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CASH AND EQUIVALENTS AND MARKETABLE SECURITIES (Tables)
 6 Months Ended
Jun. 29, 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 June 29, 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
$
74,515,552


$
38,074,136


$
—


$
508,820


$
(533,308
)

$
—


$
73,982,244


$
38,582,956

Corporate debt and certificates of deposit
23,796,063


27,031,866


—


—


(194,147
)

(264,860
)

23,601,916


26,767,006

Total
$
98,311,615

 
$
65,106,002

 
$
—

 
$
508,820

 
$
(727,455
)
 
$
(264,860
)
 
$
97,584,160

 
$
65,349,962
Marketable Debt Securities
The contractual maturity of the Company’s marketable debt securities is as follows at June 29, 2013:
 
Less than
One year
 
One to
Five years
 
Greater than
Five years
 
Total
U.S. government and agency backed securities
$
13,998,600

 
$
47,956,612

 
$
12,027,032

 
$
73,982,244

Corporate debt and certificates of deposit
18,803,291

 
3,827,375

 
971,250

 
23,601,916

Total
$
32,801,891

 
$
51,783,987

 
$
12,998,282

 
$
97,584,160