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Accounts Receivable-Net (Tables)
3 Months Ended
Dec. 31, 2013
Accounts Receivable-Net  
Schedule of net accounts receivable

 

 

 

 

December 31,
2013

 

September 30,
2013

 

 

 

(in millions)

 

Billed

 

$

1,140.5

 

$

1,177.6

 

Unbilled

 

1,160.7

 

1,076.8

 

Contract retentions

 

183.9

 

174.3

 

Total accounts receivable—gross

 

2,485.1

 

2,428.7

 

Allowance for doubtful accounts

 

(75.1

)

(86.4

)

Total accounts receivable—net

 

$

2,410.0

 

$

2,342.3