Sale Of Accounts Receivable (Detail) In Millions, unless otherwise specified	3 Months Ended		6 Months Ended
	Jun. 30, 2012 USD ($)	Jun. 30, 2012 PLN	Jun. 30, 2012 USD ($)	Jun. 30, 2012 PLN	Mar. 01, 2012 USD ($)	Mar. 01, 2012 PLN	Jan. 02, 2012 USD ($)	Jan. 02, 2012 PLN	Sep. 28, 2012 Subsequent Event [Member] USD ($)	Sep. 28, 2012 Subsequent Event [Member] PLN	Jun. 30, 2012 ING Polska [Member] USD ($)	Jun. 30, 2012 ING Polska [Member] PLN	Feb. 24, 2011 ING Polska [Member] USD ($)	Feb. 24, 2011 ING Polska [Member] PLN
Accounts, Notes, Loans and Financing Receivable [Line Items]
Maximum sale under factoring agreement												220.0	$ 85.6	290.0
Factoring agreements, limit	59.0	200.0	59.0	200.0	64.9	200.0	73.8	250.0	50.2	170.0
Factoring agreements maturity date			Apr. 30, 2012	Apr. 30, 2012
Factoring agreements extended maturity date			Dec. 31, 2012	Dec. 31, 2012
Total balance of accounts receivable under factoring											53.6	181.7
Accounts receivable sold during the period	116.5	394.6	205.8	697.4
Non-recourse factoring loss	0.9	3.1	1.9	6.3
Liability for recourse from factored receivables	$ 1.4		$ 1.4