Shareholder's Equity and Dividends (Details) - shares	12 Months Ended
	Dec. 31, 2020	Dec. 31, 2019
Warrants [Member]
Class Of Stock [Line Items]
Balance, shares	21,249,999
Warrants exercised	(1)
Balance, shares	21,249,998	21,249,999
Class A common stock [Member]
Class Of Stock [Line Items]
Balance, shares	45,963,716	45,855,000
Restricted stock grant vesting	143,466	109,000
Warrants exercised	1
Balance, shares	46,107,183	45,963,716
Class C common stock [Member]
Class Of Stock [Line Items]
Balance, shares	40,000,000	40,000,000
Balance, shares	40,000,000	40,000,000