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Note 23: Stock Option And Compensation Plans (Tables) | 12 Months Ended
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Dec. 31, 2012
Schedule of Share-based Compensation, Stock Options, Activity [Table Text Block] |
(Amounts in thousands, except per share amounts) |  | Shares Under Option |  |  | Range of Price Per Share |  |  | Weighted-Average Exercise Price Per Share |
Outstanding on December 31, 2009 |  |  | 23,520 |  |  | $2.64 | - | $65.91 |  |  | $ | 28.55 |
Granted |  |  | 300 |  |  | $3.96 | - | $5.96 |  |  | $ | 4.17 |
Exercised |  |  | - |  |  |  | N/A |  |  |  |  | N/A |
Terminated, Expired, Surrendered |  |  | 5,790 |  |  | $7.41 | - | $65.91 |  |  | $ | 37.68 |
Outstanding on December 31, 2010 |  |  | 18,030 |  |  | $2.64 | - | $48.34 |  |  | $ | 25.22 |
Granted |  |  | 2,179 |  |  | $2.82 | - | $5.22 |  |  | $ | 3.41 |
Exercised |  |  | - |  |  |  | N/A |  |  |  |  | N/A |
Terminated, Expired, Surrendered |  |  | 6,599 |  |  | $3.40 | - | $65.91 |  |  | $ | 31.07 |
Outstanding on December 31, 2011 |  |  | 13,610 |  |  | $2.64 | - | $38.04 |  |  | $ | 18.89 |
Granted |  |  | - |  |  |  | N/A |  |  |  |  | N/A |
Exercised |  |  | - |  |  |  | N/A |  |  |  |  | N/A |
Terminated, Expired, Surrendered |  |  | 5,670 |  |  | $3.40 | - | $38.04 |  |  | $ | 27.97 |
Outstanding on December 31, 2012 |  |  | 7,940 |  |  | $2.64 | - | $36.66 |  |  | $ | 12.40 |
Exercisable on December 31, 2010 |  |  | 16,036 |  |  | $2.64 | - | $48.34 |  |  | $ | 27.64 |
Exercisable on December 31, 2011 |  |  | 10,568 |  |  | $2.64 | - | $38.04 |  |  | $ | 23.25 |
Exercisable on December 31, 2012 |  |  | 6,456 |  |  | $2.64 | - | $36.66 |  |  | $ | 14.38 |
Schedule of Share-based Compensation, Shares Authorized under Stock Option Plans, by Exercise Price Range [Table Text Block] |
|  |  |  |  |  |  | Options Outstanding |  |  |  |  |  | Options Exercisable |
Range of Exercise Prices |  |  |  |  |  | Weighted-Average Remaining |  |  |  |  |  |  |  |  |  |
At Least |  |  |  | Less Than |  |  | Options |  |  | Contractual Life (Years) |  |  | Weighted-Average Exercise Price |  |  | Options |  |  | Weighted-Average Exercise Price |
$ | 2 |  | - |  | $ | 10 |  |  |  | 5,145 |  |  |  | 3.56 |  |  | $ | 5.34 |  |  |  | 3,661 |  |  | $ | 5.96 |
$ | 10 |  | - |  | $ | 30 |  |  |  | 2,222 |  |  |  | 1.33 |  |  | $ | 23.97 |  |  |  | 2,222 |  |  | $ | 23.97 |
$ | 30 |  | - |  | $ | 40 |  |  |  | 573 |  |  |  | 0.28 |  |  | $ | 31.00 |  |  |  | 573 |  |  | $ | 31.00 |
|  |  |  |  |  |  |  |  |  | 7,940 |  |  |  |  |  |  |  |  |  |  |  | 6,456 |  |  |  |  |
Schedule of Share-based Payment Award, Stock Options, Valuation Assumptions [Table Text Block] |
|  | For the Year Ended |
|  | 2011 |  |  | 2010 |
Weighted-average risk-free interest rate |  |  | 2.48% |  |  |  |  | 1.50% |  |
Risk-free interest rates |  | 2.2% | - | 2.5% |  |  | 1.5% | - | 2.9% |
Weighted-average expected option lives (years) |  |  | 6 |  |  |  |  | 6 |  |
Expected option lives (years) |  |  | 6 |  |  |  |  | 6 |  |
Weighted-average volatility |  |  | 59% |  |  |  |  | 57% |  |
Expected volatilities |  | 59% | - | 60% |  |  | 45% | - | 58% |
Weighted-average expected dividend yield |  |  | 0.0% |  |  |  |  | 0.0% |  |
Expected dividend yields |  |  | 0.0% |  |  |  |  | 0.0% |  |

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- Definition Tabular disclosure of option exercise prices, by grouped ranges, including the upper and lower limits of the price range, the number of shares under option, weighted average exercise price and remaining contractual option terms. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 123R -Paragraph 64 -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 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 123R -Paragraph A240 -Subparagraph f -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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- Definition Tabular disclosure of the number and weighted-average exercise prices (or conversion ratios) for share options (or share units) that were outstanding at the beginning and end of the year, vested and expected to vest, exercisable or convertible at the end of the year, and the number of share options or share units that were granted, exercised or converted, forfeited, and expired during the year. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (c)(1) -URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901 + Details
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- Definition Tabular disclosure of the significant assumptions used during the year to estimate the fair value of stock options, including, but not limited to: (a) expected term of share options and similar instruments, (b) expected volatility of the entity's shares, (c) expected dividends, (d) risk-free rate(s), and (e) discount for post-vesting restrictions. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (f)(2) -URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901 + Details
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