Foreign Currency Hedging (Narrative) (Detail) (USD $)	3 Months Ended		9 Months Ended
	Sep. 30, 2013	Sep. 30, 2012	Sep. 30, 2013	Sep. 30, 2012
Derivative Instrument Gain Loss [Line Items]
Gain (Loss) on Cash Flow Hedge Ineffectiveness, Net	$ (4,000)	$ 27,000	$ (9,000)	$ 27,000
Restructuring hedges, net loss	0	0	0	27,000
Cash Flow Hedging [Member]
Derivative Instrument Gain Loss [Line Items]
Gain recognized in other comprehensive income (loss) net of tax effects		$ 391,000