XML 64 R49.htm IDEA: XBRL DOCUMENT v3.6.0.2
Student Receivables - Changes in Current and Non-Current Receivables Allowance (Detail) - USD ($)
$ in Thousands
12 Months Ended
Dec. 31, 2016
Dec. 31, 2015
Dec. 31, 2014
Receivables [Abstract]      
Balance, Beginning of Period $ 20,229 $ 19,097 $ 27,504
Charges to Expense [1] 32,049 22,212 14,864
Amounts Written-off (29,136) (21,080) (23,271)
Balance, End of Period $ 23,142 $ 20,229 $ 19,097
[1] Charges to expense include an offset for recoveries of amounts previously written off of $6.2 million, $6.7 million and $8.5 million for the years ended December 31, 2016, 2015 and 2014, respectively.