Basis of Presentation and Summary of Significant Accounting Policies Basis of Presentation and Summary of Significant Accounting Policies (Tables)

12 Months Ended

Dec. 31, 2016

Organization, Consolidation and Presentation of Financial Statements [Abstract]

Property, Plant and Equipment

Depreciation of property, plant and equipment (including equipment under capital leases) is computed based on the straight-line method over the following estimated useful lives of the assets:

	Years
Buildings and improvements	15 to 40
Furniture and fixtures	5 to 10
Machinery and equipment	3 to 15
Automobiles	5 to 70

Property, plant and equipment was comprised of the following at December 31, 2015 and 2016:

	December 31, 2015			December 31, 2016
	(in thousands)
Land	$	65,433		$	73,744
Buildings and improvements	180,804			195,214
Furniture, equipment and automobiles	71,943			76,664
Property, plant and equipment, at cost	318,180			345,622
Less: accumulated depreciation	(103,306		)	(110,509		)
Property, plant and equipment, net	$	214,874		$	235,113