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Commitments and Contingencies Schedule Of Impact Of Proprietary Loan Program On Our Tuition Revenue And Interest Income (Details) - USD ($)
$ in Thousands
3 Months Ended 6 Months Ended 94 Months Ended
Mar. 31, 2016
Mar. 31, 2015
Mar. 31, 2016
Mar. 31, 2015
Mar. 31, 2016
Schedule of Impact of Proprietary Loan Program on our Tuition Revenue and Interest Income [Abstract]          
Tuition and interest income excluded $ 5,518 $ 6,377 $ 12,164 $ 12,777 $ 132,257
Amounts collected and recognized (1,837) (1,454) (3,372) (2,511) (17,291)
Amounts written off     (7,724) (6,248)  
Net amount excluded during the period $ 3,681 $ 4,923 $ 8,792 $ 10,266 $ 114,966