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Composition of Certain Financial Statement Captions
12 Months Ended
Dec. 31, 2015
Composition of Certain Financial Statement Captions [Abstract]  
Composition of Certain Financial Statement Captions
9.
Composition of Certain Financial Statement Captions

Inventories, net

As of December 31, 2015 and 2014, inventories, net, were comprised of the following:

  
December 31,
 
  
2015
  
2014
 
       
Raw materials
 
$
1,009,000
  
$
1,715,000
 
Work in process
  
816,000
   
1,301,000
 
Finished goods
  
2,473,000
   
1,813,000
 
  
$
4,298,000
  
$
4,829,000
 

Other Current Assets

As of December 31, 2015 and 2014, other current assets were comprised of the following:

  
December 31,
 
  
2015
  
2014
 
       
Prepaid insurance
 
$
300,000
  
$
200,000
 
Prepaid supplies and other, current
  
995,000
   
675,000
 
Other receivables
  
260,000
   
117,000
 
  
$
1,555,000
  
$
992,000
 
 
Property and Equipment, net

As of December 31, 2015 and 2014, property and equipment, net, were comprised of the following:
 
  
December 31,
 
  
2015
  
2014
 
       
Manufacturing and development equipment
 
$
5,464,000
  
$
5,674,000
 
Office and computer equipment
  
1,939,000
   
2,006,000
 
Leasehold improvements
  
3,391,000
   
3,271,000
 
   
10,794,000
   
10,951,000
 
Less accumulated depreciation and amortization
  
(9,163,000
)
  
(9,368,000
)
  
$
1,631,000
  
$
1,583,000
 

Depreciation and amortization expenses totaled $696,000, $594,000 and $1,581,000 for the years ended December 31, 2015, 2014, and 2013, respectively
 
Other Assets

As of December 31, 2015 and 2014, other assets were comprised of the following:

  
December 31,
 
  
2015
  
2014
 
       
Deposits
 
$
525,000
  
$
540,000
 
Prepaid supplies, long-term
  
996,000
   
1,223,000
 
  
$
1,521,000
  
$
1,763,000
 

Accounts Payable and Accrued Expenses

As of December 31, 2015 and 2014, accounts payable and accrued expenses were comprised of the following:

  
December 31,
 
  
2015
  
2014
 
       
Accrued legal fees
 
$
372,000
  
$
544,000
 
Accrued R&D studies
  
1,117,000
   
273,000
 
Accounts payable
  
1,009,000
   
949,000
 
Accrued vacation
  
573,000
   
577,000
 
Accrued payroll and bonus
  
1,058,000
   
876,000
 
Accrued expenses
  
2,022,000
   
2,006,000
 
Deferred rent
  
221,000
   
191,000
 
Accrued accounting fees
  
315,000
   
130,000
 
  
$
6,687,000
  
$
5,546,000