Property and Equipment (Tables)

6 Months Ended

Jun. 30, 2019

Property, Plant and Equipment [Abstract]

Property, Plant and Equipment [Table Text Block]

Property and equipment consisted of the following (in thousands): 

	June 30, 2019			December 31, 2018
Machinery and equipment	$	211,877		$	203,431
Land, building and building improvements	218,928			212,283
Molds	59,750			59,700
Computer equipment and software	81,916			80,420
Furniture and fixtures	7,420			7,409
Instruments placed with customers(1)	67,398			60,757
Construction in progress	81,054			70,864
Total property and equipment, cost	728,343			694,864
Accumulated depreciation	(291,423		)	(262,223		)
Property and equipment, net	$	436,920		$	432,641