Consolidated Statements Of Cash Flows (USD $) In Millions, unless otherwise specified	6 Months Ended
	Jun. 30, 2013	Jun. 30, 2012
Cash flows from operating activities:
Net income (loss)	$ 75.0	$ 47.7
Adjustments to reconcile net income to net cash provided by operating activities:
Depreciation and amortization	104.3	105.7
Equity-based compensation expense	4.0	11.5
Deferred income taxes	(23.5)	(32.0)
Amortization of deferred financing costs and debt premium	5.3	8.0
Net loss on extinguishments of long-term debt	14.2	9.4
Other	0	0.9
Changes in assets and liabilities:
Accounts receivable	(108.9)	19.8
Merchandise inventory	(64.0)	0.1
Other assets	(67.2)	(45.3)
Accounts payable-trade	253.8	170.5
Other current liabilities	17.8	9.2
Long-term liabilities	(3.7)	(0.8)
Net cash provided by operating activities	207.1	304.7
Cash flows from investing activities:
Capital expenditures	(20.0)	(15.7)
Net cash used in investing activities	(20.0)	(15.7)
Cash flows from financing activities:
Proceeds from borrowings under revolving credit facility	63.0	256.0
Repayments of borrowings under revolving credit facility	(63.0)	(256.0)
Repayments of long-term debt	(43.4)	(201.0)
Proceeds from Issuance of long-term Debt	1,346.6	135.7
Payments to extinguish long-term debt	(1,352.6)	(136.9)
Payments of debt financing costs	(4.8)	(2.1)
Net change in accounts payable-inventory financing	33.3	(25.5)
Payment of incentive compensation plan withholding taxes	(23.3)	0
Repurchase of Class B common shares	(0.1)	(0.3)
Net cash used in financing activities	(44.3)	(230.1)
Effect of exchange rate changes on cash and cash equivalents	(1.4)	(0.1)
Net increase (decrease) in cash and cash equivalents	141.4	58.8
Cash and cash equivalents - beginning of period	37.9	99.9
Cash and cash equivalents - end of period	179.3	158.7
Supplementary disclosure of cash flow information:
Interest paid	(142.7)	(151.4)
Taxes paid, net	$ (50.9)	$ (38.4)