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Stockholders' Equity
3 Months Ended
Mar. 31, 2021
Equity [Abstract]  
Stockholders' Equity Stockholders' Equity
Common Stock

During the three months ended March 31, 2021, the remaining holders of our 9.75% convertible senior notes converted approximately $97.1 million aggregate principal amount, including accrued and unpaid interest to the date of each conversion, of our 9.75% convertible senior notes into 7,196,035 shares of our common stock.