Earnings per Share and Shareholders' Equity Shareholders' Equity (Details) - USD ($) shares in Thousands |
3 Months Ended |
9 Months Ended |
|
|
|
|
May 31, 2020 |
May 31, 2019 |
May 31, 2020 |
May 31, 2019 |
Feb. 29, 2020 |
Aug. 31, 2019 |
Feb. 28, 2019 |
Aug. 31, 2018 |
Stockholders' Equity, Including Portion Attributable to Noncontrolling Interest |
$ 336,282,000
|
$ 607,424,000
|
$ 336,282,000
|
$ 607,424,000
|
$ 354,365,000
|
$ 301,179,000
|
$ 585,630,000
|
$ 558,712,000
|
Net (loss) earnings |
(4,999,000)
|
32,418,000
|
(716,000)
|
17,719,000
|
|
|
|
|
Other Comprehensive (Loss) Income, Net of Tax |
(6,586,000)
|
(13,800,000)
|
51,289,000
|
20,693,000
|
|
|
|
|
Stock Issued During Period, Value, Employee Benefit Plan |
97,000
|
115,000
|
354,000
|
359,000
|
|
|
|
|
Stock Issued During Period, Value, Restricted Stock Award, Gross |
0
|
0
|
0
|
0
|
|
|
|
|
Stock Repurchased During Period, Value |
9,715,000
|
|
|
|
|
|
|
|
Payments for Repurchase of Common Stock |
9,700,000
|
|
27,520,000
|
0
|
|
|
|
|
APIC, Share-based Payment Arrangement, Increase for Cost Recognition |
3,184,000
|
3,091,000
|
12,814,000
|
10,253,000
|
|
|
|
|
Stock Issued During Period, Value, Stock Options Exercised |
0
|
206,000
|
2,631,000
|
993,000
|
|
|
|
|
Adjustments to Additional Paid in Capital, Income Tax Benefit from Share-based Compensation |
(147,000)
|
(322,000)
|
(4,210,000)
|
(1,811,000)
|
|
|
|
|
Stock Value Issued to Acquired For and Distributed From Rabbi Trust |
83,000
|
86,000
|
255,000
|
431,000
|
|
|
|
|
Adoption of Accounting Standards |
918,623,000
|
|
918,623,000
|
|
|
$ 915,466,000
|
|
|
Revision of Prior Period, Accounting Standards Update, Adjustment [Member] |
|
|
|
|
|
|
|
|
Adoption of Accounting Standards |
$ 206,000
|
$ 75,000
|
$ 206,000
|
$ 75,000
|
|
|
|
|
Common Stock [Member] |
|
|
|
|
|
|
|
|
Stock Issued During Period, Shares, New Issues |
82,563
|
81,880
|
82,563
|
81,880
|
82,540
|
81,919
|
81,832
|
81,424
|
Stockholders' Equity, Including Portion Attributable to Noncontrolling Interest |
$ 16,513,000
|
$ 16,374,000
|
$ 16,513,000
|
$ 16,374,000
|
$ 16,508,000
|
$ 16,384,000
|
$ 16,364,000
|
$ 16,285,000
|
Stock Issued During Period, Shares, Employee Benefit Plan |
6
|
5
|
17
|
15
|
|
|
|
|
Stock Issued During Period, Value, Employee Benefit Plan |
$ 1,000
|
$ 1,000
|
$ 3,000
|
$ 3,000
|
|
|
|
|
Stock Issued During Period, Shares, Restricted Stock Award, Gross |
13
|
28
|
462
|
366
|
|
|
|
|
Stock Issued During Period, Value, Restricted Stock Award, Gross |
$ 3,000
|
$ 6,000
|
$ 93,000
|
$ 71,000
|
|
|
|
|
Shares Issued, Shares, Share-based Payment Arrangement, after Forfeiture |
0
|
10
|
145
|
45
|
|
|
|
|
Stock Issued During Period, Value, Stock Options Exercised |
$ 0
|
$ 2,000
|
$ 29,000
|
$ 9,000
|
|
|
|
|
Stock Issued To Acquired For And Distributed From Rabbi Trust |
4
|
5
|
20
|
30
|
|
|
|
|
Stock Value Issued to Acquired For and Distributed From Rabbi Trust |
$ 1,000
|
$ 1,000
|
$ 4,000
|
$ 6,000
|
|
|
|
|
Additional Paid-in Capital [Member] |
|
|
|
|
|
|
|
|
Stockholders' Equity, Including Portion Attributable to Noncontrolling Interest |
