XML 53 R35.htm IDEA: XBRL DOCUMENT
v3.26.1

Share-based Compensation (Tables) | 3 Months Ended
--- | ---
Mar. 31, 2026
Share-Based Payment Arrangement, Disclosure [Abstract] |
Share-Based Payment Arrangement, Restricted Stock Unit and Performance Stock Unit, Activity | The following table summarizes the Company’s share-based compensation expense:
|  | Three Months Ended |  |
|  | March 31, |  |
|  | 2026 |  | 2025 |  |  |  |
Share-based compensation (a) |  | $ | 23,735 |  |  | $ | 21,421 |  |  |  |  |
Fair value of awards vested |  | $ | 11,614 |  |  | $ | 2,612 |  |  |  |  |
_________________ (a) Share-based compensation excludes costs that have been capitalized of $90 and $326 for the three months ended March 31, 2026 and 2025, respectively.

X
- Definition Share-Based Payment Arrangement, Restricted Stock Unit and Performance Stock Unit, Activity + References No definition available. + Details
Name: | sphr_ShareBasedPaymentArrangementRestrictedStockUnitAndPerformanceStockUnitActivityTableTextBlock
Namespace Prefix: | sphr_
Data Type: | dtr-types:textBlockItemType
Balance Type: | na
Period Type: | duration

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