v3.26.1
Redeemable Preferred Stock - Summary of Key Terms and Provisions of Preferred Stock (Details)
€ / shares in Units, $ / shares in Units, € in Thousands, $ in Thousands
 6 Months Ended
Jun. 30, 2026
USD ($)
dividend_payment_date
director
$ / shares
shares
Jun. 30, 2026
EUR (€)
dividend_payment_date
director
€ / shares
shares
Jun. 30, 2025
USD ($)
Jun. 30, 2026
€ / shares
Dec. 31, 2025
USD ($)
$ / shares
shares
Class of Stock [Line Items]          
Initial Net Proceeds | $ $ 7,534,966   $ 2,947,684    
Shares Issued (in shares) | shares 0       0
Par Value Per Share (in dollars/euro per share) $ 0.001       $ 0.001
Aggregate Liquidation Preference | $ $ 15,462,056       $ 8,032,324
STRF Stock          
Class of Stock [Line Items]          
Initial Shares Issued (in shares) | shares 8,500,000 8,500,000      
Initial Public Offering Price per share (in dollars/euro per share) $ 85.00        
Initial Net Proceeds | $ $ 710,873        
Initial Issuance Costs | $ $ 11,627        
Shares Issued (in shares) | shares 12,839,689        
Par Value Per Share (in dollars/euro per share) $ 0.001        
Liquidation Preference Per Share (in dollars/euro per share) $ 100.00        
Aggregate Liquidation Preference | $ $ 1,283,969        
Stated Amount (in dollars/euro per share) $ 100.00        
Dividend Rate Per Annum (as a percent) 10.00% 10.00%      
STRC Stock          
Class of Stock [Line Items]          
Initial Shares Issued (in shares) | shares 28,011,111 28,011,111      
Initial Public Offering Price per share (in dollars/euro per share) $ 90.00        
Initial Net Proceeds | $ $ 2,473,800        
Initial Issuance Costs | $ $ 47,200        
Shares Issued (in shares) | shares 104,894,705        
Par Value Per Share (in dollars/euro per share) $ 0.001        
Liquidation Preference Per Share (in dollars/euro per share) $ 100.00        
Aggregate Liquidation Preference | $ $ 10,489,471        
Stated Amount (in dollars/euro per share) $ 100.00        
Dividend Rate Per Annum (as a percent) 11.50% 11.50%      
Cash redemption price per share (in dollars per share) $ 101        
STRE Stock          
Class of Stock [Line Items]          
Initial Shares Issued (in shares) | shares 7,750,000 7,750,000      
Initial Public Offering Price per share (in dollars/euro per share) | € / shares       € 80.00  
Initial Net Proceeds | €   € 608,734      
Initial Issuance Costs | €   € 11,266      
Shares Issued (in shares) | shares 7,750,000        
Par Value Per Share (in dollars/euro per share) | € / shares       0.001  
Liquidation Preference Per Share (in dollars/euro per share) | € / shares       € 100.00  
Aggregate Liquidation Preference | $ $ 884,120        
Stated Amount (in dollars/euro per share) | € / shares   € 100.00      
Dividend Rate Per Annum (as a percent) 10.00% 10.00%      
STRK Stock          
Class of Stock [Line Items]          
Initial Shares Issued (in shares) | shares 7,300,000 7,300,000      
Initial Public Offering Price per share (in dollars/euro per share) $ 80.00        
Initial Net Proceeds | $ $ 563,226        
Initial Issuance Costs | $ $ 20,774        
Shares Issued (in shares) | shares 14,020,744        
Par Value Per Share (in dollars/euro per share) $ 0.001        
Liquidation Preference Per Share (in dollars/euro per share) $ 100.00        
Aggregate Liquidation Preference | $ $ 1,402,074        
Dividend Rate Per Annum (as a percent) 8.00% 8.00%      
Initial Conversion Rate (in shares) | shares 0.1        
STRD Stock          
Class of Stock [Line Items]          
Initial Shares Issued (in shares) | shares 11,764,700 11,764,700      
Initial Public Offering Price per share (in dollars/euro per share) $ 85.00        
Initial Net Proceeds | $ $ 979,486        
Initial Issuance Costs | $ $ 20,514        
Shares Issued (in shares) | shares 14,024,221        
Par Value Per Share (in dollars/euro per share) $ 0.001        
Liquidation Preference Per Share (in dollars/euro per share) $ 100.00        
Aggregate Liquidation Preference | $ $ 1,402,422        
Stated Amount (in dollars/euro per share) $ 100.00        
Dividend Rate Per Annum (as a percent) 10.00% 10.00%      
STRF Stock, STRC Stock, STRE Stock and STRD Stock          
Class of Stock [Line Items]          
Liquidation Preference Per Share (in dollars/euro per share) $ 100        
STRK and STRF Stock          
Class of Stock [Line Items]          
Number of consecutive regular dividend payment dates, case 1 | dividend_payment_date 4 4      
Number of consecutive regular dividend payment dates, case 2 | dividend_payment_date 8 8      
Change in the number of directors | director 1 1      
Right to elect, number of directors | director 1 1      
Right termination, change in number of directors, option one | director 1 1      
Right termination, change in number of directors, option two | director 2 2