Net (Loss) Income per Common Share (Tables)

6 Months Ended

Jun. 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					Six Months Ended
(millions, except share and per share data) (unaudited)	June 30, 2020			June 30, 2019		June 30, 2020			June 30, 2019
Net (loss) income attributable to SP Plus Corporation	$	(39.1	)	$	15.2	$	(85.2	)	$	25.8
Basic weighted average common shares outstanding		20,972,057			22,382,139		21,062,495			22,445,825
Dilutive impact of share-based awards		—			150,074		—			154,282
Diluted weighted average common shares outstanding		20,972,057			22,532,213		21,062,495			22,600,107
Net (loss) income per common share
Basic	$	(1.86	)	$	0.68	$	(4.05	)	$	1.15
Diluted	$	(1.86	)	$	0.68	$	(4.05	)	$	1.14