ENVIRONMENTAL TECTONICS CORP
CIK:0000033113|SEC Filings
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Earnings per Share (Details) (USD $)
In Thousands, except Share data, unless otherwise specified |
9 Months Ended | 9 Months Ended | |||||||||||||||||
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Nov. 23, 2012
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Feb. 24, 2012
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Nov. 25, 2011
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Nov. 23, 2012
Promissory Note [Member]
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Nov. 23, 2012
Line of Credit with PNC Bank [Member]
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Nov. 23, 2012
Series D Preferred Stock [Member]
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Sep. 28, 2012
Series D Preferred Stock [Member]
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Feb. 24, 2012
Series D Preferred Stock [Member]
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Nov. 23, 2012
Series D Preferred Stock [Member]
Issued in April 2009 [Member]
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Feb. 24, 2012
Series D Preferred Stock [Member]
Issued in April 2009 [Member]
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Nov. 23, 2012
Series D Preferred Stock [Member]
Issued in July 2009 [Member]
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Feb. 24, 2012
Series D Preferred Stock [Member]
Issued in July 2009 [Member]
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Nov. 23, 2012
Series D Preferred Stock [Member]
Issued in October 2010 [Member]
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Feb. 24, 2012
Series D Preferred Stock [Member]
Issued in October 2010 [Member]
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Nov. 23, 2012
Series E Preferred Stock [Member]
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Feb. 24, 2012
Series E Preferred Stock [Member]
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Jul. 02, 2009
Series E Preferred Stock [Member]
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Nov. 23, 2012
Series E Preferred Stock [Member]
Issued in July 2009 [Member]
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Feb. 24, 2012
Series E Preferred Stock [Member]
Issued in July 2009 [Member]
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| Earnings Per Share, Basic, by Common Class, Including Two Class Method [Line Items] | |||||||||||||||||||
| Number of classes of common stock | 1 | ||||||||||||||||||
| Number of classes of cumulative participating preferred stock | 2 | ||||||||||||||||||
| Conversion basis of preferred stock | one-for-one | ||||||||||||||||||
| Cumulative convertible participating Preferred Stock | $ 12,127 | $ 22,127 | $ 0 | $ 386 | $ 386 | $ 12,127 | $ 21,741 | ||||||||||||
| Amount of preferred stock being converted | 55 | 55 | 100 | 100 | 231 | 231 | 21,741 | 21,741 | |||||||||||
| Exercise price of convertible preferred stock (in dollars per share) | $ 2 | $ 0.94 | $ 0.94 | $ 1.11 | $ 1.11 | $ 3.02 | $ 3.02 | $ 2.00 | $ 2.00 | ||||||||||
| Shares issued upon conversion of preferred stock (in shares) | 6,063,321 | 58,511 | 58,511 | 90,090 | 90,090 | 76,490 | 76,490 | 6,063,321 | 11,870,391 | 10,870,321 | 10,870,321 | ||||||||
| Issuance date of debt | Feb. 20, 2009 | Jul. 02, 2009 | |||||||||||||||||
| Amount of promissory note | $ 2,000 | ||||||||||||||||||
| Warrants issued (in shares) | 200,000 | 500,000 | |||||||||||||||||
| Warrants to purchase common stock (in shares) | 143,885 | 450,450 | |||||||||||||||||
| Exercise price of warrants (in dollars per share) | $ 1.39 | $ 1.11 | |||||||||||||||||
| Outstanding options to purchase the Company's Common Stock (in shares) | 240,921 | 270,921 | |||||||||||||||||
| Outstanding options to purchase the Company's Common Stock average price (in dollars per share) | $ 4.26 | $ 4.35 | |||||||||||||||||