Quarterly report pursuant to Section 13 or 15(d)

Revenue Recognition Disaggregation of Revenue (Details)

v3.20.2
Revenue Recognition Disaggregation of Revenue (Details) - USD ($)
$ in Thousands
3 Months Ended 9 Months Ended
May 31, 2020
May 31, 2019
May 31, 2020
May 31, 2019
Disaggregation of Revenue [Line Items]        
Revenues $ 101,879 $ 178,095 $ 381,939 $ 496,435
Revenue Recognized at a Point in Time [Member]        
Disaggregation of Revenue [Line Items]        
Revenues 73,412 117,175 275,413 335,314
Transferred over Time [Member]        
Disaggregation of Revenue [Line Items]        
Revenues $ 28,467 $ 60,920 $ 106,526 $ 161,121