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Leases - Balance Sheet Location (Details) - USD ($) $ in Thousands | Jun. 30, 2020 | Dec. 31, 2019
--- | --- | ---
Operating leases |  |
Operating lease right of use assets | $ 17,665 | $ 13,274
Operating lease liability, current | 3,028 | 3,006
Operating lease liability, noncurrent | 14,637 | 10,268
Total operating lease liabilities | 17,665 | 13,274
Finance leases |  |
Property, plant, and equipment | 3,540 | 3,518
Accumulated amortization | (3,231) | (2,943)
Property, plant, and equipment - net | 309 | 575
Finance lease liability, current | 141 | 405
Finance lease liability, noncurrent | 168 | 170
Total finance lease liabilities | $ 309 | $ 575
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- Definition Present value of lessee's discounted obligation for lease payments from finance lease. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 842 -SubTopic 20 -Section 50 -Paragraph 6 -URI http://asc.fasb.org/extlink&oid=121609121&loc=SL77918701-209980 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 842 -SubTopic 20 -Section 45 -Paragraph 1 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=121603541&loc=SL77918627-209977 + Details
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