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LEASES - Leased Assets and Liabilities Included Within the Condensed Consolidated Balance Sheets (Details) - USD ($) $ in Thousands | Mar. 31, 2021 | Dec. 31, 2020
--- | --- | ---
Right-of-Use Assets |  |
Operating | $ 9,837 | $ 10,842
Finance | 2,766 | 2,802
Total leased ROU assets | 12,603 | 13,644
Current |  |
Operating | 3,768 | 4,117
Finance | 293 | 348
Noncurrent |  |
Operating | 6,309 | 6,967
Finance | 0 | 30
Total lease liabilities | $ 10,370 | $ 11,462
Operating Lease, Liability, Noncurrent, Statement of Financial Position [Extensible List] | Other non-current liabilities | Other non-current liabilities
Operating Lease, Liability, Current, Statement of Financial Position [Extensible List] | All other | All other
Operating Lease, Right-of-Use Asset, Statement of Financial Position [Extensible List] | us-gaap:OtherAssetsNoncurrent | us-gaap:OtherAssetsNoncurrent

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- Definition Present value of lessee's discounted obligation for lease payments from finance lease, classified as current. + 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 (b) -URI http://asc.fasb.org/extlink&oid=121603541&loc=SL77918627-209977 + Details
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- Definition Amount of lessee's right to use underlying asset under operating 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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