Earnings per Share (Narrative) (Details) - shares	12 Months Ended
	Dec. 31, 2021	Dec. 31, 2020
Earnings Per Share [Abstract]
Convertible Preferred Stock, Shares Issuable upon Conversion	the Company’s shares of Series N preferred stock, each of which is convertible to 40 common shares, have the right to receive dividends or dividend equivalents should the Company declare dividends on its common stock.
Series N preferred stock, each convertible to common shares	40
Anti-dilutive common shares	300,000	100,000