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Shareholder Protection Rights Agreement (Details)
12 Months Ended
Mar. 30, 2016
$ / shares
Dec. 31, 2016
$ / shares
Acquisition of outstanding shares   15.00%
Exercise Price $ 14.50 $ 14.50
Redemption price   $ 0.01
Post reserve split ratio 0.1  
Series E Preferred Stock [Member]    
Post reserve split ratio   0.0001