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Note 8. Shareholders’ Equity (Detail) (USD $) | 1 Months Ended | 3 Months Ended | 6 Months Ended | 9 Months Ended | 18 Months Ended |  |  |  |  | 6 Months Ended | 5 Months Ended | 6 Months Ended |  | 3 Months Ended |
--- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | ---
Jan. 31, 2011 | May 31, 2010 | May 30, 2009 | Dec. 31, 2010 | Jun. 30, 2010 | Apr. 30, 2010 | Jun. 30, 2011 | Jul. 01, 2010 | Jun. 30, 2010 | Sep. 30, 2010 | Sep. 30, 2009 | Jun. 30, 2011 | Apr. 12, 2011 | Mar. 31, 2011 | Jul. 31, 2010 | Jan. 31, 2010 | Jun. 30, 2011 Share Based Compensation Plans [Member] | Jun. 30, 2010 Share Based Compensation Plans [Member] | Jun. 09, 2011 Vest June2011 [Member] | Jun. 30, 2012 Vest June2012 [Member] | Jun. 24, 2011 Vest June2012 [Member] | Mar. 31, 2014 Vest March2014 [Member] | Jun. 24, 2011 Vest March2014 [Member]
GrantOfRestrictedShares |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | $ 7,968 |  | $ 256,927 |  | $ 163,649
Stock Granted During Period, Value, Share-based Compensation, Gross |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 100,000 | 1,900,000 |  | 1,200,000 |
Stock Issued During Period, Shares, New Issues (in Shares) |  | 48,825 | 42,636 |  |  | 3.3 |  | 604,637 |  |  |  | 18.9 |  |  |  |  |  |  |  |  |  |  |
Employee Benefits and Share-based Compensation |  |  |  |  |  |  |  |  |  | 900,000 | 2,500,000 |  |  |  |  |  |  |  |  |  |  |  |
Stock Repurchased During Period, Shares (in Shares) |  |  |  |  | 56,688 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Stock Repurchased During Period, Value |  |  |  |  | 500,000 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Treasury Stock Acquired, Average Cost Per Share (in Dollars per share) |  |  |  |  | $ 8.29 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Proceeds from Stock Options Exercised |  |  |  |  |  |  | 4,838,000 |  | 45,562,000 |  |  |  |  |  |  |  | 500,000 | 200,000 |  |  |  |  |
Preferred Stock Dividends Paid During The Period | 16,300,000 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
CommonStockIssuedAsDividends |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 97.00% | 97.00% |  |  |  |  |  |  |
Mandatory Convertible Preferred Stock Dividend |  |  |  | 3,300,000 |  | 3,300,000 |  | 631,334,000,000 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Preferred Stock, Shares Outstanding (in Shares) |  |  |  |  |  |  | 2,012,500 |  |  |  |  | 2,012,500 |  |  |  |  |  |  |  |  |  |  |
Debt Instrument, Convertible, Conversion Ratio |  |  |  |  |  |  |  |  |  |  |  | 9.3773 |  |  |  |  |  |  |  |  |  |  |
Common Stock, Other Shares, Outstanding (in Shares) |  |  |  |  |  |  |  |  |  |  |  |  |  | 1,800,000 |  |  |  |  |  |  |  |  |
Warrants Exercised |  |  |  |  |  |  |  |  |  |  |  |  | $ 9,500,000 | $ 4,400,000 |  |  |  |  |  |  |  |  |

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- Definition The ratio applied to the debt for purposes of determining the number of shares of the equity security into which the debt will be converted. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 505 -SubTopic 10 -Section 50 -Paragraph 7 -URI http://asc.fasb.org/extlink&oid=6928386&loc=d3e21521-112644 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 505 -SubTopic 10 -Section 50 -Paragraph 6 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=6928386&loc=d3e21506-112644 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 129 -Paragraph 4 -LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy. Reference 4: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02.22(a)(5)) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 Reference 5: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 02 -Paragraph 22 -Article 5 Reference 6: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 505 -SubTopic 10 -Section 50 -Paragraph 3 -URI http://asc.fasb.org/extlink&oid=6928386&loc=d3e21475-112644 Reference 7: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Glossary Conversion Rate -URI http://asc.fasb.org/extlink&oid=6509012 + Details
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- Definition Costs and payments related to employee benefits and equity-based compensation, such as pension expense and contributions, other postretirement benefits expense and payments, stock or unit options expense, and amortization of restricted stock or unit. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 95 -Paragraph 28 -LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy. Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 28 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=6943989&loc=d3e3602-108585 + Details
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- Definition Aggregate share number for all nonredeemable preferred stock (or preferred stock redeemable solely at the option of the issuer) held by stockholders. Does not include preferred shares that have been repurchased. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Article 5 -Section 02 -Paragraph 29 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02.28) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 + Details
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- Definition The cash inflow associated with the amount received from holders exercising their stock options. This item inherently excludes any excess tax benefit, which the entity may have realized and reported separately. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Glossary Financing Activities -URI http://asc.fasb.org/extlink&oid=6513228 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (j) -URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 123R -Paragraph A240 -Subparagraph i -LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy. Reference 4: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 14 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=6943989&loc=d3e3255-108585 Reference 5: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 95 -Paragraph 18 -LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy. Reference 6: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 95 -Paragraph 19 -Subparagraph a -LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy. + Details
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