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Other Current Liabilities
 12 Months Ended
Dec. 31, 2017
Other Liabilities Disclosure [Abstract]  
Other Current Liabilities

7.  Other Current Liabilities

As of December 31, 2017 and 2016, the balance in other current liabilities is comprised of the following:

 

 

 

December 31,

 

 

December 31,

 

 

 

2017

 

 

2016

 

Deposits and amounts due to customers

 

$

3,102

 

 

$

2,562

 

Dividends payable

 

 

4,478

 

 

 

4,260

 

Accrued litigation and professional fees

 

 

417

 

 

 

452

 

Current portion of environmental reserves

 

 

1,322

 

 

 

605

 

Other accrued expenses

 

 

6,153

 

 

 

5,032

 

 

 

$

15,472

 

 

$

12,911