LEASE ARRANGEMENTS

12 Months Ended

Dec. 31, 2018

The Company leases office space, manufacturing, warehouse and service facilities and equipment for varying periods under both operating and capital lease agreements. Future minimum lease payments required under these lease commitments as of December 31, 2018 are as follows (in thousands):



	Capital Leases			Operating Leases
2019	$	361		$	3,253
2020	361			2,612
2021	361			2,095
2022	30			862
2023	—			649
Thereafter	—			1,733
Total minimum lease payments	$	1,113		$	11,204
Interest	(100		)
Present value of net minimum lease payments	$	1,013

Total rental expense was $8.1 million, $6.5 million, and $6.2 million for 2018, 2017, and 2016, respectively.