Share-Based Compensation and Warrants - Summary of Stock Option (Details) (USD $)	6 Months Ended
Jun. 30, 2014
Options
Outstanding at December 31, 2013	548,566
Granted
Exercised
Outstanding at June 30, 2014	548,566
Exercisable at June 30, 2014	352,061
Weighted Average Exercise Price
Outstanding at December 31, 2013	$ 58.22
Granted
Exercised
Outstanding at June 30, 2014	$ 58.22
Exercisable at June 30, 2014	$ 45.10
Weighted Average Remaining Contractual Life ( years)
Outstanding at June 30, 2014	7 years 3 months
Exercisable at June 30, 2014	6 years 6 months

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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.

+ References

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-Publisher FASB

-Name Accounting Standards Codification

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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.

+ References

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Weighted average remaining contractual term for vested portions of options outstanding and currently exercisable or convertible, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

+ References

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Net number of share options (or share units) granted during the period.

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- Definition

Number of options outstanding, including both vested and non-vested options.

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Weighted average price at which grantees can acquire the shares reserved for issuance under the stock option plan.

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Weighted average remaining contractual term for option awards outstanding, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

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Weighted average price at which option holders acquired shares when converting their stock options into shares.

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Weighted average per share amount at which grantees can acquire shares of common stock by exercise of options.

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No definition available.

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Number of share options (or share units) exercised during the current period.

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