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SCHEDULE II-VALUATION AND QUALIFYING ACCOUNTS AND RESERVES
12 Months Ended
Sep. 29, 2013
SCHEDULE II-VALUATION AND QUALIFYING ACCOUNTS AND RESERVES  
SCHEDULE II-VALUATION AND QUALIFYING ACCOUNTS AND RESERVES

TETRA TECH, INC.
SCHEDULE II – VALUATION AND QUALIFYING ACCOUNTS AND RESERVES

For the Fiscal Years Ended
October 2, 2011, September 30, 2012 and September 29, 2013
(in thousands)

 
  Balance at
Beginning of
Period
  Additions
(Charged to
Costs, Expenses
and Revenue)
  Deductions (1)   Other (2)   Balance at
End of Period
 
Allowance for doubtful accounts:    
   
   
   
   
 

Fiscal 2011

 
$

32,926
 
$

3,733
 
$

(6,478

)

$

2,063
 
$

32,244
 

Fiscal 2012

   
32,244
   
4,768
   
(2,356

)
 
896
   
35,552
 

Fiscal 2013

   
35,552
   
13,818
   
(4,452

)
 
(295

)
 
44,623
 

Income tax valuation allowance:

 

 


 

 


 

 


 

 


 

 


 

Fiscal 2011

 
$

5,526
 
$

 –
 
$

-
 
$

(5,526

)

$

 –
 

Fiscal 2012

   
   
2,512
   
   
-
   
2,512
 

Fiscal 2013

   
2,512
   
4,947
   
   
   
7,459
 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 
(1)
Primarily represents uncollectible accounts written off, net of recoveries.
(2)
Includes allowances from new business acquisitions, loss in foreign jurisdictions and currency adjustments, and represents valuation allowance adjustments related to net operating loss carry-forwards.