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CONDENSED CONSOLIDATED STATEMENTS OF CASH FLOWS - USD ($)
$ in Thousands
 3 Months Ended
Mar. 31, 2024
Mar. 31, 2023
Cash Flows From Operating Activities:    
Net income (loss) $ (108,375) $ 272,845
Adjustments to reconcile net income (loss) to net cash flows from operating activities:    
Depreciation and amortization 485,400 347,754
Impairment of long-lived assets and goodwill   3,142
Realized and unrealized losses (gains) on investments, impairments and other 23,893 7,368
Realized and unrealized losses (gains) on derivatives   28,961
Non-cash, stock-based compensation 9,058 14,628
Deferred tax expense (benefit) (11,688) 77,265
Changes in allowance for credit losses 10,516 1,004
Change in long-term deferred revenue and other long-term liabilities (3,871) (8,027)
Other, net 64,914 34,380
Changes in current assets and current liabilities, net (18,588) 10,627
Net cash flows from operating activities 451,259 789,947
Cash Flows From Investing Activities:    
Purchases of marketable investment securities (19,135) (606,676)
Sales and maturities of marketable investment securities 458,792 1,372,198
Purchases of property and equipment (519,612) (766,281)
Refunds and other receipts of purchases of property and equipment   15,000
Capitalized interest related to regulatory authorizations (Note 2) (158,084) (199,395)
Purchases of regulatory authorizations, including deposits (1,104) (1,771)
Other, net 998 (17,933)
Net cash flows from investing activities (238,145) (204,858)
Cash Flows From Financing Activities:    
Repayment of long-term debt and finance lease obligations (27,125) (27,255)
Redemption and repurchases of convertible and senior notes (951,168) (1,443,179)
Proceeds from issuance of senior notes   1,500,000
Net proceeds from Class A common stock options exercised and stock issued under the Employee Stock Purchase Plan (160) 3,967
Purchase of SNR Management's ownership interest in SNR HoldCo (441,998)  
Proceeds from accrued interest in conjunction with the issuance of senior notes   34,760
Debt issuance costs and debt (discount) premium   21,635
Other, net   (5,073)
Net cash flows from financing activities (1,420,451) 84,855
Effect of exchange rates on cash and cash equivalents (849) 1,677
Net increase (decrease) in cash, cash equivalents, restricted cash and cash equivalents (1,208,186) 671,621
Cash, cash equivalents, restricted cash and cash equivalents, beginning of period (Note 5) 1,911,601 2,561,803
Cash, cash equivalents, restricted cash and cash equivalents, end of period (Note 5) $ 703,415 $ 3,233,424