Annual report pursuant to Section 13 and 15(d)

Summary of Financial Information by Reportable Segment and Product Line (Detail)

v3.19.3
Summary of Financial Information by Reportable Segment and Product Line (Detail) - USD ($)
$ in Thousands
12 Months Ended
Aug. 31, 2019
Aug. 31, 2018
Aug. 31, 2017
Segment Reporting Information [Line Items]      
Net sales $ 654,758 $ 641,303 $ 616,591
Operating profit (loss) 47,516 50,206 (84,852)
Depreciation and amortization 20,217 20,405 22,925
Capital Expenditure 14,923 11,021 17,238
Assets 1,124,274 1,485,217  
Assets of Continuing Operations 838,696 916,284  
Property, plant and equipment, net 56,729 54,974  
Products [Member]      
Segment Reporting Information [Line Items]      
Net sales 433,703 439,405 396,381
Service & Rental [Member]      
Segment Reporting Information [Line Items]      
Net sales 175,812 151,680 156,201
Industrial Tools & Services [Member] [Domain]      
Segment Reporting Information [Line Items]      
Net sales 609,515 591,085 552,582
Operating profit (loss) 101,411 99,432 95,825
Depreciation and amortization 14,762 15,301 15,025
Capital Expenditure 9,945 7,799 8,614
Assets 553,615 589,926  
Other Operating Segment [Member]      
Segment Reporting Information [Line Items]      
Net sales 45,243 50,218 64,009
Operating profit (loss) (11,821) (5,690) (130,396)
Depreciation and amortization 3,408 3,122 5,886
Capital Expenditure 3,917 1,295 5,411
Assets 54,484 76,506  
General Corporate      
Segment Reporting Information [Line Items]      
Operating profit (loss) (42,076) (43,536) (50,281)
Depreciation and amortization 2,047 1,982 2,014
Capital Expenditure 1,061 1,927 $ 3,213
Assets $ 230,597 $ 249,852