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Accounts Receivable (Tables)
3 Months Ended
Sep. 30, 2011
Notes to Financial Statements [Abstract] 
Accounts Receivable Schedule
Accounts receivable consists of the following (amounts in thousands):

 
September 30, 2011
 
March 31, 2011
Trade accounts receivable
$
143,633

 
$
181,840

Other
1,522

 
2,200

 
145,155

 
184,040

Less allowance for doubtful accounts
2,746

 
2,838

 
$
142,409

 
$
181,202