Condensed Consolidated Statements of Income - USD ($) $ in Millions	3 Months Ended		9 Months Ended
	Sep. 30, 2020	Sep. 30, 2019	Sep. 30, 2020	Sep. 30, 2019
Services revenue	$ 229.1	$ 418.6	$ 842.2	$ 1,242.2
Cost of services	187.1	359.9	843.8	1,068.4
Lease impairment	0.3	0.0	94.5	0.0
Gross profit	42.0	58.7	(1.6)	173.8
General and administrative expenses	18.4	26.0	61.9	80.8
Depreciation and amortization	8.2	7.3	23.6	21.8
Impairment of goodwill and intangible assets	131.6	0.0	135.3	0.0
Operating (loss) income	(116.2)	25.4	(222.4)	71.2
Other expense (income)
Interest expense	5.7	4.8	15.4	14.7
Interest income	(0.1)	(0.1)	(0.3)	(0.3)
Other expenses	0.0	0.0	0.2	0.0
Gain on sale of other investments	0.0	0.0	(0.3)	0.0
Total other expenses	5.6	4.7	15.0	14.4
(Loss) earnings before income taxes	(121.8)	20.7	(237.4)	56.8
Income tax (benefit) expense	(33.5)	5.7	(63.7)	14.6
Net (loss) income	(88.3)	15.0	(173.7)	42.2
Less: Net (loss) income attributable to noncontrolling interest	(0.2)	0.8	(0.4)	2.2
Net (loss) income attributable to SP Plus Corporation	$ (88.1)	$ 14.2	$ (173.3)	$ 40.0
Net (loss) income per common share
Basic (in dollars per share)	$ (4.19)	$ 0.64	$ (8.23)	$ 1.79
Diluted (in dollars per share)	$ (4.19)	$ 0.64	$ (8.23)	$ 1.78
Weighted average shares outstanding
Basic (in shares)	21,047,076	21,945,129	21,057,080	22,277,852
Diluted (in shares)	21,047,076	22,038,905	21,057,080	22,411,965
Lease Type Contracts
Services revenue	$ 38.5	$ 104.6	$ 150.4	$ 307.6
Cost of services	34.4	93.0	157.7	274.5
Gross profit	4.1	11.6	(7.3)	33.1
Management Type Contracts
Services revenue	79.7	132.6	279.6	395.4
Cost of services	41.5	85.5	179.4	254.7
Lease impairment	0.3	0.0	94.5	0.0
Gross profit	38.2	47.1	100.2	140.7
Lease and Management Type Contracts
Services revenue	118.2	237.2	430.0	703.0
Cost of services	75.9	178.5	337.1	529.2
Reimbursed Management Type Contract Revenue
Services revenue	110.9	181.4	412.2	539.2
Cost of services	$ 110.9	$ 181.4	$ 412.2	$ 539.2