Condensed Consolidated Statements of Income - USD ($) $ in Millions	3 Months Ended		6 Months Ended
	Jun. 30, 2020	Jun. 30, 2019	Jun. 30, 2020	Jun. 30, 2019
Services revenue	$ 203.4	$ 414.2	$ 613.1	$ 823.6
Cost of services	216.8	352.3	656.7	708.5
Lease impairment	16.7	0.0	94.2	0.0
Gross profit	(13.4)	61.9	(43.6)	115.1
General and administrative expenses	22.8	27.7	43.5	54.8
Depreciation and amortization	7.9	7.3	15.4	14.5
Impairment of intangible assets	3.7	0.0	3.7	0.0
Operating (loss) income	(47.8)	26.9	(106.2)	45.8
Other expense (income)
Interest expense	5.3	4.9	9.7	9.9
Interest income	(0.1)	(0.1)	(0.2)	(0.2)
Other expenses	0.2	0.0	0.2	0.0
Gain on sale of other investments	0.0	0.0	(0.3)	0.0
Total other expenses	5.4	4.8	9.4	9.7
(Loss) earnings before income taxes	(53.2)	22.1	(115.6)	36.1
Income tax (benefit) expense	(13.4)	5.8	(30.2)	8.9
Net (loss) income	(39.8)	16.3	(85.4)	27.2
Less: Net (loss) income attributable to noncontrolling interest	(0.7)	1.1	(0.2)	1.4
Net (loss) income attributable to SP Plus Corporation	$ (39.1)	$ 15.2	$ (85.2)	$ 25.8
Net (loss) income per common share
Basic (in dollars per share)	$ (1.86)	$ 0.68	$ (4.05)	$ 1.15
Diluted (in dollars per share)	$ (1.86)	$ 0.68	$ (4.05)	$ 1.14
Weighted average shares outstanding
Basic (in shares)	20,972,057	22,382,139	21,062,495	22,445,825
Diluted (in shares)	20,972,057	22,532,213	21,062,495	22,600,107
Lease Type Contracts
Services revenue	$ 30.2	$ 105.2	$ 111.9	$ 203.0
Cost of services	43.1	91.8	123.3	181.5
Gross profit	(12.9)	13.4	(11.4)	21.5
Management Type Contracts
Services revenue	62.8	129.9	199.9	262.8
Cost of services	46.6	81.4	137.9	169.2
Lease impairment	16.7	0.0	94.2	0.0
Gross profit	16.2	48.5	62.0	93.6
Lease and Management Type Contracts
Services revenue	93.0	235.1	311.8	465.8
Cost of services	89.7	173.2	261.2	350.7
Reimbursed Management Type Contract Revenue
Services revenue	110.4	179.1	301.3	357.8
Cost of services	$ 110.4	$ 179.1	$ 301.3	$ 357.8