Business Unit Segment Information (Tables)

9 Months Ended

Sep. 30, 2017

Segment Reporting [Abstract]

Summary of revenues (excluding reimbursed management contract revenue) and gross profit by regions

The following is a summary of revenues (excluding reimbursed management contract revenue) and gross profit by regions for the three and nine months ended September 30, 2017 and 2016:

	Three Months Ended September 30,										Nine Months Ended September 30,
(millions) (unaudited)	2017			Gross Margin %		2016			Gross Margin %		2017			Gross Margin %		2016			Gross Margin %
Parking Services Revenue
Region One
Lease contracts	$	108.9				$	104.9				$	326.0				$	316.6
Management contracts	62.5					61.1					190.1					185.5
Total Region One	171.4					166.0					516.1					502.1
Region Two
Lease contracts	32.0					31.2					96.6					93.7
Management contracts	22.2					20.6					66.4					69.1
Total Region Two	54.2					51.8					163.0					162.8
Other
Lease contracts	—					—					—					—
Management contracts	2.0					2.4					6.3					7.4
Total Other	2.0					2.4					6.3					7.4
Reimbursed management contract revenue	165.1					177.0					512.7					501.8
Total Parking Services Revenue	$	392.7				$	397.2				$	1,198.1				$	1,174.1
Gross Profit
Region One
Lease contracts	$	7.8		7	%	$	8.8		8	%	$	28.9		9	%	$	25.3		8	%
Management contracts	25.3			40	%	24.4			40	%	74.7			39	%	70.7			38	%
Total Region One	33.1					33.2					103.6					96.0
Region Two
Lease contracts	1.6			5	%	1.5			5	%	4.9			5	%	4.0			4	%
Management contracts	6.2			28	%	6.2			30	%	19.5			29	%	18.0			26	%
Total Region Two	7.8					7.7					24.4					22.0
Other
Lease contracts	0.5			—	%	—			—	%	1.8			—	%	0.6			—	%
Management contracts	4.5			225	%	3.0			125	%	14.1			224	%	10.7			145	%
Total Other	5.0					3.0					15.9					11.3
Total gross profit	$	45.9				$	43.9				$	143.9				$	129.3
General and administrative expenses	19.6					20.3					63.3					67.0
General and administrative expense percentage of gross profit	43		%			46		%			44		%			52		%
Depreciation and amortization	4.9					7.8					16.3					26.8
Operating income	21.4					15.8					64.3					35.5
Other expenses (income)
Interest expense	2.2					2.7					7.1					8.1
Interest income	(0.2		)			(0.1		)			(0.5		)			(0.4		)
Gain on sale of business	—					—					(0.1		)			—
Equity in losses from investment in unconsolidated entity	0.1					0.4					0.5					1.2
Total other expenses (income)	2.1					3.0					7.0					8.9
Earnings before income taxes	19.3					12.8					57.3					26.6
Income tax expense	7.3					5.1					21.3					10.9
Net income	12.0					7.7					36.0					15.7
Less: Net income attributable to noncontrolling interest	0.8					0.7					2.6					2.2
Net income attributable to SP Plus Corporation	$	11.2				$	7.0				$	33.4				$	13.5