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Valuation And Qualifying Accounts
 12 Months Ended
Dec. 31, 2014
Valuation And Qualifying Accounts [Abstract]  
Valuation And Qualifying Accounts

SCHEDULE II

VALUATION AND QUALIFYING ACCOUNTS

FOR THE YEARS ENDED DECEMBER 31, 2014, 2013, AND 2012

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

  

 

 

  

Additions

 

  

 

 

 

 

 

 

 

Balance at

 

Charged to

 

 

 

 

 

 

 

 

 

Beginning of

 

Cost and

 

 

 

 

 

Balance at the

 

 

Year

 

Expenses

 

 

Deductions

 

End of Year

Allowance for doubtful accounts and returns:

  

 

 

  

 

 

 

  

 

 

 

 

 

Year ended December 31, 2014

  

$
383,077 

  

$
48,742 

  

  

$
(300,355)

 

$
131,464 

Year ended December 31, 2013

  

$
640,183 

  

$
65,781 

  

  

$
(322,887)

 

$
383,077 

Year ended December 31, 2012

  

$
667,529 

  

$
763 

  

  

$
(28,109)

 

$
640,183 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Allowance for inventories valuation:

  

 

 

  

 

 

 

  

 

 

 

 

 

Year ended December 31, 2014

  

$
80,213 

  

$
6,970 

  

  

$
(27,549)

 

$
59,634 

Year ended December 31, 2013

  

$
72,639 

  

$
179,803 

  

  

$
(172,229)

 

$
80,213 

Year ended December 31, 2012

  

$
151,157 

  

$
122,783 

  

  

$
(201,301)

 

$
72,639