v3.26.1
Fair Value Measurements - Schedule of Fair Value Disclosure of Asset and Liability Not Measured at Fair Value (Details) - USD ($)
$ in Thousands
Mar. 31, 2026
Dec. 31, 2025
Level 1    
Assets    
Cash and cash equivalents $ 3,401,020 $ 4,929,452
Restricted cash and restricted cash equivalents 360,231 427,321
Loans 0 0
Other investments 0 0
Total assets 3,761,251 5,356,773
Liabilities    
Deposits 0 0
Debt 2,015,705 2,997,347
Total liabilities 2,015,705 2,997,347
Level 2    
Assets    
Cash and cash equivalents 0 0
Restricted cash and restricted cash equivalents 0 0
Loans 0 0
Other investments 146,503 146,204
Total assets 146,503 146,204
Liabilities    
Deposits 40,242,920 37,506,689
Debt 486,000 486,000
Total liabilities 40,728,920 37,992,689
Level 3    
Assets    
Cash and cash equivalents 0 0
Restricted cash and restricted cash equivalents 0 0
Loans 1,551,703 1,670,391
Other investments 0 0
Total assets 1,551,703 1,670,391
Liabilities    
Deposits 0 0
Debt 0 0
Total liabilities 0 0
Carrying Value    
Assets    
Cash and cash equivalents 3,401,020 4,929,452
Restricted cash and restricted cash equivalents 360,231 427,321
Loans 1,505,541 1,633,702
Other investments 146,503 146,204
Total assets 5,413,295 7,136,679
Liabilities    
Deposits 40,242,697 37,505,395
Debt 1,762,590 1,761,055
Total liabilities 42,005,287 39,266,450
Carrying Value | Convertible Senior Notes Due 2026 | Convertible Notes    
Liabilities    
Debt 438,200 554,100
Carrying Value | Convertible Senior Notes Due 2029 | Convertible Notes    
Liabilities    
Debt 1,600,000 2,400,000
Fair Value    
Assets    
Cash and cash equivalents 3,401,020 4,929,452
Restricted cash and restricted cash equivalents 360,231 427,321
Loans 1,551,703 1,670,391
Other investments 146,503 146,204
Total assets 5,459,457 7,173,368
Liabilities    
Deposits 40,242,920 37,506,689
Debt 2,501,705 3,483,347
Total liabilities $ 42,744,625 $ 40,990,036