Earnings Per Share (Details) - USD ($) $ / shares in Units, $ in Thousands	3 Months Ended
	Dec. 31, 2021	Dec. 31, 2020
Numerator:
Net income (loss)	$ 1,187	$ (307)
Denominator:
Denominator for basic net income per common share — weighted average shares outstanding	34,560,000	29,374,000
Effect of dilutive securities:
Stock options and restricted stock units	1,207,000	0
Denominator for diluted net income per common share — adjusted weighted average shares	35,767,000	29,374,000
Basic net income per common share:
Net income (loss), basic (USD per share)	$ 0.03	$ (0.01)
Diluted net income per common share
Net income (loss), diluted (USD per share)	$ 0.03	$ (0.01)
Potentially dilutive securities excluded from computation of earnings per share	35,160	547,045
Incremental Common Shares Excluded From Loss Per Share Calculation		1,157,727