- Contingencies (Details)	1 Months Ended		3 Months Ended
	Jan. 31, 2012	Jan. 31, 2009 Amendments	Jun. 30, 2015 Company
Contingencies (Textual) [Abstract]
Companies named as Potentially Responsible Parties (more than) | Company			100
Amendments approved to consent decree		2
Percent of contribution to the total waste	0.50%