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Accumulated Other Comprehensive Loss (AOCL) (Tables)
 9 Months Ended
Sep. 30, 2013
Comprehensive Income (Loss), Net of Tax, Attributable to Parent [Abstract]  
Components of accumulated other comprehensive loss
Accumulated balances of the components within accumulated other comprehensive loss were as follows:
 
 
September 30,
2013
 
December 31, 2012
Unrealized loss on foreign currency hedging, net of tax
$
(452
)
 
$
—

Cumulative foreign currency translation adjustment, net of tax
(265
)
 
(1,400
)
Accumulated other comprehensive loss
$
(717
)
 
$
(1,400
)