CONDENSED CONSOLIDATED STATEMENTS OF CASH FLOWS - USD ($) $ in Thousands	9 Months Ended
	Sep. 30, 2018	Sep. 30, 2017
Cash flows from operating activities:
Net income	$ 73,015	$ 79,675
Adjustments to reconcile net income to net cash flows from operating activities:
Depreciation and amortization	444,558	391,598
Equity in (earnings) losses of unconsolidated affiliates, net	2,651	(14,461)
Amortization of debt issuance costs	5,910	5,479
Gains and losses on investments, net	(33,524)	(30,664)
Stock-based compensation	7,771	7,169
Deferred tax provision	22,357	7,924
Dividends received from unconsolidated entity	5,000	15,000
Proceeds from sale of trading securities	0	8,922
Changes in current assets and current liabilities, net:
Trade accounts receivable, net	(35,811)	5,088
Trade accounts receivable - DISH Network	32,323	225,963
Inventory	10,667	(26,231)
Other current assets	(5,569)	(11,392)
Trade accounts payable	2,536	(64,553)
Trade accounts payable - DISH Network	(3,342)	2,534
Accrued expenses and other	19,450	13,268
Changes in noncurrent assets and noncurrent liabilities, net	(16,123)	(23,474)
Other, net	12,043	91
Net cash flows from operating activities	543,912	591,936
Cash flows from investing activities:
Purchases of marketable investment securities	(2,323,090)	(319,912)
Sales and maturities of marketable investment securities	1,331,225	375,890
Expenditures for property and equipment	(415,253)	(422,661)
Refunds and other receipts related to property and equipment	77,524	0
Sale of investment in unconsolidated entity	1,558	17,781
Expenditures for externally marketed software	(24,568)	(25,447)
Other	(991)	0
Net cash flows from investing activities	(1,353,595)	(374,349)
Cash flows from financing activities:
Repayment of debt and capital lease obligations	(27,764)	(26,394)
Net proceeds from Class A common stock options exercised	4,424	33,156
Net proceeds from Class A common stock issued under the Employee Stock Purchase Plan	7,428	6,938
Cash exchanged for Tracking Stock (Note 1)	0	(651)
Repayment of in-orbit incentive obligations	(4,601)	(4,583)
Other, net	(530)	201
Net cash flows from financing activities	(21,043)	8,667
Effect of exchange rates on cash and cash equivalents	(3,449)	1,014
Net increase (decrease) in cash and cash equivalents, including restricted amounts	(834,175)	227,268
Cash and cash equivalents, including restricted amounts, beginning of period	2,432,249	2,571,866
Cash and cash equivalents, including restricted amounts, end of period	1,598,074	2,799,134
Supplemental disclosure of cash flow information:
Cash paid for interest, net of amounts capitalized	170,303	137,955
Cash paid for income taxes	$ 3,369	$ 10,071