Derivative Financial Instruments (Tables)

9 Months Ended

Sep. 30, 2017

Derivative Instruments and Hedging Activities Disclosure [Abstract]

Schedule of Notional Amounts of Outstanding Derivative Positions

	Net Notional
Foreign exchange contracts:
Swaps	$	272.8
Futures, forwards and spot	3,174.1
Written options	1,338.6
Purchased options	1,765.0
Total	$	6,550.5

Schedule of Derivative Assets at Fair Value

The following table summarizes the fair value of derivatives reported in the Unaudited Consolidated Balance Sheet as of September 30, 2017 (in millions):

	Derivative Assets			Derivative Liabilities
	Fair Value			Fair Value
Derivatives - undesignated:
Over the counter	$	111.2		$	105.8
Exchange traded	—			0.4
Foreign exchange contracts	111.2			106.2
Cash collateral	(33.9		)	(20.3		)
Total net derivative assets and liabilities	$	77.3		$	85.9

Schedule of Derivative Liabilities at Fair Value

The following table summarizes the fair value of derivatives reported in the Unaudited Consolidated Balance Sheet as of September 30, 2017 (in millions):

	Derivative Assets			Derivative Liabilities
	Fair Value			Fair Value
Derivatives - undesignated:
Over the counter	$	111.2		$	105.8
Exchange traded	—			0.4
Foreign exchange contracts	111.2			106.2
Cash collateral	(33.9		)	(20.3		)
Total net derivative assets and liabilities	$	77.3		$	85.9