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Quarterly Results Of Operations (Tables) | 12 Months Ended
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Aug. 31, 2016
Quarterly Results Of Operations [Abstract] |
Schedule of Quarterly Results |
﻿ |  |  |  |  |  |  |  |  |  |  |  |
﻿ |  | First |  | Second |  | Third |  | Fourth
﻿($ in thousands, except per share amounts) |  | Quarter |  | Quarter(1) |  | Quarter |  | Quarter(2)
﻿Year ended August 31, 2016 |  |  |  |  |  |  |  |  |  |  |  |
﻿ Operating revenues |  | $ | 121,622 |  | $ | 120,573 |  | $ | 141,319 |  | $ | 132,897
﻿ Cost of operating revenues |  | $ | 87,208 |  | $ | 88,128 |  | $ | 99,511 |  | $ | 92,951
﻿ Earnings (loss) before income taxes |  | $ | 10,396 |  | $ | (6,193) |  | $ | 14,065 |  | $ | 11,020
﻿ Net earnings (loss) |  | $ | 6,944 |  | $ | (4,129) |  | $ | 9,644 |  | $ | 7,808
﻿ Diluted net earnings (loss) per share |  | $ | 0.62 |  | $ | (0.37) |  | $ | 0.90 |  | $ | 0.73
﻿ |  |  |  |  |  |  |  |  |  |  |  |
﻿Year ended August 31, 2015 |  |  |  |  |  |  |  |  |  |  |  |
﻿ Operating revenues |  | $ | 134,845 |  | $ | 141,089 |  | $ | 160,707 |  | $ | 123,540
﻿ Cost of operating revenues |  | $ | 97,931 |  | $ | 101,533 |  | $ | 114,321 |  | $ | 90,075
﻿ Earnings before income taxes |  | $ | 11,661 |  | $ | 14,138 |  | $ | 20,423 |  | $ | 529
﻿ Net earnings (loss) |  | $ | 7,568 |  | $ | 8,995 |  | $ | 12,927 |  | $ | (3,181)
﻿ Diluted net earnings (loss) per share |  | $ | 0.62 |  | $ | 0.75 |  | $ | 1.10 |  | $ | (0.28)
﻿ |  |  |  |  |  |  |  |  |  |  |  |
﻿(1) The second quarter 2016 results were affected by an environmental charge reducing net earnings by $8.5 million.
﻿(2) The fourth quarter 2015 results were affected by a bad debt reserve of $5.0 million on accounts receivable and a reserve of $2.9 million against foreign deferred income tax assets.
﻿

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- Definition Tabular disclosure of the quarterly financial data in the annual financial statements. The disclosure includes financial information for each fiscal quarter for the current and previous year, including revenues, gross profit, income (loss) before extraordinary items and cumulative effect of a change in accounting principle and earnings per share data. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 270 -SubTopic 10 -Section 50 -Paragraph 1 -Subparagraph (a)-(j) -URI http://asc.fasb.org/extlink&oid=51825399&loc=d3e1280-108306 + Details
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