12. Stockholders' Equity (Details)	12 Months Ended
Dec. 31, 2013	Dec. 31, 2012
Dividend Yield		0.00%
Risk-Free Interest Rate		0.61%
Expected Life	3 years 3 months	5 years
Minimum [Member]
Dividend Yield	2.42%
Volatility	45.73%	50.89%
Risk-Free Interest Rate	0.61%
Maximum [Member]
Dividend Yield	3.14%
Volatility	46.71%	89.27%
Risk-Free Interest Rate	0.79%

Expected dividends to be paid to holders of the underlying shares or financial instruments (expressed as a percentage of the share or instrument's price).

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 820

-SubTopic 10

-Section 50

-Paragraph 2

-Subparagraph (e)

-URI http://asc.fasb.org/extlink&oid=25499696&loc=d3e19207-110258

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- Definition

Period the instrument, asset or liability is expected to be outstanding, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

+ References

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- Definition

Risk-free interest rate assumption used in valuing an instrument.

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- Definition

Weighted average expected volatility of stock price.

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