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Sales-Type Leases - Estimated Future Minimum Lease Payments Receivable Related to Sales-Type Leases (Detail)
$ in Thousands
Aug. 31, 2015
USD ($)
Leases [Abstract]  
2016 (remaining) $ 3,637
2016 1,892
2017 221
2018 0
2019 0
Total intangible assets $ 5,750