CONSOLIDATED BALANCE SHEETS (Parenthetical) - $ / shares	Sep. 30, 2023	Dec. 31, 2022
Redeemable preferred stock, par value (in dollars per share)	$ 0.60	$ 0.60
Redeemable preferred stock, authorized	200,000	200,000
Redeemable preferred stock, issued	45,209	34,383
Redeemable preferred stock, outstanding	45,209	34,383
Common Class A [Member]
Common stock, par value (in dollars per share)	$ 0.60	$ 0.60
Common stock, authorized	24,655,000	24,655,000
Common stock, issued	15,746,552	15,322,875
Common stock, outstanding	15,746,552	15,322,875
Common Class B [Member]
Common stock, par value (in dollars per share)	$ 0.60
Common stock, authorized	145,000
Common stock, issued	0	0