Property and Equipment Property and Equipment (Tables)

12 Months Ended

Dec. 31, 2013

Property, Plant and Equipment [Abstract]

Property and equipment

Property and equipment are summarized as follows (in thousands):

	Estimated Useful Life	December 31,
		2013			2012
Land	—	$	25,254		$	23,194
Buildings	30 years	115,206			109,587
Machinery and equipment	3 to 7 years	237,179			186,303
Office equipment and other	3 to 10 years	91,666			83,001
		469,305			402,085
Less accumulated depreciation		(235,264		)	(190,470		)
		$	234,041		$	211,615

Depreciation expense for the years ended December 31, 2013, 2012 and 2011 was $35.9 million, $35.3 million and $43.8 million, respectively.