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Note 10. Net Income (Loss) Per Share (Details) (USD $)
In Thousands, except Per Share data |
3 Months Ended | 12 Months Ended | ||||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
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Sep. 30, 2011
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Jun. 30, 2011
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Mar. 31, 2011
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Dec. 31, 2010
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Sep. 30, 2010
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Jun. 30, 2010
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Mar. 31, 2010
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Dec. 31, 2009
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Sep. 30, 2009
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Jun. 30, 2011
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Jun. 30, 2010
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Jun. 30, 2009
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| Net Income (Loss) Per Share, Basic [Line Items] | ||||||||||||||||||||||
| Net income (loss) | $ 245,017 | $ 209,783 | $ 185,492 | $ 154,196 | $ 113,085 | $ 57,016 | $ 21,794 | $ 20,405 | $ 794,488 | $ 212,300 | $ (523,368) | |||||||||||
| Weighted-average shares-basic, excluding unvested restricted stock units | 167,261 | 170,652 | 170,253 | |||||||||||||||||||
| Effect of dilutive options and restricted stock | 3,091 | 2,382 | 0 | |||||||||||||||||||
| Weighted-average shares-diluted | 170,352 | 173,034 | 170,253 | |||||||||||||||||||
| Basic net income (loss) per share | $ 1.46 | [1] | $ 1.25 | [1] | $ 1.11 | [1] | $ 0.92 | [1] | $ 0.67 | [1] | $ 0.33 | [1] | $ 0.13 | [1] | $ 0.12 | [1] | $ 4.75 | $ 1.24 | $ (3.07) | |||
| Diluted net income (loss) per share | $ 1.43 | [1] | $ 1.22 | [1] | $ 1.09 | [1] | $ 0.91 | [1] | $ 0.66 | [1] | $ 0.33 | [1] | $ 0.13 | [1] | $ 0.12 | [1] | $ 4.66 | $ 1.23 | $ (3.07) | |||
| Anti-dilutive securities excluded from the computation of diluted net income (loss) per share | 8,003 | 11,109 | 18,444 | |||||||||||||||||||
| Payments of Dividends | $ 167,398 | $ 102,409 | $ 102,149 | |||||||||||||||||||
| Common Stock Dividends Per Share Authorized | $ 0.35 | $ 0.25 | $ 0.15 | |||||||||||||||||||
| Common Stock, Dividends, Per Share, Declared | $ 0.35 | $ 1 | $ 0.60 | $ 0.60 | ||||||||||||||||||
| Dividends Payable, Date Declared, Day, Month and Year | Aug. 04, 2011 | |||||||||||||||||||||
| Dividends Payable, Date to be Paid, Day, Month and Year | Sep. 01, 2011 | |||||||||||||||||||||
| Dividends Payable, Date of Record, Day, Month and Year | Aug. 15, 2011 | |||||||||||||||||||||
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| X | ||||||||||
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- Definition
Common Stock Dividends Per Share Authorized
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| X | ||||||||||
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- Definition
Securities (including those issuable pursuant to contingent stock agreements) that could potentially dilute basic earnings per share (EPS) or earnings per unit (EPU) in the future that were not included in the computation of diluted EPS or EPU because to do so would increase EPS or EPU amounts or decrease loss per share or unit amounts for the period presented. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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| X | ||||||||||
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- Definition
Aggregate dividends declared during the period for each share of common stock outstanding. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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| X | ||||||||||
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- Definition
The day, month, and year (YYYY-MM-DD) that the dividend declared as of or prior to the financial reporting date will be paid in the subsequent period. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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| X | ||||||||||
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- Definition
The day, month and year (YYYY-MM-DD) that the dividend to be paid was declared. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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| X | ||||||||||
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- Definition
The date as of when a holder must own the stock to be entitled to the dividend. The ex-dividend date is generally 3 days before the record date.
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| X | ||||||||||
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- Definition
The amount of net income (loss) for the period per each share of common stock or unit outstanding during the reporting period. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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| X | ||||||||||
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- Definition
Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.
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| X | ||||||||||
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- Definition
The amount of net income (loss) for the period available to each share of common stock or common unit outstanding during the reporting period and to each share or unit that would have been outstanding assuming the issuance of common shares or units for all dilutive potential common shares or units outstanding during the reporting period. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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| X | ||||||||||
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- Definition
The portion of profit or loss for the period, net of income taxes, which is attributable to the parent. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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| X | ||||||||||
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- Definition
The cash outflow from the entity's earnings to the shareholders. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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| X | ||||||||||
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- Definition
The sum of dilutive potential common shares or units used in the calculation of the diluted per-share or per-unit computation. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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| X | ||||||||||
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- Definition
The average number of shares or units issued and outstanding that are used in calculating diluted EPS or earnings per unit (EPU), determined based on the timing of issuance of shares or units in the period. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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| X | ||||||||||
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- Definition
Number of [basic] shares or units, after adjustment for contingently issuable shares or units and other shares or units not deemed outstanding, determined by relating the portion of time within a reporting period that common shares or units have been outstanding to the total time in that period. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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