Consolidated Statements of Cash Flows - USD ($) $ in Millions		6 Months Ended
		Jun. 30, 2016	Jun. 30, 2015
Cash flows from operating activities:
Net income including noncontrolling interest	[1]	$ 81.3	$ 78.3
Adjustments to reconcile net income including noncontrolling interest to net cash provided by operating activities:
Depreciation and amortization	[1]	36.7	30.6
Provision for bad debt	[1]	3.9	3.6
Gain on sale of held for sale assets and liabilities	[1]	(3.8)
Share-based payment award compensation costs	[1]	8.8	8.4
Deferred income tax provision (benefit)	[1]	0.2	3.0
Extinguishment of liabilities	[1]	(1.7)	(5.3)
Foreign currency losses, net	[1]	(4.2)	15.8
Other	[1]	2.8	1.4
Changes in assets and liabilities, net of acquisitions:
Accounts receivable, net	[1]	(230.1)	(50.1)
Inventories	[1]	(10.2)	(17.2)
Prepaid expenses	[1]	12.4	6.6
Short-term derivative assets, net	[1]	174.6	165.5
Other current assets	[1]	(56.6)	(117.8)
Cash collateral with financial counterparties	[1]	113.0	149.2
Other non-current assets	[1]	6.8	7.9
Accounts payable	[1]	190.0	50.8
Customer deposits	[1]	(15.9)	(42.0)
Accrued expenses and other current liabilities	[1]	(101.2)	(94.9)
Non-current income tax, net and other long-term liabilities	[1]	(5.8)	(16.0)
Total adjustments	[1]	119.7	99.5
Net cash provided by operating activities	[1]	201.0	177.8
Cash flows from investing activities:
Acquisition of businesses, net of cash acquired and other investments	[1]	(49.7)	(6.5)
Proceeds from sale of business	[1]	29.3
Capital expenditures	[1]	(23.3)	(21.9)
Other investing activities, net	[1]	6.9	4.4
Net cash (used in) investing activities	[1]	(36.8)	(24.0)
Cash flows from financing activities:
Borrowings of debt	[1]	1,577.5	2,601.0
Repayments of debt	[1]	(1,557.3)	(2,520.5)
Payments of senior revolving credit facility and senior term loan facility loan costs	[1]		(3.4)
Dividends paid on common stock	[1]	(8.3)	(6.9)
Purchases of common stock	[1]	(18.4)	(30.0)
Federal and state tax benefits resulting from tax deductions in excess of the compensation cost recognized for share-based payment awards	[1]		1.5
Purchases of common stock tendered by employees to satisfy the required withholding taxes related to share-based payment awards	[1]	(3.9)	(7.0)
Other financing activities, net	[1]	(0.2)
Net cash (used in) provided by financing activities	[1]	(10.6)	34.7
Effect of exchange rate changes on cash and cash equivalents	[1]	1.1	(1.1)
Net increase in cash and cash equivalents	[1]	154.7	187.4
Cash and cash equivalents, as of beginning of period	[1]	582.5	302.3
Cash and cash equivalents, as of end of period	[1]	$ 737.2	$ 489.7

[1] Amounts may not add due to rounding