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CASH AND EQUIVALENTS AND MARKETABLE SECURITIES (Tables)
 9 Months Ended
Sep. 29, 2012
Cash and Equivalents and Marketable Securities Disclosure [Abstract]  
Cash Cash Equivalents and Marketable Securities Table
Investments in available-for-sale marketable debt securities are as follows at September 29, 2012 and December 31, 2011:
 
Amortized Cost

Unrealized Gains

Unrealized Losses

Fair Value
 
2012

2011

2012

2011

2012

2011

2012

2011
U.S. government and agency backed securities
$
38,104,940


$
31,480,482


$
580,067


$
665,171


$
—


$
—


$
38,685,007


$
32,145,653

Corporate debt and certificates of deposit
30,995,263


30,879,717


—


—


(406,274
)

(701,983
)

30,588,989


30,177,734

Total
$
69,100,203

 
$
62,360,199

 
$
580,067

 
$
665,171

 
$
(406,274
)
 
$
(701,983
)
 
$
69,273,996

 
$
62,323,387
Marketable Debt Securities
The contractual maturity of the Company’s marketable debt securities is as follows at September 29, 2012:
 
Less than
One year
 
One to
Five years
 
Greater than
Five years
 
Total
U.S. government and agency backed securities
$
11,039,060

 
$
21,216,761

 
$
6,429,186

 
$
38,685,007

Corporate debt and certificates of deposit
20,550,637

 
9,137,102

 
901,250

 
30,588,989

Total
$
31,589,697

 
$
30,353,863

 
$
7,330,436

 
$
69,273,996