Quarterly report pursuant to Section 13 or 15(d)

Summary of Significant Accounting Policies - Schedule of Antidilutive Securities Excluded from Computation of Earnings Per Share (Details)

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Summary of Significant Accounting Policies - Schedule of Antidilutive Securities Excluded from Computation of Earnings Per Share (Details) - shares
3 Months Ended
Mar. 31, 2018
Mar. 31, 2017
Antidilutive Securities Excluded from Computation of Earnings Per Share 16,102,000 1,040,000
Options [Member]    
Antidilutive Securities Excluded from Computation of Earnings Per Share 2,256,000
Stock-Settled Stock Appreciation Rights (SARs) [Member]    
Antidilutive Securities Excluded from Computation of Earnings Per Share 84,000 85,000
Restricted Stock and Restricted Stock Units (RSUs) [Member]    
Antidilutive Securities Excluded from Computation of Earnings Per Share 220,000
Warrants [Member]    
Antidilutive Securities Excluded from Computation of Earnings Per Share 13,542,000 955,000