Property, Plant and Equipment, and Leases - Schedule of Future Minimum Lease Payments (Details) $ in Thousands	Dec. 31, 2018 USD ($)
Operating
2019	$ 5,071
2020	5,175
2021	4,724
2022	4,681
2023	3,104
2024 and beyond	3,694
Total	26,449
Capital
2019	80
2020	63
2021	67
2022	50
2023	13
2024 and beyond	0
Total	$ 273

Amount of minimum lease payments for capital leases.

Reference 1: http://fasb.org/us-gaap/role/ref/otherTransitionRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 840
-SubTopic 30
-Section 50
-Paragraph 1
-Subparagraph (b)
-URI http://asc.fasb.org/extlink&oid=84164817&loc=d3e45280-112737