XML 61 R50.htm IDEA: XBRL DOCUMENT v3.8.0.1
Warranties (Schedule Of Product Warranty Liability) (Details) - USD ($)
$ in Thousands
3 Months Ended 9 Months Ended
May 31, 2018
May 31, 2017
May 31, 2018
May 31, 2017
Product Warranties Disclosures [Abstract]        
Product warranty accrual balance, beginning of period $ 7,548 $ 6,938 $ 8,411 $ 7,443
Liabilities accrued for warranties during the period 1,483 2,364 3,586 4,225
Warranty claims paid during the period (1,177) (1,893) (4,111) (4,514)
Changes in estimates 153 186 121 441
Transfers to liabilities held-for-sale (872)   (872)  
Product warranty accrual balance, end of period $ 7,135 $ 7,595 $ 7,135 $ 7,595