Consolidated Balance Sheets (Parentheticals) - $ / shares	Jun. 30, 2024	Dec. 31, 2023
Preferred stock, par value (in dollars per share)	$ 0.01	$ 0.01
Preferred stock, shares authorized (in shares)	50,000,000	50,000,000
Preferred stock, shares outstanding (in shares)	0	0
Preferred stock, shares Issued (in shares)	0	0
Class A Common Stock
Common stock, par value (in dollars per share)	$ 0.01	$ 0.01
Common stock, shares authorized (in shares)	225,000,000	225,000,000
Common stock, shares issued (in shares)	43,728,727	44,002,581
Common stock, shares outstanding (in shares)	43,728,727	44,002,581
Class B Common Stock
Common stock, par value (in dollars per share)	$ 0.01	$ 0.01
Common stock, shares authorized (in shares)	35,000,000	35,000,000
Common stock, shares issued (in shares)	8,718,991	8,809,557
Common stock, shares outstanding (in shares)	8,718,991	8,809,557