CONSOLIDATED BALANCE SHEETS (Parenthetical) - $ / shares	Sep. 30, 2021	Sep. 30, 2020
Statement of Financial Position [Abstract]
Common stock, par or stated value per share (in dollars per share)	$ 0.01	$ 0.01
Common stock, shares authorized (in shares)	40,000,000	40,000,000
Common stock, shares issued (in shares)	10,061,185	9,883,851
Common stock, shares outstanding (in shares)	10,061,185	9,883,851