Long-term Debt and Financing Arrangements - Additional Information (Detail) In Millions, unless otherwise specified	9 Months Ended			9 Months Ended		0 Months Ended
	Sep. 30, 2012	Sep. 30, 2012 Minimum	Sep. 30, 2012 Maximum	Sep. 30, 2012 Period 1 Minimum USD ($)	Sep. 30, 2012 Period 2 Minimum USD ($)	Jun. 16, 2011 Domestic Credit Facility USD ($)	Sep. 30, 2012 Domestic Credit Facility USD ($)	Jun. 16, 2011 Prior Domestic Credit Facility USD ($)	Sep. 30, 2012 Foreign Credit Facility USD ($)	Sep. 30, 2012 Foreign Credit Facility EUR (€)
Debt Instrument [Line Items]
Line of credit facility, maximum borrowing capacity						$ 35.0		$ 35.0
Line of credit facility, maturity date						Jun. 15, 2016
Required fixed charge coverage ratio for preceding 12 month period		1
Required consolidated leverage ratio as of end of each fiscal quarter			2.5
Required Consolidated EBITDA				15.0	25.0
Debt instrument, covenant compliance	The Company was in compliance with all covenants at September 30, 2012.
Line of credit facility, remaining borrowing capacity							32.5
Standby letters of credit, outstanding							2.5
Line of credit facility, amount available for borrowings									$ 11.6	€ 9.0