Environmental and Legal Contingencies (Tables)

6 Months Ended

Jun. 30, 2015

Commitments and Contingencies Disclosure [Abstract]

Schedule of Accrual of Liabilities Related to Environmental Loss Contingencies

Liabilities recorded on the Company’s Condensed Consolidated Balance Sheets for such estimated probable costs relating to environmental matters are presented below:

	June 30, 2015		December 31, 2014
Accrued liabilities	$	10.4	$	17.6
Other non-current liabilities	34.3		32.7

Schedule of Information on Pending Asbestos Cases

Information on asbestos cases pending at June 30, 2015, is presented below:

	Asbestos Cases Pending at
	June 30, 2015
Cases with specific dollar claims for damages:
Claims up to $0.2	111
Claims above $0.2 to $5.0	6
Claims above $5.0 to $15.0	2
Claims above $15.0 to $20.0	2
Claims above $20.0 to $30.5	1
Total claims with specific dollar claims for damages (a)	122
Cases without a specific dollar claim for damages	267
Total asbestos cases pending	389

(a) Involve a total of 2,322 plaintiffs and 16,337 defendants

Schedule of Number of New Asbestos Claims Filed, Number of Pending Asbestos Claims Disposed, And Amount Paid in Settlements

Set forth below is a chart showing the number of new claims filed (accounted for as described above), the number of pending claims disposed of (i.e., settled or otherwise dismissed), and the approximate net amount of dollars paid on behalf of AK Steel in settlement of asbestos-related claims in the three and six months ended June 30, 2015 and 2014.

	Three Months Ended				Six Months Ended
	June 30,				June 30,
	2015		2014		2015		2014
New Claims Filed	8		11		24		24
Pending Claims Disposed Of	15		14		32		28
Total Amount Paid in Settlements	$	0.3	$	0.2	$	0.4	$	0.5