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Preferred Stock (Tables)
12 Months Ended
Dec. 31, 2020
Preferred Stock, Number of Shares, Par Value and Other Disclosures [Abstract]  
Schedule of Stock by Class The following table shows our authorized, issued, and outstanding preferred stock as of December 31, 2020:
AuthorizedIssued and Outstanding
5% Series A-2 Preferred
7,500 45 
0% Series C Preferred
1,750 — 
0% Series D Preferred
4,000 — 
6% Series D Preferred
1,750,000 1,697,958 
6% Series E Preferred
175,000 131,579 
1,938,250 1,829,582