v3.26.1
FAIR VALUE MEASUREMENTS - Schedule of Significant Unobservable Inputs Used for Assets and Liabilities (Details)
$ in Thousands
Jun. 30, 2026
USD ($)
Dec. 31, 2025
USD ($)
Fair Value Measurement Inputs and Valuation Techniques [Line Items]    
Assets, fair value $ 5,401,140 $ 6,166,768
Investments    
Fair Value Measurement Inputs and Valuation Techniques [Line Items]    
Assets, fair value 1,100,514 1,286,093
Level 3    
Fair Value Measurement Inputs and Valuation Techniques [Line Items]    
Assets, fair value 392,543 503,826
Level 3 | Investments    
Fair Value Measurement Inputs and Valuation Techniques [Line Items]    
Assets, fair value $ 386,313 $ 495,372
Level 3 | Marketability discount | Minimum    
Fair Value Measurement Inputs and Valuation Techniques [Line Items]    
Crypto asset receivable, measurement input 0.029 0.033
Level 3 | Marketability discount | Maximum    
Fair Value Measurement Inputs and Valuation Techniques [Line Items]    
Crypto asset receivable, measurement input 0.667 0.723
Level 3 | Marketability discount | Weighted Average    
Fair Value Measurement Inputs and Valuation Techniques [Line Items]    
Crypto asset receivable, measurement input 0.472 0.493
Level 3 | Digital assets receivable    
Fair Value Measurement Inputs and Valuation Techniques [Line Items]    
Assets, fair value $ 6,230 $ 8,454
Level 3 | Investments | Marketability discount | Minimum    
Fair Value Measurement Inputs and Valuation Techniques [Line Items]    
Debt securities, available-for-sale, measurement input 0.006 0.138
Level 3 | Investments | Marketability discount | Maximum    
Fair Value Measurement Inputs and Valuation Techniques [Line Items]    
Debt securities, available-for-sale, measurement input 0.200 0.350
Level 3 | Investments | Marketability discount | Weighted Average    
Fair Value Measurement Inputs and Valuation Techniques [Line Items]    
Debt securities, available-for-sale, measurement input 0.198 0.238
Level 3 | Investments | Time to liquidity event (years) | Minimum    
Fair Value Measurement Inputs and Valuation Techniques [Line Items]    
Debt securities, available-for-sale, measurement input 2.2 0.0
Level 3 | Investments | Time to liquidity event (years) | Maximum    
Fair Value Measurement Inputs and Valuation Techniques [Line Items]    
Debt securities, available-for-sale, measurement input 5.0 10.0
Level 3 | Investments | Time to liquidity event (years) | Weighted Average    
Fair Value Measurement Inputs and Valuation Techniques [Line Items]    
Debt securities, available-for-sale, measurement input 4.7 4.8
Level 3 | Investments | Annualized equity volatility | Minimum    
Fair Value Measurement Inputs and Valuation Techniques [Line Items]    
Debt securities, available-for-sale, measurement input 0.700 0.600
Level 3 | Investments | Annualized equity volatility | Maximum    
Fair Value Measurement Inputs and Valuation Techniques [Line Items]    
Debt securities, available-for-sale, measurement input 0.900 0.900
Level 3 | Investments | Annualized equity volatility | Weighted Average    
Fair Value Measurement Inputs and Valuation Techniques [Line Items]    
Debt securities, available-for-sale, measurement input 0.875 0.817
Level 3 | Investments | Risk free rate | Minimum    
Fair Value Measurement Inputs and Valuation Techniques [Line Items]    
Debt securities, available-for-sale, measurement input 0.038 0.035
Level 3 | Investments | Risk free rate | Maximum    
Fair Value Measurement Inputs and Valuation Techniques [Line Items]    
Debt securities, available-for-sale, measurement input 0.042 0.042
Level 3 | Investments | Risk free rate | Weighted Average    
Fair Value Measurement Inputs and Valuation Techniques [Line Items]    
Debt securities, available-for-sale, measurement input 0.041 0.038
Level 3 | Investments | Market adjustment discount | Minimum    
Fair Value Measurement Inputs and Valuation Techniques [Line Items]    
Debt securities, available-for-sale, measurement input 0.250 0.250
Level 3 | Investments | Market adjustment discount | Maximum    
Fair Value Measurement Inputs and Valuation Techniques [Line Items]    
Debt securities, available-for-sale, measurement input 0.900 0.900
Level 3 | Investments | Market adjustment discount | Weighted Average    
Fair Value Measurement Inputs and Valuation Techniques [Line Items]    
Debt securities, available-for-sale, measurement input 0.368 0.469
Level 3 | Investments | Market adjustment premium | Minimum    
Fair Value Measurement Inputs and Valuation Techniques [Line Items]    
