Earnings per Share (Tables)

9 Months Ended

Jun. 30, 2020

Earnings Per Share [Abstract]

Schedule of earnings per share, basic and diluted

The following table sets forth the computation of basic and diluted earnings (loss) from continuing operations per common share (in thousands, except per share amounts):

	Three Months Ended June 30,				Nine Months Ended June 30,
	2020		2019		2020		2019
Numerator:
Numerator for basic and diluted earnings (loss) per common share—Net income (loss) attributable to Evoqua Water Technologies Corp.	$	21,384	$	4,135	$	82,341	$	(11,211	)
Denominator:
Denominator for basic net income (loss) per common share—weighted average shares	116,621		114,653		116,621		114,653
Effect of dilutive securities:
Share‑based compensation	3,595		4,781		4,432		—
Denominator for diluted net income (loss) per common share—adjusted weighted average shares	120,216		119,434		121,053		114,653
Basic earnings (loss) attributable to Evoqua Water Technologies Corp. per common share	$	0.18	$	0.04	$	0.71	$	(0.10	)
Diluted earnings (loss) attributable to Evoqua Water Technologies Corp. per common share	$	0.18	$	0.03	$	0.68	$	(0.10	)