Quarterly report pursuant to Section 13 or 15(d)

Non-Cash Activities (Details)

v2.4.0.8
Non-Cash Activities (Details) (USD $)
In Millions, unless otherwise specified
3 Months Ended
Sep. 30, 2013
Dec. 31, 2012
Sep. 30, 2013
Deer Park [Member]
Business Acquisition [Line Items]      
Noncash or Part Noncash Acquisition, Debt Assumed     $ 237.9
Noncash or Part Noncash Acquisition, Noncash Financial or Equity Instrument Consideration, Shares Issued     14.0
Noncash or Partial Noncash Acquistion, Increase in Assets Related to Step Acquisition     27.9
Noncash or Partial Noncash Acquistion, Increase in Assets Related to the Fair Market Valuation of Previously Held Interest     26.0
Expenditures included in construction trade payables $ 5.3 $ 10.5