Summary of Significant Accounting Policies - Reconciliation of Cash, Cash Equivalents, and Restricted Cash (Details) - USD ($)	Jun. 30, 2021	Mar. 31, 2021	Dec. 31, 2020	Mar. 31, 2020	Dec. 31, 2019
Accounting Policies [Abstract]
Cash and cash equivalents	$ 8,179,428		$ 1,614,771
Restricted cash	212,246		340,672
Total cash, cash equivalents, and restricted cash as shown in our unaudited consolidated statements of cash flows	$ 8,391,674	$ 8,391,674	$ 1,955,443	$ 2,687,725	$ 4,253,565