Leases

The Company operates certain administrative, manufacturing, warehouse and testing facilities and equipment under lease arrangements that are accounted for as operating leases. Total rental expense was $13.5 million, $11.6 million and $11.0 million for 2012, 2011 and 2010, respectively.

Future minimum operating lease payments at December 31, 2011 were as follows (in thousands):




2013	$	12,556
2014	8,211
2015	7,702
2016	6,423
2017	3,783
After 2017	14,269
Total operating lease payments	$	52,944