Segments - Reconciliation of Operating Profit (Loss) from Segments to Consolidated (Details) - USD ($)	3 Months Ended		6 Months Ended
	Jun. 30, 2015	Jun. 30, 2014	Jun. 30, 2015	Jun. 30, 2014
Segment Reporting, Reconciling Item for Operating Profit (Loss) from Segment to Consolidated [Line Items]
Income before income taxes	$ 5,200,000	$ 54,500,000	$ 53,100,000	$ 62,800,000
Interest expense, net	49,200,000	54,900,000	99,200,000	113,900,000
Depreciation and amortization	77,500,000	71,800,000	150,100,000	152,900,000
EBITDA	131,900,000	181,200,000	302,400,000	329,600,000
Inventory step-up	500,000	0	500,000	0
Financing costs	0	0	0	3,100,000
Foreign exchange remeasurement losses (gains)	57,800,000	(14,600,000)	66,500,000	(14,500,000)
Long-term employee benefit plan adjustments	200,000	2,200,000	400,000	4,500,000
Termination benefits and other employee related costs	14,800,000	2,700,000	18,500,000	5,900,000
Consulting and advisory fees	6,800,000	7,700,000	9,900,000	20,700,000
Transition-related costs	0	33,600,000	0	47,500,000
Secondary offering costs	300,000	0	1,700,000	0
Other adjustments	13,200,000	8,200,000	11,100,000	11,000,000
Dividends paid to noncontrolling interests	(600,000)	(700,000)	(4,100,000)	(1,600,000)
Management fee expense	0	800,000	0	1,600,000
Adjusted EBITDA	255,500,000	221,100,000	437,500,000	407,800,000
Impairment of real estate investment	30,600,000	0	30,600,000	0
Subsidiaries [Member]
Segment Reporting, Reconciling Item for Operating Profit (Loss) from Segment to Consolidated [Line Items]
Impairment of real estate investment	30,600,000
Carlyle Investment Management Llc [Member]
Segment Reporting, Reconciling Item for Operating Profit (Loss) from Segment to Consolidated [Line Items]
Consulting and advisory fees				3,000,000
Management fee expense	0	$ 800,000	0	1,600,000
Senior Secured Credit Facilities [Member]
Segment Reporting, Reconciling Item for Operating Profit (Loss) from Segment to Consolidated [Line Items]
Refinancing costs				$ 3,100,000
Fair Value Adjustment to Inventory [Member]
Segment Reporting, Reconciling Item for Operating Profit (Loss) from Segment to Consolidated [Line Items]
Inventory step-up	$ 500,000		500,000
Equity Method Investee [Member]
Segment Reporting, Reconciling Item for Operating Profit (Loss) from Segment to Consolidated [Line Items]
Equity method investments, remeasurement gain			$ 5,400,000