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CASH AND EQUIVALENTS AND MARKETABLE SECURITIES (Tables)
 9 Months Ended
Sep. 28, 2013
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 28, 2013 and December 29, 2012:
 
Amortized Cost

Unrealized Gains

Unrealized Losses

Fair Value
 
2013

2012

2013

2012

2013

2012

2013

2012
U.S. government and agency backed securities
$
71,496,967


$
38,074,136


$
—


$
508,820


$
(519,660
)

$
—


$
70,977,307


$
38,582,956

Corporate debt and certificates of deposit
26,594,161


27,031,866


—


—


(114,058
)

(264,860
)

26,480,103


26,767,006

Total
$
98,091,128

 
$
65,106,002

 
$
—

 
$
508,820

 
$
(633,718
)
 
$
(264,860
)
 
$
97,457,410

 
$
65,349,962
Marketable Debt Securities
The contractual maturity of the Company’s marketable debt securities is as follows at September 28, 2013:
 
Less than
One year
 
One to
Five years
 
Greater than
Five years
 
Total
U.S. government and agency backed securities
$
11,706,953

 
$
47,301,186

 
$
11,969,168

 
$
70,977,307

Corporate debt and certificates of deposit
21,600,623

 
3,886,980

 
992,500

 
26,480,103

Total
$
33,307,576

 
$
51,188,166

 
$
12,961,668

 
$
97,457,410