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Leases Balance Sheet (Details) - USD ($) $ in Thousands | Dec. 31, 2020 | Dec. 31, 2019
--- | --- | ---
Leases [Abstract] |  |
Operating leases | $ 136,292 | $ 133,864
Current operating lease liability | 22,297 | 23,137
Other noncurrent liabilities | 116,765 | 114,686
Total operating lease liabilities | 139,062 | 137,823
Net property, plant and equipment | 58,963 | 59,494
Current portion of long-term debt | 1,752 | 636
Long-term debt | 58,543 | 58,888
Total finance lease liabilities | $ 60,295 | $ 59,524
Weighted average remaining lease term, operating leases | 15 years 3 months 18 days | 11 years 4 months 24 days
Weighted average remaining lease term, finance leases | 27 years 6 months | 28 years 3 months 18 days
Weighted average discount rate, operating leases, percent | 3.94% | 3.84%
Weighted average discount rate, finance leases, percent | 4.56% | 4.56%
Lessee, Lease, Description [Line Items] |  |
Operating lease, right-of-use asset | $ 136,292 | $ 133,864
Operating Lease, Liability, Current, Statement of Financial Position [Extensible List] | us-gaap:AccruedLiabilitiesCurrent | us-gaap:AccruedLiabilitiesCurrent
Current operating lease liability | $ 22,297 | $ 23,137
Operating leases | 116,765 | 114,686
Operating lease, lease liability | 139,062 | 137,823
Net property, plant and equipment | 58,963 | 59,494
Current portion of long-term debt | 1,752 | 636
Long-term debt | 58,543 | 58,888
Finance Lease, Liability | $ 60,295 | $ 59,524
Weighted average remaining lease term, operating leases | 15 years 3 months 18 days | 11 years 4 months 24 days
Weighted average remaining lease term, finance leases | 27 years 6 months | 28 years 3 months 18 days
Weighted average discount rate, operating leases, percent | 3.94% | 3.84%
Weighted average discount rate, finance leases, percent | 4.56% | 4.56%
Other noncurrent liabilities |  |
Leases [Abstract] |  |
Other noncurrent liabilities | $ 116,765 | $ 114,686
Lessee, Lease, Description [Line Items] |  |
Operating leases | $ 116,765 | $ 114,686

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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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- Definition Amount, after accumulated amortization, of right-of-use asset from finance lease. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 842 -SubTopic 20 -Section 45 -Paragraph 1 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=121603541&loc=SL77918627-209977 + Details
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