CONDENSED CONSOLIDATED STATEMENTS OF CASH FLOWS - USD ($) $ in Thousands	6 Months Ended
	Jun. 30, 2024	Jun. 30, 2023
Cash Flows From Operating Activities:
Net income (loss)	$ (315,833)	$ 505,537
Adjustments to reconcile net income (loss) to net cash flows from operating activities:
Depreciation and amortization	992,925	718,387
Impairment of long-lived assets and goodwill		3,142
Realized and unrealized losses (gains) on investments, impairments and other	49,312	(31,109)
Realized and unrealized losses (gains) on derivatives		36,974
Non-cash, stock-based compensation	19,693	27,306
Deferred tax expense (benefit)	(35,300)	143,754
Changes in allowance for credit losses	33,108	1,531
Change in long-term deferred revenue and other long-term liabilities	8,139	(3,356)
Other, net	192,710	67,120
Changes in current assets and current liabilities, net	(13,770)	69,820
Net cash flows from operating activities	930,984	1,539,106
Cash Flows From Investing Activities:
Purchases of marketable investment securities	(21,847)	(2,051,128)
Sales and maturities of marketable investment securities	501,512	1,917,860
Purchases of property and equipment	(866,922)	(1,700,818)
Refunds and other receipts of purchases of property and equipment		31,371
Capitalized interest related to regulatory authorizations (Note 2)	(481,807)	(581,766)
Proceeds from other debt investments		148,448
Purchases of regulatory authorizations, including deposits	(1,104)	(1,771)
Sale of assets to CONX (Note 13)	26,719
Other, net	(4,716)	(13,286)
Net cash flows from investing activities	(848,165)	(2,251,090)
Cash Flows From Financing Activities:
Repayment of long-term debt and finance lease obligations	(52,758)	(53,514)
Redemption and repurchases of convertible and senior notes	(951,170)	(1,582,181)
Proceeds from issuance of senior notes		1,500,000
Early debt extinguishment gains (losses) of convertible and senior notes		68,086
Net proceeds from Class A common stock options exercised and stock issued under the Employee Stock Purchase Plan	1,832	8,297
Purchase of SNR Management's ownership interest in SNR HoldCo	(441,998)
Debt issuance costs and debt (discount) premium		21,635
Other, net	2	(4,710)
Net cash flows from financing activities	(1,444,092)	(42,387)
Effect of exchange rates on cash and cash equivalents	(3,701)	3,483
Net increase (decrease) in cash, cash equivalents, restricted cash and cash equivalents	(1,364,974)	(750,888)
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)	$ 546,627	$ 1,810,915