Net (Loss) Income per Common Share (Tables)

9 Months Ended

Sep. 30, 2020

Earnings Per Share [Abstract]

Schedule of Basic and Diluted Net (Loss) Income per Common Share and Reconciliation of Weighted Average Shares

Basic and diluted net (loss) income per common share and a reconciliation of the weighted average basic common shares outstanding to the weighted average diluted common shares outstanding is as follows:

	Three Months Ended					Nine Months Ended
(millions, except share and per share data) (unaudited)	September 30, 2020			September 30, 2019		September 30, 2020			September 30, 2019
Net (loss) income attributable to SP Plus Corporation	$	(88.1	)	$	14.2	$	(173.3	)	$	40.0
Basic weighted average common shares outstanding		21,047,076			21,945,129		21,057,080			22,277,852
Dilutive impact of share-based awards		—			93,776		—			134,113
Diluted weighted average common shares outstanding		21,047,076			22,038,905		21,057,080			22,411,965
Net (loss) income per common share
Basic	$	(4.19	)	$	0.64	$	(8.23	)	$	1.79
Diluted	$	(4.19	)	$	0.64	$	(8.23	)	$	1.78