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Accounts Receivable
6 Months Ended
Jun. 30, 2016
Receivables [Abstract]  
Accounts Receivable
Accounts Receivable

Accounts receivable at December 31, 2015 and June 30, 2016 were comprised of the following (in thousands):

 
December 31,
2015
 
June 30,
2016
 
 
 
Restated
Trade receivables
$
37,999

 
$
48,870

Unpaid amounts for benefit services
35,343

 
39,670

 
73,342

 
88,540

Less allowance for doubtful accounts
(1,071
)
 
(1,664
)
Accounts receivable, net
$
72,271

 
$
86,876