XML 18 R4.htm IDEA: XBRL DOCUMENT v3.22.4
Consolidated Balance Sheets (Parenthetical) - $ / shares
Dec. 31, 2022
Dec. 31, 2021
Statement of Financial Position [Abstract]    
Preferred stock, par value (usd per share) $ 0.001 $ 0.001
Preferred stock, shares authorized (in shares) 1,000,000 1,000,000
Preferred stock, shares issued (in shares) 0 0
Preferred stock, shares outstanding (in shares) 0 0
Common stock, par value (usd per share) $ 0.001 $ 0.001
Common stock, shares authorized (in shares) 37,500,000 37,500,000
Common stock, shares issued (in shares) 18,420,067 18,420,067
Common stock, shares, outstanding (in shares) 17,691,268 17,691,268