Inventories (Tables)

3 Months Ended

Mar. 31, 2020

Inventory Disclosure [Abstract]

Schedule of inventories

Inventories consist of the following (in thousands):

	March 31,		December 31,
	2020		2019
Finished goods	$	176,908	$	161,440
Raw materials	81,774		76,237
Work in process	591		806
Total inventories	$	259,273	$	238,483