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Property and equipment:
12 Months Ended
Sep. 30, 2013
Property and equipment:  
Property and equipment:

7. Property and equipment:

 

Property and equipment, net consists of the following balances:

 

 

 

September 30,

 

September 30,

 

 

 

2013

 

2012

 

 

 

 

 

 

 

Computer equipment

 

$

2,173,266

 

$

2,090,556

 

Corporate airplane

 

3,128,504

 

3,082,186

 

Furniture and office equipment

 

1,062,296

 

1,076,849

 

Manufacturing facility

 

5,631,001

 

5,605,616

 

Equipment

 

4,678,678

 

4,378,714

 

Land

 

1,021,245

 

1,021,245

 

 

 

17,694,990

 

17,255,166

 

Less accumulated depreciation and amortization

 

(10,374,495

)

(10,040,788

)

 

 

$

7,320,495

 

$

7,214,378

 

 

Depreciation related to property and equipment was approximately $0.5 million in each of fiscal years 2013, 2012 and 2011.