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COMMITMENTS AND CONTINGENCIES (Tables) | 12 Months Ended
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Dec. 31, 2020
Commitments And Contingencies Disclosure [Abstract] |
Reconciliation of Undiscounted Cash Flows to Operating Lease Liabilities | The table below reconciles the undiscounted cash flows for each of the first five years and total of the remaining years to the operating lease liabilities recorded on the consolidated balance sheet as of December 31, 2020:
(in US$ thousands) |  |  |  | Operating Leases |
Year |  |  |  |  |  |
2021 |  |  |  | $ | 96 |
2022 |  |  |  |  | 1 |
2023 |  |  |  |  | 1 |
2024 |  |  |  |  | 1 |
2025 |  |  |  |  | — |
Total minimum lease payments |  |  |  |  | 99 |
Less: amount of lease payments representing interest |  |  |  |  | (1 | )
Present value of future minimum lease payments |  |  |  |  | 98 |
Less: current obligation under leases |  |  |  |  | (95 | )
Non-current lease obligations |  |  |  | $ | 3 |
The following table sets forth our future aggregate minimum lease payments required under these operating leases, as of December 31, 2020:
(in US$ thousands) |  | Amount |
2021 |  | $ | 96 |
2022 |  |  | 1 |
2023 |  |  | 1 |
2024 |  |  | 1 |
2025 and after |  |  | — |
|  | $ | 99 |

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- Definition Tabular disclosure of undiscounted cash flows of lessee's operating lease liability. Includes, but is not limited to, reconciliation of undiscounted cash flows to operating lease liability recognized in statement of financial position. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -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 + Details
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