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Basis of Presentation and New Accounting Standards (Details)
May 10, 2016
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Sep. 30, 2016
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Jun. 15, 2016
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Mar. 31, 2016
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Dec. 31, 2015
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Basis Of Presentation And New Accounting Standards [Line Items]          
Reverse stock split of common stock 15        
Common stock, shares outstanding (in shares) 13,300,000 20,495,069   200,000,000 13,003,893
Number of shares callable by warrants (in shares) 1,100,000   1 16,000,000  
Common stock, shares authorized (in shares) 75,000,000 75,000,000   290,000,000 75,000,000
2014 Equity Incentive Plan [Member]          
Basis Of Presentation And New Accounting Standards [Line Items]          
Number of shares callable by warrants (in shares) 400,000     6,500,000