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Property, Plant, and Equipment
12 Months Ended
Dec. 31, 2012
Property, Plant, and Equipment  
Property, Plant, and Equipment

(6)                     Property, Plant, and Equipment

 

Property, plant, and equipment consist of the following:

 

 

 

December 31

 

 

 

2012

 

2011

 

Land and improvements

 

$

839,906

 

$

839,906

 

Buildings and improvements

 

8,772,943

 

6,959,641

 

Leasehold improvements

 

3,857,155

 

3,071,096

 

Equipment

 

39,045,723

 

32,612,522

 

Furniture, computer equipment and software

 

4,202,679

 

2,540,055

 

Construction in progress—equipment

 

2,850,796

 

1,612,687

 

 

 

$

59,569,202

 

$

47,635,907

 

 

Depreciation and amortization expense for the years ended December 31, 2012, 2011, and 2010, was $2,764,627, $2,585,672, and $2,928,285, respectively.