Registration of securities issued in business combination transactions

CONDENSED CONSOLIDATED STATEMENTS OF CHANGES IN STOCKHOLDERS EQUITY (Unaudited) (Parenthetical)

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CONDENSED CONSOLIDATED STATEMENTS OF CHANGES IN STOCKHOLDERS EQUITY (Unaudited) (Parenthetical) - $ / shares
 3 Months Ended 9 Months Ended 12 Months Ended
Sep. 30, 2021
Sep. 30, 2020
Sep. 30, 2021
Sep. 30, 2020
Dec. 31, 2020
Dec. 31, 2019
Statement of Stockholders' Equity [Abstract]            
Shareholder dividends per share $ 3.50 $ 0.00 $ 3.50 $ 0.04 $ 0.04 $ 0.08