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Income Taxes (Tables)
12 Months Ended
Sep. 30, 2012
Income Taxes  
Schedule of income before income taxes, by geographical area

 

 

 
  Fiscal Year Ended  
 
  September 30,
2012
  October 2,
2011
  October 3,
2010
 
 
  (in thousands)
 
  
   
   
   
 

Income before income taxes:

                   

United States

  $ 141,035   $ 126,912   $ 119,729  

Foreign

    19,761     13,580     3,358  
               

Total income before income taxes

  $ 160,796   $ 140,492   $ 123,087  
               
Schedule of components of income tax expense

 

 

 
  Fiscal Year Ended  
 
  September 30,
2012
  October 2,
2011
  October 3,
2010
 
 
  (in thousands)
 
  
   
   
   
 

Current:

                   

Federal

  $ 46,058   $ 30,246   $ 28,538  

State

    6,949     5,948     5,489  

Foreign

    8,569     9,596     600  
               

Total current income tax expense

    61,576     45,790     34,627  
               

Deferred:

                   

Federal

    (200 )   6,755     9,978  

State

    (622 )   1,069     1,951  

Foreign

    (4,690 )   (6,104 )   (288 )
               

Total deferred income tax expense (benefit)

    (5,512 )   1,720     11,641  
               

Total income tax expense

 
$

56,064
 
$

47,510
 
$

46,268
 
               
Schedule of difference in total income tax expense from the amount computed by applying the U.S. federal statutory rate to pre-tax income

 

 

 
  Fiscal Year Ended  
 
  September 30,
2012
  October 2,
2011
  October 3,
2010
 
 
  ($ in thousands)
 
  
   
   
   
   
   
   
 

Tax at federal statutory rate

  $ 56,278     35.0 % $ 49,172     35.0 % $ 43,080     35.0 %

State taxes, net of federal benefit

    4,932     3.1     4,376     3.1     4,787     3.9  

R&E credits

    (360 )   (0.2 )   (1,689 )   (1.2 )   (400 )   (0.3 )

Domestic production deduction

    (774 )   (0.5 )   (770 )   (0.6 )   (714 )   (0.6 )

Tax differential on foreign earnings

    (4,444 )   (2.8 )   (4,140 )   (3.0 )   (863 )   (0.7 )

Contingent consideration adjustments

    (1,552 )   (1.0 )                

Valuation allowance

    2,512     1.6             786     0.6  

Other

    (528 )   (0.3 )   561     0.5     (408 )   (0.3 )
                           

Total income tax expense

  $ 56,064     34.9 % $ 47,510     33.8 % $ 46,268     37.6 %
                           
Schedule of temporary differences comprising the net deferred income tax liability

 

 

 
  Fiscal Year Ended  
 
  September 30,
2012
  October 2,
2011
 
 
  (in thousands)
 
  
   
   
 

Deferred Tax Asset:

             

State taxes

  $ 975   $ 765  

Reserves and contingent liabilities

    4,689     5,271  

Allowance for doubtful accounts

    2,039     5,876  

Accrued liabilities

    13,298     16,974  

Stock-based compensation

    10,980     10,057  

Loss carry-forwards

    2,926     388  

Valuation allowance on loss carry-forwards

    (2,512 )    
           

Total deferred tax asset

    32,395     39,331  
           

Deferred Tax Liability:

             

Unbilled revenue

    (45,417 )   (47,858 )

Prepaid expense

    (2,251 )   (3,950 )

Intangibles

    (21,695 )   (26,128 )

Cash-to-accrual adjustments

        (262 )

Property and equipment

    (8,109 )   (9,397 )
           

Total deferred tax liability

    (77,472 )   (87,595 )
           

Net deferred tax liability

 
$

(45,077

)

$

(48,264

)
           
Reconciliation of the beginning and ending amounts of unrecognized tax benefits

 

 

 
  Fiscal Year Ended  
 
  September 30,
2012
  October 2,
2011
  October 3,
2010
 
 
  (in thousands)
 
  
   
   
   
 

Beginning balance

  $ 25,940   $ 21,806   $ 20,530  

Additions for current year tax positions

    6,273     8,007     6,895  

Additions for prior year tax positions

    19     2,554     2,720  

Reductions for prior year tax positions

    (8,072 )   (6,315 )   (5,093 )

Settlements

    (68 )   (112 )   (3,246 )
               

Ending balance

  $ 24,092   $ 25,940   $ 21,806