Quarterly report pursuant to Section 13 or 15(d)

Condensed Consolidating Statements of Earnings and Comprehensive Income (Detail)

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Condensed Consolidating Statements of Earnings and Comprehensive Income (Detail) (USD $)
In Thousands, unless otherwise specified
 3 Months Ended 6 Months Ended
Feb. 28, 2014
Feb. 28, 2013
Feb. 28, 2014
Feb. 28, 2013
Condensed Financial Statements, Captions [Line Items]        
Net sales $ 327,770 $ 300,468 $ 667,326 $ 608,277
Cost of products sold 203,323 184,290 411,099 367,731
Gross profit 124,447 116,178 256,227 240,546
Selling, administrative and engineering expenses 79,240 73,339 161,158 148,199
Amortization of intangible assets 6,226 5,968 12,441 12,002
Operating profit 38,981 36,871 82,628 80,345
Financing costs, net 6,262 6,260 13,012 12,582
Intercompany expense (income), net 0 0 0 0
Other expense (income), net 1,326 (37) 2,467 607
Earnings from continuing operations before income tax expense 31,393 30,648 67,149 67,156
Income tax expense 9,089 4,814 11,840 10,771
Net earnings before equity in earnings (loss) of subsidiaries 22,304 25,834 55,309 56,385
Equity in earnings (loss) of subsidiaries 0 0 0 0
Earnings from continuing operations 22,304 25,834 55,309 56,385
Earnings from discontinued operations, net of income taxes 19,088 2,601 22,120 8,393
Net earnings 41,392 28,435 77,429 64,778
Comprehensive income (loss) 45,789 16,464 98,829 64,982
Parent
        
Condensed Financial Statements, Captions [Line Items]        
Net sales 43,595 47,407 88,686 93,245
Cost of products sold 11,992 14,938 24,064 27,347
Gross profit 31,603 32,469 64,622 65,898
Selling, administrative and engineering expenses 19,399 17,842 36,257 34,959
Amortization of intangible assets 318 318 636 639
Operating profit 11,886 14,309 27,729 30,300
Financing costs, net 6,499 6,409 13,278 12,767
Intercompany expense (income), net (12,153) (4,651) (17,150) (11,921)
Other expense (income), net 669 (384) 11,086 (747)
Earnings from continuing operations before income tax expense 16,871 12,935 20,515 30,201
Income tax expense 4,885 2,832 5,893 6,008
Net earnings before equity in earnings (loss) of subsidiaries 11,986 10,103 14,622 24,193
Equity in earnings (loss) of subsidiaries 50,097 18,684 84,319 41,235
Earnings from continuing operations 62,083 28,787 98,941 65,428
Earnings from discontinued operations, net of income taxes (20,691) (352) (21,512) (650)
Net earnings 41,392 28,435 77,429 64,778
Comprehensive income (loss) 45,789 16,464 98,829 64,982
Guarantors
        
Condensed Financial Statements, Captions [Line Items]        
Net sales 75,203 66,709 154,839 136,899
Cost of products sold 52,009 47,395 107,264 95,698
Gross profit 23,194 19,314 47,575 41,201
Selling, administrative and engineering expenses 13,753 14,623 29,705 29,726
Amortization of intangible assets 2,576 2,657 5,151 5,314
Operating profit 6,865 2,034 12,719 6,161
Financing costs, net 0 1 3 6
Intercompany expense (income), net 5,334 (876) 4,995 1,079
Other expense (income), net (125) (53) (418) (464)
Earnings from continuing operations before income tax expense 1,656 2,962 8,139 5,540
Income tax expense 479 (785) 2,274 (326)
Net earnings before equity in earnings (loss) of subsidiaries 1,177 3,747 5,865 5,866
Equity in earnings (loss) of subsidiaries (23,996) 10,765 (10,663) 28,664
Earnings from continuing operations (22,819) 14,512 (4,798) 34,530
Earnings from discontinued operations, net of income taxes 53,156 2,515 56,494 5,378
Net earnings 30,337 17,027 51,696 39,908
Comprehensive income (loss) 34,943 4,840 73,740 33,698
Non-Guarantors
        
Condensed Financial Statements, Captions [Line Items]        
Net sales 208,972 186,352 423,801 378,133
Cost of products sold 139,322 121,957 279,771 244,686
Gross profit 69,650 64,395 144,030 133,447
Selling, administrative and engineering expenses 46,088 40,874 95,196 83,514
Amortization of intangible assets 3,332 2,993 6,654 6,049
Operating profit 20,230 20,528 42,180 43,884
Financing costs, net (237) (150) (269) (191)
Intercompany expense (income), net 6,819 5,527 12,155 10,842
Other expense (income), net 782 400 (8,201) 1,818
Earnings from continuing operations before income tax expense 12,866 14,751 38,495 31,415
Income tax expense 3,725 2,767 3,673 5,089
Net earnings before equity in earnings (loss) of subsidiaries 9,141 11,984 34,822 26,326
Equity in earnings (loss) of subsidiaries 867 (589) 4,067 435
Earnings from continuing operations 10,008 11,395 38,889 26,761
Earnings from discontinued operations, net of income taxes (13,377) 438 (12,862) 3,665
Net earnings (3,369) 11,833 26,027 30,426
Comprehensive income (loss) (5,804) 12,009 21,867 38,028
Eliminations
        
Condensed Financial Statements, Captions [Line Items]        
Net sales 0 0 0 0
Cost of products sold 0 0 0 0
Gross profit 0 0 0 0
Selling, administrative and engineering expenses 0 0 0 0
Amortization of intangible assets 0 0 0 0
Operating profit 0 0 0 0
Financing costs, net 0 0 0 0
Intercompany expense (income), net 0 0 0 0
Other expense (income), net 0 0 0 0
Earnings from continuing operations before income tax expense 0 0 0 0
Income tax expense 0 0 0 0
Net earnings before equity in earnings (loss) of subsidiaries 0 0 0 0
Equity in earnings (loss) of subsidiaries (26,968) (28,860) (77,723) (70,334)
Earnings from continuing operations (26,968) (28,860) (77,723) (70,334)
Earnings from discontinued operations, net of income taxes 0 0 0 0
Net earnings (26,968) (28,860) (77,723) (70,334)
Comprehensive income (loss) $ (29,139) $ (16,849) $ (95,607) $ (71,726)