Debt securities, available-for-sale, measurement input 0.200 0.500
Level 3 | Investments | Market adjustment premium | Maximum    
Fair Value Measurement Inputs and Valuation Techniques [Line Items]    
Debt securities, available-for-sale, measurement input 0.500 1.800
Level 3 | Investments | Market adjustment premium | Weighted Average    
Fair Value Measurement Inputs and Valuation Techniques [Line Items]    
Debt securities, available-for-sale, measurement input 0.261 1.029
Level 3 | Investments | Expected dividend payout ratio    
Fair Value Measurement Inputs and Valuation Techniques [Line Items]    
Debt securities, available-for-sale, measurement input 0 0
Level 3 | Investments | Expected dividend payout ratio | Weighted Average    
Fair Value Measurement Inputs and Valuation Techniques [Line Items]    
Debt securities, available-for-sale, measurement input 0 0
Level 3 | Investments | Enterprise value to LTM revenue multiple | Minimum    
Fair Value Measurement Inputs and Valuation Techniques [Line Items]    
Debt securities, available-for-sale, measurement input 6.0 2.5
Level 3 | Investments | Enterprise value to LTM revenue multiple | Maximum    
Fair Value Measurement Inputs and Valuation Techniques [Line Items]    
Debt securities, available-for-sale, measurement input   3.3
Level 3 | Investments | Enterprise value to LTM revenue multiple | Weighted Average    
Fair Value Measurement Inputs and Valuation Techniques [Line Items]    
Debt securities, available-for-sale, measurement input 6.0 3.1
Level 3 | Investments | Enterprise value to projected revenue | Minimum    
Fair Value Measurement Inputs and Valuation Techniques [Line Items]    
Debt securities, available-for-sale, measurement input 2 3.0
Level 3 | Investments | Enterprise value to projected revenue | Maximum    
Fair Value Measurement Inputs and Valuation Techniques [Line Items]    
Debt securities, available-for-sale, measurement input 26.3 5.0
Level 3 | Investments | Enterprise value to projected revenue | Weighted Average    
Fair Value Measurement Inputs and Valuation Techniques [Line Items]    
Debt securities, available-for-sale, measurement input 4 4.4
Level 3 | Investments | Enterprise value to annualized revenue | Minimum    
Fair Value Measurement Inputs and Valuation Techniques [Line Items]    
Debt securities, available-for-sale, measurement input 2.0 5.0
Level 3 | Investments | Enterprise value to annualized revenue | Maximum    
Fair Value Measurement Inputs and Valuation Techniques [Line Items]    
Debt securities, available-for-sale, measurement input 2.5 9.0
Level 3 | Investments | Enterprise value to annualized revenue | Weighted Average    
Fair Value Measurement Inputs and Valuation Techniques [Line Items]    
Debt securities, available-for-sale, measurement input 2.1 7.0
Level 3 | Investments | Enterprise value to ARR | Minimum    
Fair Value Measurement Inputs and Valuation Techniques [Line Items]    
Debt securities, available-for-sale, measurement input 8.0 3.0
Level 3 | Investments | Enterprise value to ARR | Maximum    
Fair Value Measurement Inputs and Valuation Techniques [Line Items]    
Debt securities, available-for-sale, measurement input 26.9 13.0
Level 3 | Investments | Enterprise value to ARR | Weighted Average    
Fair Value Measurement Inputs and Valuation Techniques [Line Items]    
Debt securities, available-for-sale, measurement input 17.4 12.0
Level 3 | Investments | Enterprise value to gross profit    
Fair Value Measurement Inputs and Valuation Techniques [Line Items]    
Debt securities, available-for-sale, measurement input 6.0 6.0
Level 3 | Investments | Enterprise value to gross profit | Weighted Average    
Fair Value Measurement Inputs and Valuation Techniques [Line Items]    
Debt securities, available-for-sale, measurement input 6.0 6.0
Level 3 | Investments | Recovery percentage    
Fair Value Measurement Inputs and Valuation Techniques [Line Items]    
Debt securities, available-for-sale, measurement input   0.360
Level 3 | Investments | Recovery percentage | Minimum    
Fair Value Measurement Inputs and Valuation Techniques [Line Items]    
Debt securities, available-for-sale, measurement input 0.036  
Level 3 | Investments | Recovery percentage | Maximum    
Fair Value Measurement Inputs and Valuation Techniques [Line Items]    
Debt securities, available-for-sale, measurement input 0.440  
Level 3 | Investments | Recovery percentage | Weighted Average    
Fair Value Measurement Inputs and Valuation Techniques [Line Items]    
Debt securities, available-for-sale, measurement input 0.376 0.360