XML 319 R95.htm IDEA: XBRL DOCUMENT
v3.25.2

Digital Assets and Digital Assets Receivable | 3 Months Ended
--- | ---
Mar. 31, 2025
Angel Studios Inc. Cik0001671941 |
Digital Assets and Digital Assets Receivable |
2. | Digital Assets and Digital Assets Receivable
The table below summarizes the digital assets shown on the Company’s condensed consolidated balance sheets as of March 31, 2025: ​
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
​ | March 31, 2025
​ | Units | ​ | Cost Basis | ​ | Fair Value
Digital assets held: | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
Bitcoin | ​ | 39.647365 BTC | ​ | $ | 2,522,135 | ​ | $ | 3,272,847
Total | ​ | ​ | ​ | $ | 2,522,135 | ​ | $ | 3,272,847
​ The Company has recorded a portion of their digital assets as digital assets receivable for the digital assets the Company sent to third party lenders to be held in custody as collateral against certain notes payable. For more information, see Note 3, Notes Payable. The table below summarizes the digital assets receivable shown on the Company’s condensed consolidated balance sheets as of March 31, 2025: ​
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
​ | March 31, 2025
​ | Units | ​ | Cost Basis | ​ | Fair Value
Digital assets receivable: | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
Bitcoin | ​ | 263.460000 BTC | ​ | $ | 16,296,893 | ​ | $ | 21,748,336
Total | ​ | ​ | ​ | $ | 16,296,893 | ​ | $ | 21,748,336
​ During the period ended March 31, 2025, the Company recorded realized losses of $3.4 thousand and unrealized losses of $3.3 million on the Company’s condensed consolidated statement of operations. During the period ended March 31, 2024, the Company did not have any impairment losses or realized gains or losses recorded on the Company’s condensed consolidated statement of operations.

X
- Definition Tabular disclosure of information about crypto assets and digital assets receivable. + References No definition available. + Details
Name: | port_DigitalAssetsAndDigitalAssetsReceivableTextBlock
Namespace Prefix: | port_
Data Type: | dtr-types:textBlockItemType
Balance Type: | na
Period Type: | duration

X
- Details
Name: | dei_LegalEntityAxis=port_AngelStudiosInc.Cik0001671941Member
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |