Consolidated Statements of Cash Flows (Unaudited) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2017	Sep. 30, 2016	Sep. 30, 2017	Sep. 30, 2016
Cash flows from operating activities:
Net income	$ 129,590	$ 51,517	$ 373,412	$ 119,930
Adjustments to reconcile net income to net cash used in operating activities:
Additions to streaming content assets	(2,315,017)	(2,442,080)	(7,328,104)	(6,550,445)
Change in streaming content liabilities	(34,587)	529,885	846,560	1,674,125
Amortization of streaming content assets	1,627,477	1,224,108	4,483,954	3,457,990
Amortization of DVD content assets	13,259	19,284	48,368	59,746
Depreciation and amortization of property, equipment and intangibles	19,238	14,410	52,838	43,339
Stock-based compensation expense	44,763	43,495	133,679	130,029
Excess tax benefits from stock-based compensation	0	(12,762)	0	(37,401)
Other non-cash items	9,896	9,682	43,081	31,479
Foreign currency remeasurement loss on long-term debt	50,830	0	115,050	0
Deferred taxes	(57,090)	14,338	(104,556)	(20,141)
Changes in operating assets and liabilities:
Other current assets	(41,399)	10,250	(147,000)	48,649
Accounts payable	34,029	27,810	10,590	16,707
Accrued expenses	74,006	28,957	119,506	72,288
Deferred revenue	32,947	30,230	94,777	80,485
Other non-current assets and liabilities	(7,549)	(11,065)	(40,146)	(43,604)
Net cash used in operating activities	(419,607)	(461,941)	(1,297,991)	(916,824)
Cash flows from investing activities:
Acquisitions of DVD content assets	(10,217)	(17,249)	(43,213)	(58,380)
Purchases of property and equipment	(33,963)	(27,366)	(151,717)	(46,605)
Change in other assets	(1,107)	125	(2,940)	676
Purchases of short-term investments	(2,799)	(128,136)	(74,819)	(181,590)
Proceeds from sale of short-term investments	250,278	171,747	320,154	198,687
Proceeds from maturities of short-term investments	0	24,855	22,705	112,555
Net cash provided by investing activities	202,192	23,976	70,170	25,343
Cash flows from financing activities:
Proceeds from issuance of debt	0	0	1,420,510	0
Issuance costs	(312)	0	(15,325)	0
Proceeds from issuance of common stock	34,669	3,819	73,673	11,587
Excess tax benefits from stock-based compensation	0	12,762	0	37,401
Other financing activities	65	58	189	170
Net cash provided by financing activities	34,422	16,639	1,479,047	49,158
Effect of exchange rate changes on cash and cash equivalents	10,685	(441)	27,667	2,151
Net increase (decrease) in cash and cash equivalents	(172,308)	(421,767)	278,893	(840,172)
Cash and cash equivalents, beginning of period	1,918,777	1,390,925	1,467,576	1,809,330
Cash and cash equivalents, end of period	1,746,469	969,158	1,746,469	969,158
Supplemental disclosure:
Change in investing activities included in liabilities	$ (6,876)	$ 17,243	$ (27,041)	$ 15,486