| **Shareholders' Equity (Stock Options Activity) (Details) (USD $)**                                | 12 Months Ended |
|----------------------------------------------------------------------------------------------------|-----------------|
||
| **Stock Options, Number of Shares [Roll Forward]**                                                 |            |   |   |
| Stock Options, Shares Outstanding at Beginning of Year                                             | 2,742           | 3,658 | 5,353 |
| Stock Options, Shares Granted                                                                      | 0               | 0 | 0 |
| Stock Options, Shares Assumed                                                                      | 0               | 78 | 0 |
| Stock Options, Shares Exercised                                                                    | 0               | 0 | 0 |
| Stock Options, Shares Forfeited/Expired                                                            | (1,617)         | (994) | (1,695) |
| Stock Options, Shares Outstanding at End of Year                                                   | 1,125           | 2,742 | 3,658 |
| **Stock Options, Weighted Average Exercise Price [Roll Forward]**                                  |            |   |   |
| Stock Options, Oustanding at Beginning of Year, Weighted Average Exercise Price (in usd per share) | $ 1,821.79      | $ 1,857.00 | $ 1,701.00 |
| Stock Options, Granted, Weighted Average Exercise Price (in usd per share)                         | $ 0.00          | $ 0.00 | $ 0.00 |
| Stock Options, Assumed, Weighted Average Exercise Price (in usd per share)                         | $ 0.00          | $ 267.53 | $ 0.00 |
| Stock Options, Exercised, Weighted Average Exercise Price (in usd per share)                       | $ 0.00          | $ 0.00 | $ 0.00 |
| Stock Options, Forfeited/Expired, Weighted Average Exercise Price (in usd per share)               | $ 1,723.34      | $ 1,829.09 | $ 1,363.00 |
| Stock Options, Oustanding at End of Year, Weighted Average Exercise Price (in usd per share)       | $ 1,963.29      | $ 1,821.79 | $ 1,857.00 |
| **Stock Options, Exercisable at End of Year**                                                      |            |   |   |
| Stock Options, Shares Exercisable at End of Year                                                   | 1,125           | 2,711 | 3,596 |
| Stock Options, Exercisable at End of Year, Weighted Average Exercise Price (in usd per share)      | $ 1,963.29      | $ 1,825.85 | $ 1,863.00 |

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| - Definition
The number of shares into which fully or partially vested stock options outstanding as of the balance sheet date can be currently converted under the option plan.
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| - Definition
The weighted-average price as of the balance sheet date at which grantees can acquire the shares reserved for issuance on vested portions of options outstanding and currently exercisable under the stock option plan.
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| - Definition
For presentations that combine terminations, the number of shares under options that were cancelled during the reporting period as a result of occurrence of a terminating event specified in contractual agreements pertaining to the stock option plan or that expired.
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| - Definition
Weighted average price of options that were either forfeited or expired.
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| - Definition
Gross number of share options (or share units) granted during the period.
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| - Definition
The addition or reduction in the number of reserved shares that could potentially be issued under the option plan attributable to reasons other than grants, exercises, forfeitures, and expirations during the reporting period.
+ References
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|-------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|
| - Definition
The number of shares reserved for issuance under stock option agreements awarded under the plan that validly exist and are outstanding as of the balance sheet date, including vested options.
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| - Definition
Weighted average price at which grantees can acquire the shares reserved for issuance under the stock option plan.
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| - Definition
Weighted average price at which option holders acquired shares when converting their stock options into shares.
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Weighted average price at which grantees can acquire the shares reserved for issuance on stock options awarded.
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| - Definition
Weighted average price at which grantees could acquire or could have acquired the underlying shares with respect to any other type of change in shares reserved for issuance.
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No definition available.
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| - Definition
Number of share options (or share units) exercised during the current period.
+ References
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