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Defined Contribution Plans | 12 Months Ended
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Dec. 31, 2012
Defined Contribution Plans | (13) Defined Contribution Plans The Company sponsored a defined contribution plan for certain of its employees and makes available a 401(k) plan for its U.S. employees to which it made contributions in prior years. Contributions made by the Company for the years ended December 31, 2012, 2011 and 2010 amounted to $-0-, $-0-, and $21,000, respectively.

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- Definition The entire disclosure for an entity's employee compensation and benefit plans, including, but not limited to, postemployment and postretirement benefit plans, defined benefit pension plans, defined contribution plans, non-qualified and supplemental benefit plans, deferred compensation, share-based compensation, life insurance, severance, health care, unemployment and other benefit plans. + References No definition available. + Details
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Namespace Prefix: | us-gaap_
Data Type: | nonnum:textBlockItemType
Balance Type: | na
Period Type: | duration