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Retirement Plan	12 Months Ended
	Dec. 31, 2013
Retirement Plan [Abstract]
Retirement Plan	17. Retirement Plan We sponsor a qualified tax-deferred savings plan in accordance with the provisions of Section 401(k) of the U.S. Internal Revenue Code, which is available to permanent U.S. employees. We make contributions of up to 4% of eligible employees’ salaries.  Our contributions were as follows: 2013 –  $60;  2012 – $57; 2011 – $63.

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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.

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No definition available.

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