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EXCEL - IDEA: XBRL DOCUMENT - MPLX LPFinancial_Report.xls
10-Q - 10-Q - MPLX LPd431387d10q.htm
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v2.4.0.6
Fair Value Measurements (Tables)
9 Months Ended
Sep. 30, 2012
Summary of Reconciliation of the Net Beginning and Ending Balances Recorded for Net Assets Classified as Level 3

The following is a reconciliation of the net beginning and ending balances recorded for net assets classified as Level 3 in the fair value hierarchy during the three and nine months ended September 30, 2011. There were no assets classified as Level 3 in the fair value hierarchy during the three and nine months ended September 30, 2012.

 

(In millions)

   Three Months
Ended
September 30,
2011
     Nine Months
Ended
September 30,
2011
 

Beginning balance

   $ —         $ 51.1   

Purchases of PFD Preferred Stock(a)

     —           260.6   

Redemptions of PFD Preferred Stock(a)

     —           (311.7
  

 

 

    

 

 

 

Ending balance

   $ —         $ —     
  

 

 

    

 

 

 

 

(a) 

For information on PFD Preferred Stock, see Note 4. The fair value of our PFD Preferred Stock investment was measured using an income approach since the securities were not publicly traded; therefore, they were classified as Level 3 in the fair value hierarchy.