Consolidated Statements of Cash Flows - USD ($) $ in Millions	3 Months Ended
	Mar. 31, 2016	Mar. 31, 2015
Operating activities:
Net income	$ 157.8	$ 284.0
Adjustments to reconcile net income to net cash provided by/(used in) operating activities:
Amortization and depreciation	24.7	22.7
Share-based compensation expense	38.7	40.7
Other (gains)/losses, net	4.7	(2.7)
Other (gains)/losses of CSIP, net	0.0	(6.4)
Other (gains)/losses of CIP, net	24.6	(24.4)
Equity in earnings of unconsolidated affiliates	12.2	(11.8)
Dividends from unconsolidated affiliates	0.6	0.7
Changes in operating assets and liabilities:
(Increase)/decrease in cash held by CIP	86.3	9.4
(Increase)/decrease in cash held by CSIP	0.0	(8.8)
(Purchase)/sale of investments by CIP, net	(83.3)	0.0
(Purchase)/sale of trading investments, net	15.2	(39.5)
(Increase)/decrease in receivables	(993.5)	(1,632.9)
Increase/(decrease) in payables	643.2	1,312.7
Net cash provided by/(used in) operating activities	(68.8)	(56.3)
Investing activities:
Purchase of property, equipment and software	(26.0)	(23.0)
Purchase of available-for-sale investments	(0.2)	(34.3)
Sale of available-for-sale investments	3.3	9.8
Purchase of investments by CIP	(436.7)	(1,286.6)
Sale of investments by CIP	394.2	960.6
Purchase of investments by CSIP	0.0	(159.1)
Sale of investments by CSIP	0.0	166.7
Purchase of other investments	(41.6)	(51.9)
Sale of other investments	22.4	36.6
Returns of capital and distributions from unconsolidated partnership investments	10.7	14.7
Payments for (Proceeds from) Businesses and Interest in Affiliates	(33.2)	0.0
Net cash used in investing activities	(107.1)	(366.5)
Financing activities:
Proceeds from exercises of share options	0.0	0.7
Purchases of treasury shares	(125.0)	(76.6)
Dividends paid	(113.0)	(108.1)
Excess tax benefits from share-based compensation	(3.9)	13.0
Third-party capital invested into CIP	104.5	12.9
Third-party capital distributed by CIP	(25.5)	(33.9)
Third-party capital invested into CSIP	0.0	0.8
Borrowings of debt by CIP	0.0	935.9
Repayments of debt by CIP	(46.8)	(577.0)
Net borrowings/(repayments) under credit facility	0.0	11.2
Payment of contingent consideration	(3.2)	0.0
Net cash used in financing activities	(212.9)	178.9
Increase/(decrease) in cash and cash equivalents	(388.8)	(243.9)
Foreign exchange movement on cash and cash equivalents	(8.1)	(50.6)
Cash and cash equivalents, beginning of period	1,851.4	1,514.2
Cash and cash equivalents, end of period	1,454.5	1,219.7
Supplemental Cash Flow Information:
Interest paid	(12.8)	(12.7)
Interest received	1.6	1.3
Taxes paid	$ (53.9)	$ (89.6)