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Operating Leases
12 Months Ended
Dec. 31, 2012
Leases [Abstract]  
Operating Leases
Operating Leases

Rental expense for all non-cancelable operating leases, primarily for warehouses, was $18.6 million, $18.6 million and $18.4 million for the years ended December 31, 2012, 2011 and 2010, respectively.

Future minimum rentals under operating leases are as follows (dollars in thousands):
2013
2014
2015
2016
2017
2018 and
thereafter
 
$16,624
$13,285
$9,450
$8,212
$8,168
$40,757