Consolidated Statements of Cash Flows (Unaudited) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2018	Mar. 31, 2017
Cash flows from operating activities:
Net income	$ 290,124	$ 178,222
Adjustments to reconcile net income to net cash used in operating activities:
Additions to streaming content assets	(2,986,747)	(2,348,666)
Change in streaming content liabilities	378,885	366,257
Amortization of streaming content assets	1,748,844	1,305,683
Amortization of DVD content assets	11,134	18,598
Depreciation and amortization of property, equipment and intangibles	19,041	15,049
Stock-based compensation expense	68,395	44,888
Other non-cash items	8,209	21,666
Foreign currency remeasurement loss on long-term debt	41,080	0
Deferred taxes	(22,049)	(26,764)
Changes in operating assets and liabilities:
Other current assets	(55,905)	(25,402)
Accounts payable	74,083	(11,000)
Accrued expenses	119,049	93,542
Deferred revenue	55,270	15,221
Other non-current assets and liabilities	13,830	8,850
Net cash used in operating activities	(236,757)	(343,856)
Cash flows from investing activities:
Acquisition of DVD content assets	(10,796)	(25,372)
Purchases of property and equipment	(37,170)	(52,523)
Change in other assets	(1,786)	(769)
Purchases of short-term investments	0	(57,774)
Proceeds from sale of short-term investments	0	55,748
Proceeds from maturities of short-term investments	0	5,100
Net cash used in investing activities	(49,752)	(75,590)
Cash flows from financing activities:
Proceeds from issuance of common stock	56,335	24,178
Other financing activities	(321)	61
Net cash provided by financing activities	56,014	24,239
Effect of exchange rate changes on cash, cash equivalents, and restricted cash	7,177	5,455
Net decrease in cash, cash equivalents, and restricted cash	(223,318)	(389,752)
Cash, cash equivalents, and restricted cash at beginning of period	2,822,795	1,467,576
Cash, cash equivalents, and restricted cash at end of period	2,599,477	1,077,824
Supplemental disclosure:
Increase (decrease) in investing activities included in liabilities	$ 3,917	$ (16,672)