reserves deducted from asset accounts:
Advance royalty recoupment reserve	$	17.2	$	1.9		$	(0.2	)		$	1.0		⁽³⁾	$	19.9
Reserve for materials and supplies	6.2		0.9			(0.9		)		—				6.2
Allowance for doubtful accounts	18.3		26.7			(6.9		)		(7.8		)	⁽⁴⁾	30.3
Tax valuation allowances	87.2		(28.7		)	—				6.5				65.0


⁽¹⁾	Reserves utilized, unless otherwise indicated.


⁽²⁾	Deductions to advance royalty recoupment reserve represents the termination of federal and state leases.


⁽³⁾	Balances transferred (to) from other accounts or reserves recorded as part of a property transaction or acquisition.


⁽⁴⁾	Represents subsequent recovery of receivable amounts previously reserved.


⁽⁵⁾	Deductions include write-off of loss carryforwards and reversal of related valuation allowances.


⁽⁶⁾	Includes changes to valuation allowances primarily related to deferred tax assets acquired in business combinations and initial deferred tax assets resulting from the newly created minerals resource rent tax in Australia.

- Definition

Tabular disclosure of valuation allowances to reduce deferred tax assets to net realizable value, including identification of the deferred tax asset more likely than not will not be fully realized and the corresponding amount of the valuation allowance.

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