XML 34 R22.htm IDEA: XBRL DOCUMENT
v3.23.1

Fair Value Measurements (Tables) | 3 Months Ended
--- | ---
Mar. 31, 2023
Fair Value Measurements |
Schedule of assets and liabilities measured at fair value on a recurring basis | The following table sets forth financial assets and liabilities measured at fair value on a recurring basis in the consolidated balance sheet and the respective levels to which the fair value measurements are classified within the fair value hierarchy as of March 31, 2023 and December 31, 2022 (in thousands): ​ ​
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
​ | ​ | ​ | ​ | Quoted Prices | ​ | Significant | ​ | ​ | ​
​ | ​ | ​ | ​ | in Active | ​ | Other | ​ | Significant
​ | ​ | ​ | ​ | Markets for | ​ | Observable | ​ | Unobservable
​ | ​ | ​ | ​ | Identical Assets | ​ | Inputs | ​ | Inputs
​ | Total | ​ | (Level 1) | ​ | (Level 2) | ​ | (Level 3)
March 31, 2023 | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
Short-term investments | $ | 714,769 | ​ | $ | - | ​ | $ | 714,769 | ​ | $ | -
Commodity futures – financial assets | ​ | 6,159 | ​ | ​ | - | ​ | ​ | 6,159 | ​ | ​ | -
Commodity futures – financial liabilities | ​ | 5,192 | ​ | ​ | - | ​ | ​ | 5,192 | ​ | ​ | -
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
December 31, 2022 | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
Short-term investments | $ | 628,215 | ​ | $ | - | ​ | $ | 628,215 | ​ | $ | -
Commodity futures – financial assets | ​ | 4,271 | ​ | ​ | - | ​ | ​ | 4,271 | ​ | ​ | -
Commodity futures – financial liabilities | ​ | 7,388 | ​ | ​ | - | ​ | ​ | 7,388 | ​ | ​ | -
​

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

X
- Definition Tabular disclosure of assets and liabilities, including [financial] instruments measured at fair value that are classified in stockholders' equity, if any, that are measured at fair value on a recurring basis. The disclosures contemplated herein include the fair value measurements at the reporting date by the level within the fair value hierarchy in which the fair value measurements in their entirety fall, segregating fair value measurements using quoted prices in active markets for identical assets (Level 1), significant other observable inputs (Level 2), and significant unobservable inputs (Level 3). + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 820 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (b) -URI https://asc.fasb.org/extlink&oid=126976982&loc=d3e19207-110258 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 820 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (a) -URI https://asc.fasb.org/extlink&oid=126976982&loc=d3e19207-110258 + Details
Name: | us-gaap_ScheduleOfFairValueAssetsAndLiabilitiesMeasuredOnRecurringBasisTableTextBlock
Namespace Prefix: | us-gaap_
Data Type: | dtr-types:textBlockItemType
Balance Type: | na
Period Type: | duration