Accounts Receivable and Allowance for Doubtful Accounts
 12 Months Ended
Dec. 31, 2015
Accounts Receivable And Allowance for Doubtful Accounts  
Accounts Receivable and Allowance for Doubtful Accounts

 

3. Accounts Receivable and Allowance for Doubtful Accounts

        Accounts receivable, net consists of the following:

                                                                                                                                                                                    

 

 

December 31,

 

 

 

2015

 

2014

 

 

 

(in thousands)

 

Accounts receivable

 

$
360 

 

$
308 

 

Other receivables

 

 
615 

 

 
42 

 

​

​

​  

​  

​

​  

​  

​

Accounts receivable, net

 

$
975 

 

$
350 

 

​

​

​  

​  

​

​  

​  

​

​

​

​  

​  

​

​  

​  

​

        The changes in allowance for doubtful accounts are as follows:

                                                                                                                                                                                    

 

 

Balance at
Beginning of
Period

 

Additions
Charged to
Expense/Against
Revenue

 

Deductions

 

Balance at
End of
Period

 

 

 

(in thousands)

 

Allowance for doubtful accounts:

 

 

 

 

 

 

 

 

 

 

 

 

 

Year ended December 31, 2015

 

$

—

 

$

—

 

$

—

 

$

—

 

Year ended December 31, 2014

 

 
12

 

 

—

 

 
(12

)

 

—

 

Year ended December 31, 2013

 

 

—

 

 
12

 

 

—

 

 
12