Property, Plant and Equipment (Tables)

12 Months Ended

Dec. 31, 2020

Property, Plant and Equipment [Abstract]

Property, Plant and Equipment

Property, plant and equipment consist of the following:

	As of December 31
(in thousands)	2020		2019
Land	$	19,394	$	17,489
Buildings	176,653		133,189
Machinery, equipment and fixtures	398,334		370,218
Leasehold improvements	229,512		233,842
Construction in progress	25,301		79,963
	849,194		834,701
Less accumulated depreciation	(470,908)		(450,031)
	$	378,286	$	384,670