v3.26.1
EQUITY INVESTMENTS - Carrying Value of Equity Method Investments Without Determinable Fair Values (Details) - USD ($)
$ in Thousands
Jun. 30, 2026
Jan. 31, 2026
Dec. 31, 2025
Jun. 30, 2024
Net Investment Income [Line Items]        
Total $ 17,304   $ 59,558  
Total 281,328   554,283  
Equity investments $ 298,632   $ 613,841  
Point Broadband        
Net Investment Income [Line Items]        
Cost method investment, ownership percentage (in percent)     10.00%  
Total     $ 42,623  
Equity method investment, ownership percentage (in percent) 15.00%   0.00%  
Total $ 135,000   $ 0  
Visionary        
Net Investment Income [Line Items]        
Cost method investment, ownership percentage (in percent) 10.00%   10.00%  
Total $ 8,822   $ 8,822  
Others        
Net Investment Income [Line Items]        
Cost method investment, ownership percentage (in percent) 10.00%   10.00%  
Total $ 8,482   $ 8,113  
Clearwave Fiber        
Net Investment Income [Line Items]        
Equity method investment, ownership percentage (in percent)     57.00%  
Total     $ 56,355  
MBI        
Net Investment Income [Line Items]        
Equity method investment, ownership percentage (in percent) 45.00% 55.00% 45.00% 45.00%
Total $ 31,817   $ 386,402  
Nextlink        
Net Investment Income [Line Items]        
Equity method investment, ownership percentage (in percent) 22.00%   22.00%  
Total $ 114,511   $ 111,526