Property, Plant and Equipment

12 Months Ended

Dec. 31, 2020

Property Plant And Equipment [Abstract]

Property, Plant and Equipment

Note 5 – Property, Plant and Equipment

Property, plant and equipment at December 31 were:

	2020			2019
Buildings and leasehold improvements	$	267,700		$	228,522
Machinery and equipment		942,405			863,771
		1,210,105			1,092,293
Less:  Accumulated depreciation and amortization		(791,348	)		(706,658	)
		418,757			385,635
Construction in-progress		45,060			30,747
Land		66,998			53,192
	$	530,815		$	469,574

Depreciation and amortization of property, plant and equipment was $91.7 million, $91.5 million and $86.3 million for the years ended December 31, 2020, 2019 and 2018, respectively.  During the fourth quarter of 2019 the Company recorded a $24.3 million gain realized upon selling land.  The land was acquired in a previous period in anticipation of building a new corporate headquarters building.