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Capitalization and Equity Structure (Warrants) (Annual) (Details) (USD $)
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12 Months Ended | 12 Months Ended | 12 Months Ended | 12 Months Ended | ||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
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Mar. 31, 2014
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Dec. 31, 2013
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Dec. 31, 2012
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Feb. 28, 2014
Senior Lender [Member]
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Dec. 31, 2013
Series A [Member]
Lender [Member]
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Dec. 31, 2012
Series A [Member]
Lender [Member]
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Dec. 31, 2013
Series B [Member]
Lender [Member]
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Dec. 31, 2012
Series B [Member]
Lender [Member]
|
Dec. 31, 2013
Series B [Member]
Customer [Member]
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Dec. 31, 2012
Series B [Member]
Customer [Member]
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Dec. 31, 2013
Common Stock [Member]
Lender [Member]
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Dec. 31, 2012
Common Stock [Member]
Lender [Member]
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Dec. 31, 2013
Common Stock [Member]
Investors [Member]
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Dec. 31, 2012
Common Stock [Member]
Investors [Member]
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| Class of Warrant or Right [Line Items] | ||||||||||||||
| Number of shares | 225,000 | 128,570 | 257,829 | 27,500 | 19,337 | 388,435 | ||||||||
| Date of issue | Apr. 29, 2011 | May 31, 2012 | Nov. 16, 2012 | May 31, 2012 | ||||||||||
| Exercise Price | 1.00 | 1.75 | 2.10 | 0.01 | 2.10 | 2.10 | ||||||||
| Expiration date | Oct. 31, 2021 | Jun. 01, 2022 | Nov. 16, 2019 | Jun. 01, 2022 | ||||||||||
| Warrant liability | $ 88,050,250 | $ 377,747 | $ 563,822 | $ 95,760 | $ 69,312 | $ 151,738 | $ 181,567 | $ 354,593 | $ 31,108 | $ 57,491 | ||||
| Fair value of warrants | $ 95,760 |