Contingencies and Legal Proceedings (Details) (USD $)	1 Months Ended		3 Months Ended	9 Months Ended
	Jan. 21, 2011	Oct. 29, 2010	Mar. 31, 2011	Dec. 31, 2012	Jul. 06, 2011	Sep. 30, 2010
Contingencies and Legal Proceedings (Textual) [Abstract]
Advance Notice Period days				30 days
Resolve claims			$ 9,000,000
Pre-tax charge to earnings			9,000,000
Cash payment into escrow					9,000,000
Settlement agreement providing for the payment		2,100,000
Fees and expenses	700,000
Accrued estimated liabilities						$ 2,800,000