Commitments, Contingencies and Guarantees (Tables)

9 Months Ended

Sep. 30, 2015

Commitments and Contingencies Disclosure [Abstract]

Commitments and Contingencies

The following table summarizes commitments associated with certain business activities (in millions):

	Expected Maturity Date
	2015		2016		2017 and 2018		2019 and 2020		2021 and Later		Maximum Payout
Equity commitments (1)	$	11.4	$	107.7	$	67.0	$	48.8	$	232.4	$	467.3
Loan commitments (1)	5.0		356.0		450.3		52.3		—		863.6
Mortgage-related and other purchase commitments	472.4		1,553.1		576.4		—		—		2,601.9
Forward starting reverse repos and repos	2,712.6		—		—		—		—		2,712.6
Other unfunded commitments (1)	—		—		24.0		6.0		37.0		67.0
	$	3,201.4	$	2,016.8	$	1,117.7	$	107.1	$	269.4	$	6,712.4

(1) Equity, loan and other unfunded commitments are generally presented by contractual maturity date.  The amounts are however mostly available on demand.

Guarantees

The following table summarizes the notional amounts associated with our derivative contracts meeting the definition of a guarantee under GAAP (in millions):

	Expected Maturity Date
Guarantee Type	2015		2016		2017 and 2018		2019 and 2020		2021 and Later		Notional/ Maximum Payout
Derivative contracts – non-credit related	$	19,403.8	$	4,091.3	$	408.6	$	268.2	$	440.0	$	24,611.9
Written derivative contracts – credit related	—		—		50.6		1,904.9		20.0		1,975.5
Total derivative contracts	$	19,403.8	$	4,091.3	$	459.2	$	2,173.1	$	460.0	$	26,587.4

External Credit Ratings of Underlying or Referenced Assets for Credit Related Derivatives Contracts

The external credit ratings of the underlying or referenced assets for our credit related derivatives contracts (in millions):

	External Credit Rating
	AAA/ Aaa		AA/ Aa		A		BBB/Baa		Below Investment Grade		Unrated		Notional/ Maximum Payout
Credit related derivative contracts:
Index credit default swaps	$	1,746.9	$	—	$	—	$	—	$	—	$	—	$	1,746.9
Single name credit default swaps	$	—	$	—	$	22.0	$	21.5	$	134.5	$	50.6	$	228.6