Quarterly report pursuant to Section 13 or 15(d)

Summary of Significant Accounting Policies - Schedule of Potentially Dilutive Shares (Parenthetical) (Details)

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Summary of Significant Accounting Policies - Schedule of Potentially Dilutive Shares (Parenthetical) (Details)
Mar. 31, 2020
Common stock associated with 6% convertible senior notes  
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]  
Interest rate 6.00%