Consolidated Balance Sheets (Parenthetical) - $ / shares	Dec. 31, 2022	Dec. 31, 2021
Common Class A [Member]
Common stock, par value	$ 0.01	$ 0.01
Common stock, shares authorized	50,000,000	50,000,000
Common stock, shares issued	19,999,000	19,999,000
Common stock, shares outstanding	19,999,000	19,999,000
Common Class B [Member]
Common stock, par value	$ 0.01	$ 0.01
Common stock, shares authorized	2,000,000	2,000,000
Common stock, shares issued	84,000	76,000
Common stock, shares outstanding	80,000	76,000