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Employee Benefit Plans (Details) (USD $) | 12 Months Ended
--- | ---
Dec. 31, 2012 | Dec. 31, 2011
Pension plans for Swedish employees [Member] |  |
Employee Benefit Plans (Textual) |  |
Defined benefit plan contribution, Amount | $ 139,500 | $ 50,000
Defined benefit plan contribution, Percentage | 5.00% | 5.00%
Matching contributions by employer | 0.00% | 0.00%
U.S. Employee's 401K Pension Plan [Member] |  |
Employee Benefit Plans (Textual) |  |
Defined benefit plan contribution, Amount | $ 26,900 |
Defined benefit plan contribution, Percentage | 6.00% |
Matching contributions by employer | 0.00% |

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- Details
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- Definition Percentage of employees' gross pay for which the employer contributes a matching contribution to a defined contribution plan. + References No definition available. + Details
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- Definition Maximum amount per employee, by the terms of the plan, that the employer may contribute to a defined contribution plan. + References No definition available. + Details
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Data Type: | xbrli:monetaryItemType
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Period Type: | duration

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- Definition Maximum percentage of employee gross pay, by the terms of the plan, that the employer may contribute to a defined contribution plan. + References No definition available. + Details
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