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Property, Plant And Equipment
 6 Months Ended
Jun. 30, 2015
Property, Plant and Equipment [Abstract]  
PROPERTY, PLANT AND EQUIPMENT
7.PROPERTY, PLANT AND EQUIPMENT

 

Property, plant and equipment consisted of the following, at cost:

 

  As of 
June 30, 
2015 		  As of 
December 31, 2014 		  Increase (Decrease) 
Laboratory and manufacturing equipment $3,553,928  $3,522,465  $31,463 
Building and improvements  4,443,410   2,969,891   1,473,519 
Office furniture and equipment  641,855   470,607   171,248 
Construction in progress(1)  646,290   1,270,672   (624,382)
Land  51,651   50,000   1,651 
Property, plant and equipment, gross  9,337,134   8,283,635   1,053,499 
Accumulated depreciation  (4,521,080)  (4,445,988)  (75,092)
Property, plant and equipment, net $4,816,054  $3,837,647  $978,407 

 

(1)As of December 31, 2014, construction in progress consisted of a building addition that was completed during the first quarter of 2015. As of June 30, 2015, construction in progress consisted principally of partial payments towards new manufacturing equipment.