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CONSOLIDATED STATEMENTS OF SHAREHOLDERS' EQUITY - USD ($) shares in Thousands, $ in Thousands | Total | Common Stock | Additional Paid-in Capital | Treasury Stock | Retained Earnings | Accumulated Other Comprehensive Loss | Stock Held in Trust | Deferred Compensation Liability
--- | --- | --- | --- | --- | --- | --- | --- | ---
Shares, Issued at Aug. 31, 2013 |  | 77,001 |  |  |  |  |  |
Beginning Balance at Aug. 31, 2013 | $ (1,080,267) | $ (15,399) | $ (49,758) | $ 104,915 | $ (1,188,685) | $ 68,660 | $ (3,124) | $ (3,124)
Increase (Decrease) in Stockholders' Equity [Roll Forward] |  |  |  |  |  |  |  |
Net earnings | 163,573 |  |  |  | 163,573 |  |  |
Other comprehensive loss, net of tax | 252 |  |  |  |  | 252 |  |
Company stock contribution to employee benefit plans and other (in shares) |  | 16 |  |  |  |  |  |
Company stock contribution to employee benefit plans and other | 553 | $ 3 | 550 |  |  |  |  |
Restricted stock awards, vesting and withhold to cover (in shares) |  | 389 |  |  |  |  |  |
Restricted stock awards issuance and vesting | 0 | $ 78 | (78) |  |  |  |  |
Cash dividend ($0.04 per share) | (2,656) |  |  |  | (2,656) |  |  |
Treasury stock repurchases | (283,712) |  |  | (283,712) |  |  |  |
Stock based compensation expense | 17,115 |  | 17,115 |  |  |  |  |
Stock option exercises (in shares) |  | 1,065 |  |  |  |  |  |
Stock option exercises | 22,423 | $ 213 | 22,210 |  |  |  |  |
Excess tax benefit (shortfall) on stock option exercises | 3,509 |  | 3,509 |  |  |  |  |
Stock issued to, acquired for and distributed from rabbi trust (in shares) |  | 10 |  |  |  |  |  |
Stock issued to, acquired for and distributed from rabbi trust | (387) | $ (2) | (385) |  |  |  | (959) | (959)
Shares, Issued at Aug. 31, 2014 |  | 78,481 |  |  |  |  |  |
Ending Balance at Aug. 31, 2014 | (1,001,711) | $ (15,695) | (93,449) | 388,627 | (1,349,602) | 68,408 | (4,083) | (4,083)
Increase (Decrease) in Stockholders' Equity [Roll Forward] |  |  |  |  |  |  |  |
Net earnings | 19,872 |  |  |  | 19,872 |  |  |
Other comprehensive loss, net of tax | (145,232) |  |  |  |  | (145,232) |  |
Company stock contribution to employee benefit plans and other (in shares) |  | 12 |  |  |  |  |  |
Company stock contribution to employee benefit plans and other | 463 | $ 4 | 459 |  |  |  |  |
Restricted stock awards, vesting and withhold to cover (in shares) |  | 365 |  |  |  |  |  |
Restricted stock awards issuance and vesting | 0 | $ 73 | (73) |  |  |  |  |
Cash dividend ($0.04 per share) | (2,298) |  |  |  | (2,298) |  |  |
Treasury stock repurchases | (212,003) |  |  | (212,003) |  |  |  |
Stock based compensation expense | 12,046 |  | 12,046 |  |  |  |  |
Stock option exercises (in shares) |  | 65 |  |  |  |  |  |
Stock option exercises | 1,147 | $ 13 | 1,134 |  |  |  |  |
Excess tax benefit (shortfall) on stock option exercises | (2,955) |  | (2,955) |  |  |  |  |
Stock issued to, acquired for and distributed from rabbi trust (in shares) |  | 10 |  |  |  |  |  |
Stock issued to, acquired for and distributed from rabbi trust | (250) | $ (2) | (248) |  |  |  | (209) | (209)
Shares, Issued at Aug. 31, 2015 |  | 78,933 |  |  |  |  |  |
Ending Balance at Aug. 31, 2015 | (673,001) | $ (15,787) | (104,308) | 600,630 | (1,367,176) | 213,640 | (4,292) | (4,292)
Increase (Decrease) in Stockholders' Equity [Roll Forward] |  |  |  |  |  |  |  |
Net earnings | (105,174) |  |  |  | (105,174) |  |  |
Other comprehensive loss, net of tax | (38,183) |  |  |  |  | (38,183) |  |
Company stock contribution to employee benefit plans and other (in shares) |  | 20 |  |  |  |  |  |
Company stock contribution to employee benefit plans and other | 453 | $ 4 | 449 |  |  |  |  |
Restricted stock awards, vesting and withhold to cover (in shares) |  | 235 |  |  |  |  |  |
Restricted stock awards issuance and vesting | 0 | $ 47 | (47) |  |  |  |  |
Cash dividend ($0.04 per share) | (2,357) |  |  |  | (2,357) |  |  |
Treasury stock repurchases | (17,101) |  |  | (17,101) |  |  |  |
Stock based compensation expense | 10,442 |  | 10,442 |  |  |  |  |
Stock option exercises (in shares) |  | 175 |  |  |  |  |  |
Stock option exercises | 3,564 | $ 35 | 3,529 |  |  |  |  |
Excess tax benefit (shortfall) on stock option exercises | (3,943) |  | (3,943) |  |  |  |  |
Stock issued to, acquired for and distributed from rabbi trust (in shares) |  | 30 |  |  |  |  |  |
Stock issued to, acquired for and distributed from rabbi trust | (248) | $ (6) | (242) |  |  |  | 1,646 | 1,646
Shares, Issued at Aug. 31, 2016 |  | 79,393 |  |  |  |  |  |
Ending Balance at Aug. 31, 2016 | $ (520,950) | $ (15,879) | $ (114,980) | $ 617,731 | $ (1,259,645) | $ 251,823 | $ (2,646) | $ (2,646)

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