XML 65 R51.htm IDEA: XBRL DOCUMENT v3.3.1.900
Accounts Receivable, Net - Schedule of Changes in the Allowance for Doubtful Accounts on Accounts Receivable (Detail) - USD ($)
$ in Thousands
12 Months Ended
Dec. 31, 2015
Dec. 31, 2014
Dec. 31, 2013
Receivables [Abstract]      
Balance at beginning of period $ (11,915) $ (9,975) $ (11,363)
Provision for losses (5,804) (5,740) (4,664)
Charge-offs, net of recoveries 5,060 3,800 6,052
Balance at end of period $ (12,659) $ (11,915) $ (9,975)