Schedule I - Condensed Financial information of Parent (Coupang, Inc.) - Condensed Statements of Cash Flows (Details) - USD ($) $ in Thousands	12 Months Ended
Dec. 31, 2022	Dec. 31, 2021	Dec. 31, 2020
Operating activities
Net cash used in operating activities	$ 565,439	$ (410,578)	$ 301,554
Investing activities
Net cash used in investing activities	(848,254)	(675,525)	(520,654)
Financing activities
Repurchase of common units and preferred units	0	0	(97,043)
Deferred offering costs paid	0	(11,618)	0
Proceeds from issuance of common stock/units, equity-based compensation plan	17,774	62,281	28,613
Net cash provided by financing activities	247,352	3,576,850	178,502
Cash and cash equivalents
Net (decrease) increase in cash and cash equivalents, and restricted cash	(123,073)	2,409,045	29,767
Cash and cash equivalents, and restricted cash, as of beginning of period	3,810,347	1,401,302	1,371,535
Cash and cash equivalents, and restricted cash, as of end of period	3,687,274	3,810,347	1,401,302
Parent Company
Operating activities
Net cash used in operating activities	(79,277)	(57,783)	(7,587)
Investing activities
Capital contribution to subsidiaries	(725,400)	(1,273,629)	(184,490)
Return of capital contribution from subsidiaries	80,434	202,834	253,921
Net cash used in investing activities	(644,966)	(1,070,795)	69,431
Financing activities
Repurchase of common units and preferred units	0	0	(97,043)
Proceeds from issuance of common units and preferred units, net of issuance costs	0	3,431,277	28,613
Deferred offering costs paid	0	(11,618)	0
Proceeds from issuance of common stock/units, equity-based compensation plan	17,774	62,281	0
Other, net	0	(1,663)	0
Net cash provided by financing activities	17,774	3,480,277	(68,430)
Cash and cash equivalents
Net (decrease) increase in cash and cash equivalents, and restricted cash	(706,469)	2,351,699	(6,586)
Cash and cash equivalents, and restricted cash, as of beginning of period	2,358,035	6,336	12,922
Cash and cash equivalents, and restricted cash, as of end of period	$ 1,651,566	$ 2,358,035	$ 6,336

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