XML 32 R22.htm IDEA: XBRL DOCUMENT
v3.22.1

Note 6 - Related-party Transactions (Tables) | 3 Months Ended
--- | ---
Mar. 31, 2022
Notes Tables |
Schedule of Related Party Transactions [Table Text Block] |
Due to affiliates consists of the following (in thousands): |  | March 31, |  |  | December 31, |
|  | 2022 |  |  | 2021 |
Loans from local investors: (1) |  |  |  |  |  |  |  |
Australia |  | $ | 656 |  |  | $ | 597 |
Mexico |  |  | 623 |  |  |  | 623 |
China |  |  | 1,788 |  |  |  | 1,784 |
Resource Plus |  |  | 266 |  |  |  | 266 |
Total due to affiliates |  | $ | 3,333 |  |  | $ | 3,270 |

X
- Definition Tabular disclosure of related party transactions. Examples of related party transactions include, but are not limited to, transactions between (a) a parent company and its subsidiary; (b) subsidiaries of a common parent; (c) and entity and its principal owners and (d) affiliates. + References No definition available. + Details
Name: | us-gaap_ScheduleOfRelatedPartyTransactionsTableTextBlock
Namespace Prefix: | us-gaap_
Data Type: | dtr-types:textBlockItemType
Balance Type: | na
Period Type: | duration

X
- References No definition available. + Details
Name: | us-gaap_TableTextBlock
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration