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Lease (Supplemental Balance Sheet Information Related to Operating Leases) (Details) - USD ($) $ in Thousands | Dec. 31, 2021 | Dec. 31, 2020 | Jan. 01, 2019
--- | --- | --- | ---
LEASE [Abstract] |  |  |
Operating lease right-of-use assets | $ 5,207 | $ 4,998 |
Operating Lease, Right-of-Use Asset, Statement of Financial Position [Extensible Enumeration] | Other Assets, Noncurrent | Other Assets, Noncurrent |
Liabilities: |  |  |
Current lease liabilities | $ 1,999 | $ 1,107 |
Operating Lease, Liability, Current, Statement of Financial Position [Extensible List] | Other Liabilities, Current | Other Liabilities, Current |
Non-current lease liabilities | $ 3,142 | $ 3,855 |
Operating Lease, Liability, Noncurrent, Statement of Financial Position [Extensible List] | Non-current lease liabilities | Non-current lease liabilities |
Total operating lease liabilities | $ 5,141 | $ 4,962 |
Operating Lease, Liability, Statement of Financial Position [Extensible List] | Liabilities | Liabilities | Liabilities

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- Definition Present value of lessee's discounted obligation for lease payments from 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 (b) -URI http://asc.fasb.org/extlink&oid=123391704&loc=SL77918627-209977 + Details
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- Definition Present value of lessee's discounted obligation for lease payments from operating 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=123391704&loc=SL77918627-209977 + Details
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- Definition Indicates line item in statement of financial position that includes current operating lease liability. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 842 -SubTopic 20 -Section 45 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=123391704&loc=SL77918631-209977 + Details
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- Definition Indicates line item in statement of financial position that includes noncurrent operating lease liability. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 842 -SubTopic 20 -Section 45 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=123391704&loc=SL77918631-209977 + 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=123391704&loc=SL77918627-209977 + Details
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