Fair Value Measurements (Tables)

3 Months Ended

Mar. 31, 2013

			Fair Value Measurements

	December 31, 2012		Fair Value Measurements
	December 31, 2012		Level 1		Level 2		Level 3
Financial Assets
Cash equivalents	$	13.5	$	13.5	$	—	$	—
Investments in marketable securities⁽¹⁾
Trading securities		13.6		13.6		—		—
Available-for-sale securities		115.3		115.3		—		—
Other investments⁽²⁾		155.4		15.7		20.8		118.9
Financial Liabilities
Contingent payment arrangements⁽³⁾	$	31.0	$	—	$	—	$	31.0
Obligations to related parties⁽⁴⁾		77.8		—		—		77.8
Interest rate derivatives⁽⁵⁾		4.0		—		4.0		—

			Fair Value Measurements

	March 31, 2013		Fair Value Measurements
	March 31, 2013		Level 1		Level 2		Level 3
Financial Assets
Cash equivalents	$	24.8	$	24.8	$	—	$	—
Investments in marketable securities⁽¹⁾
Trading securities		18.8		18.8		—		—
Available-for-sale securities		116.7		116.7		—		—
Other investments⁽²⁾		156.4		13.4		21.1		121.9
Financial Liabilities
Contingent payment arrangements⁽³⁾	$	40.5	$	—	$	—	$	40.5
Obligations to related parties⁽⁴⁾		90.7		—		—		90.7
Interest rate derivatives⁽⁵⁾		3.7		—		3.7		—

(1): Principally investments in equity securities.
(2): Other investments are reported within Prepaid expenses and other current assets and Other assets.
(3): Net present value of expected payments under contingent payment arrangements are reported in Accounts payable and accrued liabilities and Other long-term liabilities.
(4): Obligations to related parties are presented within Payables to related party and Other long-term liabilities.
(5): Interest rate derivatives are presented within Other long-term liabilities.

	Quantitative Information about Level 3 Fair Value Measurements

	Valuation Techniques	Unobservable Input	Fair Value at December 31, 2012		Range at December 31, 2012	Fair Value at March 31, 2013		Range at March 31, 2013
Contingent payment arrangements	Discounted cash flow	Growth rates	$	31.0	6.0% – 12.0%	$	40.5	5.5% – 11.0%
		Discount rates			14.0% – 18.0%			14.0% – 18.0%
Affiliate equity	Discounted cash flow	Growth rates		9.4	(10.0)% – 17.0%		21.4	(10.0)% – 13.5%
		Discount rates			15.0% – 24.0%			15.0% – 24.0%

	Level 3 Financial Assets and Financial Liabilities at Fair Value

Three Months Ended March 31, 2012	Balance, beginning of period		Net realized gains/losses			Net unrealized gains/losses relating to instruments still held at the reporting date			Purchases and issuances		Settlements and reductions			Net transfers in and/or out of Level 3		Balance, end of period
Other investments	$	103.4	$	(0.8	)⁽¹⁾	$	2.5	⁽¹⁾	$	4.8	$	(2.4	)	$	—	$	107.5
Contingent payment arrangements		87.1		—			(4.0	)⁽²⁾		—		—			—		83.1
Obligations to related parties		92.0		(0.3	)⁽³⁾		1.0	⁽³⁾		14.4		(29.5	)		—		77.6

	Level 3 Financial Assets and Financial Liabilities at Fair Value

Three Months Ended March 31, 2013	Balance, beginning of period		Net realized gains/losses			Net unrealized gains/losses relating to instruments still held at the reporting date			Purchases and issuances		Settlements and reductions			Net transfers in and/or out of Level 3		Balance, end of period
Other investments	$	118.9	$	(0.5	)⁽¹⁾	$	2.5	⁽¹⁾	$	4.9	$	(3.9	)	$	—	$	121.9
Contingent payment arrangements		31.0		—			9.5	⁽²⁾		—		—			—		40.5
Obligations to related parties		77.8		1.3	⁽³⁾		(0.5	)⁽³⁾		15.2		(3.1	)		—		90.7

(1): Gains and losses on Other investments are recorded in Investment and other income.
(2): Accretion and changes to payment estimates under the Company's contingent payment arrangements are recorded in Imputed interest expense and contingent payment arrangements and foreign currency translation adjustments related to such arrangements are recorded as Other comprehensive income.
(3): Gains and losses associated with agreements to repurchase Affiliate equity are recorded in Imputed interest expense and contingent payment arrangements. Gains and losses related to liabilities offsetting certain investments are recorded in Investment and other income.

(1): These funds primarily invest in a broad range of private equity funds, as well as making direct investments. Distributions will be received as the underlying assets are liquidated over the life of the funds, generally 15 years.
(2): These are multi-disciplinary funds that invest across various asset classes and strategies including long/short equity, credit and real estate. Investments are generally redeemable on a daily or quarterly basis.