Condensed Consolidated Statement of Income - USD ($) shares in Millions, $ in Millions	3 Months Ended		6 Months Ended
	Jun. 30, 2016	Jun. 30, 2015	Jun. 30, 2016	Jun. 30, 2015
Operating revenues	$ 373.9	$ 349.3	$ 735.2	$ 689.3
Out-of-pocket reimbursements	16.6	14.2	36.0	29.9
Total revenues	390.5	363.5	771.2	719.2
Costs and expenses	320.4	289.7	627.3	567.2
Depreciation and amortization	24.2	21.7	46.3	43.1
Operating income	45.9	52.1	97.6	108.9
Interest expense	(6.5)	(5.8)	(12.6)	(11.9)
Other income, net	7.0	92.2	13.3	175.5
Equity in earnings of unconsolidated affiliates	10.2	12.7	16.9	27.4
Income from continuing operations before income taxes and non-controlling interest	56.6	151.2	115.2	299.9
Income taxes	22.1	55.7	42.2	111.3
Income from continuing operations before non-controlling interest	34.5	95.5	73.0	188.6
Income from discontinued operations, net of tax	18.7	12.0	37.2	26.7
Net income	53.2	107.5	110.2	215.3
Net (income) loss attributable to non-controlling interest	(0.2)	0.0	0.9	0.0
Net income attributable to DST Systems, Inc.	$ 53.0	$ 107.5	$ 111.1	$ 215.3
Weighted average common shares outstanding	33.3	36.6	33.6	36.9
Weighted average diluted shares outstanding	33.6	37.0	33.9	37.3
Basic earnings per share
Continuing operations attributable to DST Systems, Inc., per basic share	$ 1.03	$ 2.61	$ 2.20	$ 5.11
Discontinued operations, per basic share	0.56	0.33	1.11	0.73
Basic earnings per share	1.59	2.94	3.31	5.84
Diluted earnings per share
Continuing operations attributable to DST Systems, Inc., per diluted share	1.03	2.58	2.18	5.06
Discontinued operation, per diluted share	0.55	0.33	1.10	0.72
Diluted earnings per share	1.58	2.91	3.28	5.78
Cash dividends per share of common stock	$ 0.33	$ 0.30	$ 0.66	$ 0.60