CONDENSED CONSOLIDATED STATEMENTS OF CASH FLOWS $ in Thousands, € in Millions	9 Months Ended
	Sep. 30, 2021 USD ($)	Sep. 30, 2020 USD ($)
Cash flows from operating activities:
Net income	$ 29,678	$ 12,836
Adjustments to reconcile net income to net cash provided by operating activities:
Depreciation and amortization	66,675	61,022
Amortization of debt costs, discounts and premium	1,333	1,426
Equity-based compensation expense (net of amounts capitalized)	20,769	17,679
Unrealized (gain) loss on foreign exchange - 2024 Notes	(23,759)	17,281
Realized foreign exchange gain on issuance of 2024 Euro Notes		(2,547)
Gains - equipment transactions and other, net	(347)	80
Deferred income taxes	11,922	2,100
Changes in operating assets and liabilities:
Accounts receivable	(159)	(1,102)
Prepaid expenses and other current assets	1,734	(3,253)
Accounts payable, accrued liabilities and other long-term liabilities	11,752	(2,783)
Deposits and other assets	(23)	(628)
Net cash provided by operating activities	134,273	102,749
Cash flows from investing activities:
Purchases of property and equipment	(54,620)	(40,092)
Net cash used in investing activities	(54,620)	(40,092)
Cash flows from financing activities:
Dividends paid	(110,736)	(94,952)
Purchases of common stock		(270)
Principal payments on installment payment agreement	(5,845)	(7,855)
Principal payments of finance lease obligations	(16,826)	(19,392)
Proceeds from exercises of stock options	1,237	1,175
Net cash used in financing activities	(94,554)	(70,234)
Effect of exchange rates changes on cash	(1,445)	1,448
Net decrease in cash and cash equivalents & restricted cash	(16,346)	(6,129)
Cash and cash equivalents & restricted cash, beginning of period	371,301	399,422
Cash and cash equivalents & restricted cash, end of period	354,955	393,293
Supplemental disclosure of non-cash investing and financing activities:
Non-cash component of network equipment obtained in exchange transactions		310
PP&E obtained for installment payment agreement		5,771
Finance lease obligations incurred	38,411	61,504
Fair value of equipment acquired in leases		536
2021 Notes
Adjustments to reconcile net income to net cash provided by operating activities:
Loss on debt extinguishment and redemption		638
Cash flows from financing activities:
Extinguishment and redemption of Notes		(189,225)
2022 Notes
Adjustments to reconcile net income to net cash provided by operating activities:
Loss on debt extinguishment and redemption	14,698
Cash flows from financing activities:
Extinguishment and redemption of Notes	(459,317)
Senior unsecured 2024 Notes
Cash flows from financing activities:
Net proceeds from issuance of senior unsecured 2024 Euro Notes - net of debt costs of $2,137		$ 240,285
Senior secured 2026 Notes
Cash flows from financing activities:
Net proceeds from issuance of senior secured 2026 Notes - net of debt costs of $1,317	$ 496,933