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Contingencies (Tables)
 9 Months Ended
Jan. 01, 2012
Contingencies  
Summary of the amounts recorded for environmental remediation

 

 

 

 

January 1, 2012

 

March 31, 2011

 

 

 

Liability

 

Receivable

 

Liability

 

Receivable

 

Amounts (payable) receivable

 

$

(61,565

)

$

35,609

 

$

(59,869

)

$

34,337

 

Unamortized discount

 

2,854

 

(1,465

)

7,983

 

(3,862

)

Present value amounts (payable) receivable

 

$

(58,711

)

$

34,144

 

$

(51,886

)

$

30,475