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Borrowing Arrangements
9 Months Ended
Jun. 29, 2012
Debt Disclosure [Abstract]  
BORROWING ARRANGEMENTS
BORROWING ARRANGEMENTS
        
On March 2, 2007, the Company issued $200.0 million aggregate principal amount of convertible subordinated notes ("2007 Convertible Notes"). The offering contained two tranches. The first tranche consisted of $100.0 million of 1.25% convertible subordinated notes due March 2010 (the "1.25% Notes") which have been retired. The second tranche consisted of $100.0 million aggregate principal amount of 1.50% convertible subordinated notes due March 2012 (the "1.50% Notes"). During the nine months ended June 29, 2012, the Company redeemed and retired the remaining $26.7 million of aggregate principal amount of the 1.50% Notes, paying a cash premium of $21.4 million which was accounted for as a reacquisition of equity instruments in accordance with ASC 470-20 - Debt, Debt with Conversions and Other Options.

The following tables provide additional information about the Company's 2007 Convertible Notes (in thousands):
 
As of
 
June 29,
2012
 
September 30,
2011
Equity component of the convertible notes outstanding
$

 
$
6,061

Principal amount of the convertible notes
$

 
$
26,677

Unamortized discount of the liability component
$

 
$
588

Net carrying amount of the liability component
$

 
$
26,089



 
Three-months Ended
 
Nine-months Ended
 
June 29,
2012
 
July 1,
2011
 
June 29,
2012
 
July 1,
2011
Effective interest rate on the liability component

 
6.86
%
 
6.86
%
 
6.86
%
Cash interest expense recognized (contractual interest)
$

 
$
100

 
$
105

 
$
300

Effective interest expense recognized
$

 
$
339

 
$
428

 
$
1,000