Property, Plant and Equipment (Tables)

12 Months Ended

Dec. 31, 2014

Property, Plant and Equipment

Property, plant, and equipment at December 31, 2014 and 2013 consists of the following:

(In thousands)	2014		2013		Estimated useful lives in years
Land	$	15,064	$	12,866
Buildings and improvements	150,450		109,105		5-35
Manufacturing equipment	214,509		168,197		5-10
Canisters and cylinders	42,154		—		3-12
Molds	80,532		76,909		3-5
Office furniture and equipment	99,624		70,158		3-8
Construction in progress	27,185		33,021
	629,518		470,256
Less accumulated depreciation	315,949		283,816
	$	313,569	$	186,440

Depreciation Expense

The table below sets forth the depreciation expense for the years ended December 31, 2014, 2013, and 2012:

(In thousands)	2014		2013		2012
Depreciation expense	$	46,637	$	29,468	$	28,013