CONSOLIDATED STATEMENTS OF INCOME (USD $) In Thousands, except Share data, unless otherwise specified	12 Months Ended
	Dec. 31, 2013		Dec. 31, 2012		Dec. 31, 2011
Parking services revenue:
Lease contracts	$ 489,575		$ 250,355		$ 147,510
Management contracts	347,346		230,501		173,725
Reimbursed management contract revenue	629,878		473,082		408,427
Total revenue	1,466,799		953,938		729,662
Cost of parking services:
Lease contracts	456,090		231,781		136,494
Management contracts	208,730		141,949		97,186
Reimbursed management contract expense	629,878		473,082		408,427
Total cost of parking services	1,294,698		846,812		642,107
Gross profit:
Lease contracts	33,485		18,574		11,016
Management contracts	138,616		88,552		76,539
Total gross profit	172,101		107,126		87,555
General and administrative expenses	98,931	[1]	86,540	[1]	48,297	[1]
Depreciation and amortization	31,193		13,513		6,618
Total costs and expenses	1,424,822		946,865		697,022
Operating income	41,977		7,073		32,640
Other expenses (income):
Interest expense	19,034		8,616		4,691
Interest income	(643)		(297)		(227)
Total other expenses (income)	18,391		8,319		4,464
Income (loss) before income taxes	23,586		(1,246)		28,176
Income tax expense (benefit)	8,821		(3,620)		10,700
Net income	14,765		2,374		17,476
Less: Net income attributable to noncontrolling interest	2,676		1,034		378
Net income attributable to SP Plus Corporation	$ 12,089		$ 1,340		$ 17,098
Net income per common share:
Basic (in dollars per share)	$ 0.55		$ 0.08		$ 1.09
Diluted (in dollars per share)	$ 0.54		$ 0.08		$ 1.07
Weighted average shares outstanding:
Basic (in shares)	21,902,870		17,179,606		15,703,595
Diluted (in shares)	22,249,584		17,490,204		16,047,879

[1] Non cash stock based compensation expense of $4,227, $2,103 and $2,451 for the years ended December 31, 2013, 2012 and 2011, respectively, is included in general and administrative expenses.