XML 42 R32.htm IDEA: XBRL DOCUMENT v3.7.0.1
ACCOUNTS RECEIVABLE, NET (Tables)
 3 Months Ended
Mar. 31, 2017
Receivables [Abstract]  
Schedule of accounts receivable, net
Accounts receivable, net consists of the following:
(in thousands)
 
March 31,
2017
 
December 31,
2016
 
 
 
 
 
Billed
 
$
53,990

 
$
58,392

Unbilled
 
40,077

 
39,853

 
 
94,067

 
98,245

Less: allowance for doubtful accounts
 
(11,029
)
 
(10,424
)
 
 
 
 
 
Total
 
$
83,038

 
$
87,821