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Accounts Payable and Accrued Expenses
12 Months Ended
Dec. 31, 2014
Accounts Payable and Accrued Liabilities, Current [Abstract]  
Accounts Payable and Accrued Expenses / Costs
ACCOUNTS PAYABLE AND ACCRUED EXPENSES

Accounts payable and accrued expenses consist of the following at December 31, 2014 and 2013 (in thousands):
 
 
2014
 
2013
 
 
 
 
 
Accounts payable
 
$
121

 
$
128

Payroll and other employee benefits
 
1,481

 
1,039

Accrued vacation
 
806

 
813

Accrued legal expenses - patent
 
8,410

 
5,900

Accrued attorney's fees
 
1,548

 

Accrued consulting and other professional fees
 
1,530

 
2,948

Accrued distribution to noncontrolling interests
 

 
504

Other accrued liabilities
 
964

 
223

 
 
$
14,860

 
$
11,555