Earnings Per Share (Tables)

12 Months Ended

Sep. 30, 2023

Earnings Per Share [Abstract]

Calculations of Net (Loss) Income Per Common Share

Calculations of net (loss) income per common share were as follows (in thousands, except per share data):

	Year Ended September 30,
	2023			2022			2021
Net (loss)/income	$	(120,116	)	$	(182,678	)	$	16,588
Basic weighted average common    shares outstanding		39,465			36,133			35,713
Add: Incremental shares for:
Dilutive effect of warrants		—			—			2,543
Dilutive effect of restricted stock		—			—			587
Diluted weighted average common    shares outstanding		39,465			36,133			38,843
Net (loss)/income per common share    attributable to Mesa Air Group:
Basic	$	(3.04	)	$	(5.06	)	$	0.46
Diluted	$	(3.04	)	$	(5.06	)	$	0.43

Number of Weighted-Average Potentially Dilutive Shares Excluded from Calculation of Diluted Net (Loss) Income Per Share

The following number of weighted-average potentially dilutive shares (in thousands) were excluded from the calculation of diluted net (loss) income per share because the effect of including such potentially dilutive shares would have been anti-dilutive:

	Year Ended September 30,
	2023		2022		2021
Warrants		—		758
Restricted stock		—		106
		—		864		—