Stockholders' Equity (Details) (USD $) In Thousands, except Per Share data, unless otherwise specified				24 Months Ended
	Dec. 31, 2013	Dec. 31, 2012	Dec. 31, 2011	Dec. 31, 2013 1999 Stock Compensation Plan [Member]	Dec. 31, 2013 2009 Stock Compensation Plan [Member]	Dec. 31, 2013 2009 Stock Compensation Plan [Member] Minimum [Member]	Dec. 31, 2013 2009 Stock Compensation Plan [Member] Maximum [Member]	Dec. 31, 2013 2011 Stock Compensation Plan [Member]	Dec. 31, 2013 Individual Stock Option Plans [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Shares authorized for issuance				4,000	7,000			100,000
Option vesting period				Quarterly over 3 years	Quarterly over 3 years			Immediate / Quarterly over 3 years	Quarterly over 3 years
Date adopted by shareholders				June 2009				November 2011
Option term				7 years		3 years	7 years	7 years	7 years
Options outstanding	69,537	44,529	51,353	175	425			68,812	125
Excercisable stock options	43,379	23,319		175	425			42,654	125
Weighted average exercise price	$ 0.05	$ 0.05	$ 0.09	$ 0.21	$ 0.11			$ 0.047	$ 0.15