CONSOLIDATED STATEMENTS OF CASH FLOWS - USD ($) $ in Millions		12 Months Ended
		Dec. 31, 2016		Dec. 31, 2015		Dec. 31, 2014
CASH FLOWS FROM OPERATING ACTIVITIES:
Net (loss) income		$ (21.9)		$ 56.1	[1]	$ 40.9	[1]
Adjustments to reconcile net (loss) income to net cash provided by operating activities:
Depreciation and amortization		123.2		103.2	[1]	102.6	[1]
Foreign currency losses from re-measurement		20.6		19.5	[1]	25.5	[1]
Amortization of debt discount		1.4		1.4	[1]	1.4	[1]
Stock-based compensation amortization		6.4		5.1	[1]	5.5	[1]
Impairment charge		23.4		9.7	[1]	0.0	[1]
(Benefit from) provision for deferred income taxes		(6.2)		28.3	[1]	64.3	[1]
Loss on early extinguishment of debt, net		16.9		0.0	[1]	2.0	[1]
Amortization of debt issuance costs		6.8		5.7	[1]	5.5	[1]
Loss (gain) on sale of certain assets		0.4		(6.4)	[1]	(2.1)	[1]
Pension and other post-retirement (income) costs		(0.6)		19.0	[1]	(5.3)	[1]
Change in assets and liabilities, net of acquisitions:
Increase in trade receivables		(59.5)		(18.5)	[1]	(5.5)	[1]
Decrease (increase) in inventories		74.5		(30.6)	[1]	9.2	[1]
(Increase) decrease in prepaid expenses and other current assets		(8.2)		(13.4)	[1]	8.0	[1]
(Decrease) increase in accounts payable		(12.6)		34.9	[1]	0.2	[1]
Increase (decrease) in accrued expenses and other current liabilities		8.5		7.3	[1]	(22.3)	[1]
Pension and other post-retirement plan contributions		(8.3)		(18.1)	[1]	(19.0)	[1]
Purchases of permanent displays		(52.1)		(47.4)	[1]	(45.3)	[1]
Other, net		4.2		(0.5)	[1]	8.4	[1]
Net cash provided by operating activities		116.9		155.3	[1]	174.0	[1]
CASH FLOWS FROM INVESTING ACTIVITIES:
Capital expenditures		(59.3)		(48.3)	[1]	(55.5)	[1]
Business acquisitions, net of cash acquired		(1,028.7)		(41.7)	[1]	0.0	[1]
Proceeds from the sale of certain assets		0.5		6.2	[1]	3.4	[1]
Net cash used in investing activities		(1,087.5)		(83.8)	[1]	(52.1)	[1]
CASH FLOWS FROM FINANCING ACTIVITIES:
Net increase (decrease) in short-term borrowings and overdraft		0.0		23.0	[1]	(4.7)	[1]
Payment of financing costs		(61.6)		0.0	[1]	(1.8)	[1]
Treasury stock purchased		(2.7)		0.0	[1]	0.0	[1]
Other financing activities		(2.5)		(3.7)	[1]	(3.2)	[1]
Net cash provided by (used in) financing activities		833.1		(12.1)	[1]	(75.1)	[1]
Effect of exchange rate changes on cash and cash equivalents		(2.6)		(7.8)	[1]	(15.6)	[1]
Net (decrease) increase in cash and cash equivalents		(140.1)		51.6	[1]	31.2	[1]
Cash and cash equivalents at beginning of period	[1]	326.9	[2]	275.3		244.1
Cash and cash equivalents at end of period		186.8		326.9	[1],[2]	275.3	[1]
Cash paid during the period for:
Interest		91.7		79.9	[1]	85.6	[1]
Income taxes, net of refunds		21.9		25.4	[1]	21.1	[1]
Supplemental schedule of non-cash investing and financing activities:
Treasury stock received to satisfy certain minimum tax withholding liabilities		3.2		2.8	[1]	0.7	[1]
Acquisition Term Loan [Member]
CASH FLOWS FROM FINANCING ACTIVITIES:
Repayments of debt, scheduled		(15.1)		(19.3)	[1]	(7.0)	[1]
Repayments of debt, payoff		(658.6)		0.0	[1]	0.0	[1]
2011 Term Loan [Member]
CASH FLOWS FROM FINANCING ACTIVITIES:
Repayments of debt, scheduled		(11.5)		(12.1)	[1]	0.0	[1]
Repayments of debt, payoff		(651.4)		0.0	[1]	0.0	[1]
Non-Contributed Term Loan [Member]
CASH FLOWS FROM FINANCING ACTIVITIES:
Repayments of debt, scheduled		0.0		0.0	[1]	(58.4)	[1]
2016 Term Loan [Member]
CASH FLOWS FROM FINANCING ACTIVITIES:
Repayments of debt, scheduled		(4.5)		0.0	[1]	0.0	[1]
Proceeds from issuance of debt		1,791.0		0.0	[1]	0.0	[1]
6.25% Senior Notes [Member]
CASH FLOWS FROM FINANCING ACTIVITIES:
Proceeds from issuance of debt		$ 450.0		$ 0.0	[1]	$ 0.0

[1] Adjusted as a result of the adoption of certain accounting pronouncements beginning on January 1, 2016. See Note 1, "Description of Business and Summary of Significant Accounting Policies - Recently Adopted Accounting Pronouncements," for details of these adjustments.

[2] Adjusted as a result of the adoption of certain accounting pronouncements beginning on January 1, 2016. See Note 1, "Description of Business and Summary of Significant Accounting Policies - Recently Adopted Accounting Pronouncements," for details of these adjustments.