Consolidated Balance Sheet Components - Narrative (Details) $ in Thousands |
3 Months Ended | 6 Months Ended | |||||
|---|---|---|---|---|---|---|---|
|
Aug. 06, 2025
USD ($)
|
Aug. 06, 2025
JPY (¥)
|
Jun. 30, 2026
USD ($)
|
Jun. 30, 2025
USD ($)
|
Jun. 30, 2026
USD ($)
|
Jun. 30, 2025
USD ($)
|
Dec. 31, 2025
USD ($)
|
|
| Schedule of Equity Method Investments [Line Items] | |||||||
| Other receivables from buyer of Loyalty business | $ 5,000 | $ 5,000 | $ 5,000 | ||||
| Depreciation and amortization expense | 200 | $ 200 | 300 | $ 400 | |||
| Amortization expense of capitalized internal-use software placed in service | 100 | 100 | 200 | 300 | |||
| Impairment of long-lived assets | 1,200 | 0 | 1,246 | 0 | |||
| Loss on equity method investment | 283 | 0 | 504 | 0 | |||
| Digital assets | 1,200 | 1,200 | $ 1,200 | ||||
| Bitcoin Japan Corporation | |||||||
| Schedule of Equity Method Investments [Line Items] | |||||||
| Ownership percentage | 28.00% | 28.00% | |||||
| Consideration transferred | $ 11,500 | ¥ 1,676,551,082 | |||||
| Equity method investment, fair value | 16,700 | 16,700 | |||||
| Loss on equity method investment | $ 300 | $ 0 | $ 500 | $ 0 | |||
| X | ||||||||||
- Definition Other Receivables, Current, Purchaser of Disposal Group No definition available.
|
| X | ||||||||||
- Definition Amount of amortization expense for capitalized cost for software to be sold, leased, or marketed. Excludes capitalized cost for internal-use software. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
|
| X | ||||||||||
- Definition Fair value of crypto asset. Excludes crypto asset held for platform user. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
|
| X | ||||||||||
- Definition The amount of expense recognized in the current period that reflects the allocation of the cost of tangible assets over the assets' useful lives. Includes production and non-production related depreciation. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
|
| X | ||||||||||
- Definition The percentage of ownership of common stock or equity participation in the investee accounted for under the equity method of accounting. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
|
| X | ||||||||||
- Definition Fair value portion of investments accounted under the equity method. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
|
| X | ||||||||||
- Definition Amount of impairment loss for long-lived asset held and used. Includes, but is not limited to, impairment loss for long-lived asset to be disposed of other than by sale. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
|
| X | ||||||||||
- Definition Amount of income (loss) for proportionate share of equity method investee's income (loss). Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
|
| X | ||||||||||
- Definition The cash outflow associated with the purchase of or advances to an equity method investments, which are investments in joint ventures and entities in which the entity has an equity ownership interest normally of 20 to 50 percent and exercises significant influence. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
|
| X | ||||||||||
- Definition Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
|
| X | ||||||||||
- Details
|