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Accounts Receivable
 9 Months Ended
Sep. 30, 2012
Accounts Receivable, Net [Abstract]  
Accounts Receivable
Accounts Receivable

Accounts receivable, excluding receivables from affiliates, consisted of the following:
 
December 31,
2011
 
September 30,
2012
 
Predecessor
 
 
 
(in thousands)
Accounts receivable, trade
$
30,963

 
$
16,962

Receivable from state reimbursement funds
61

 
—

Other receivables
903

 
202

Allowance for uncollectible accounts, trade
(153
)
 
—

Allowance for uncollectible accounts, environmental
(14
)
 
—

Accounts receivable, net
$
31,760

 
$
17,164


Accounts receivable from affiliates are $106.6 million and $21.0 million as of December 31, 2011 and September 30, 2012, respectively. For additional information regarding our affiliated receivables, see Note 15.