192,928,000
|
177,584,000
|
192,928,000
|
177,584,000
|
189,716,000
|
181,213,000
|
174,418,000
|
167,448,000
|
Stock Issued During Period, Value, Employee Benefit Plan |
96,000
|
114,000
|
351,000
|
356,000
|
|
|
|
|
Stock Issued During Period, Value, Restricted Stock Award, Gross |
(3,000)
|
(6,000)
|
(93,000)
|
(71,000)
|
|
|
|
|
APIC, Share-based Payment Arrangement, Increase for Cost Recognition |
3,184,000
|
3,091,000
|
12,814,000
|
10,253,000
|
|
|
|
|
Stock Issued During Period, Value, Stock Options Exercised |
0
|
204,000
|
2,602,000
|
984,000
|
|
|
|
|
Adjustments to Additional Paid in Capital, Income Tax Benefit from Share-based Compensation |
(147,000)
|
(322,000)
|
(4,210,000)
|
(1,811,000)
|
|
|
|
|
Stock Value Issued to Acquired For and Distributed From Rabbi Trust |
82,000
|
85,000
|
251,000
|
425,000
|
|
|
|
|
Treasury Stock [Member] |
|
|
|
|
|
|
|
|
Stockholders' Equity, Including Portion Attributable to Noncontrolling Interest |
(667,732,000)
|
(617,731,000)
|
(667,732,000)
|
(617,731,000)
|
(658,017,000)
|
(640,212,000)
|
(617,731,000)
|
(617,731,000)
|
Stock Repurchased During Period, Value |
9,715,000
|
|
27,520,000
|
|
|
|
|
|
Retained Earnings [Member] |
|
|
|
|
|
|
|
|
Stockholders' Equity, Including Portion Attributable to Noncontrolling Interest |
918,623,000
|
1,184,749,000
|
918,623,000
|
1,184,749,000
|
923,622,000
|
915,466,000
|
1,152,331,000
|
1,166,955,000
|
Net (loss) earnings |
(4,999,000)
|
32,418,000
|
(716,000)
|
17,719,000
|
|
|
|
|
Retained Earnings [Member] | Revision of Prior Period, Accounting Standards Update, Adjustment [Member] |
|
|
|
|
|
|
|
|
Adoption of Accounting Standards |
3,873,000
|
75,000
|
3,873,000
|
75,000
|
|
|
|
|
AOCI Attributable to Parent [Member] |
|
|
|
|
|
|
|
|
Stockholders' Equity, Including Portion Attributable to Noncontrolling Interest |
(124,050,000)
|
(153,552,000)
|
(124,050,000)
|
(153,552,000)
|
(117,464,000)
|
(171,672,000)
|
(139,752,000)
|
(174,245,000)
|
Other Comprehensive (Loss) Income, Net of Tax |
(6,586,000)
|
(13,800,000)
|
51,289,000
|
20,693,000
|
|
|
|
|
AOCI Attributable to Parent [Member] | Revision of Prior Period, Accounting Standards Update, Adjustment [Member] |
|
|
|
|
|
|
|
|
Adoption of Accounting Standards |
(3,667,000)
|
|
(3,667,000)
|
|
|
|
|
|
Stock held in trust [member] [Member] |
|
|
|
|
|
|
|
|
Stockholders' Equity, Including Portion Attributable to Noncontrolling Interest |
(2,517,000)
|
(3,075,000)
|
(2,517,000)
|
(3,075,000)
|
(2,434,000)
|
(3,070,000)
|
(2,989,000)
|
(2,450,000)
|
Stock Value Issued to Acquired For and Distributed From Rabbi Trust |
(83,000)
|
(86,000)
|
553,000
|
(625,000)
|
|
|
|
|
Deferred Compensation, Share-based Payments [Member] |
|
|
|
|
|
|
|
|
Stockholders' Equity, Including Portion Attributable to Noncontrolling Interest |
2,517,000
|
3,075,000
|
2,517,000
|
3,075,000
|
$ 2,434,000
|
$ 3,070,000
|
$ 2,989,000
|
$ 2,450,000
|
Stock Value Issued to Acquired For and Distributed From Rabbi Trust |
$ 83,000
|
$ 86,000
|
$ (553,000)
|
$ 625,000
|
|
|
|
|