Fulfillment costs represent packaging material costs and those costs incurred in outbound shipping, operating and staffing the Group's fulfillment and customer service centers, including costs attributable to buying, receiving, inspecting and warehousing inventories; picking, packaging and preparing customer orders for shipment; processing payment and related transaction costs and responding to inquiries from customers.Fulfillment costs also contain third party transaction fees, such as credit card processing and debit card processing fees.

No definition available.

CONSOLIDATED STATEMENTS OF OPERATIONS AND COMPREHENSIVE LOSS In Thousands, except Share data, unless otherwise specified	12 Months Ended
	Dec. 31, 2014 USD ($)	Dec. 31, 2014 CNY	Dec. 31, 2013 CNY	Dec. 31, 2012 CNY	Dec. 31, 2014 Fulfillment USD ($)	Dec. 31, 2014 Fulfillment CNY	Dec. 31, 2013 Fulfillment CNY	Dec. 31, 2012 Fulfillment CNY	Dec. 31, 2014 Marketing USD ($)	Dec. 31, 2014 Marketing CNY	Dec. 31, 2013 Marketing CNY	Dec. 31, 2012 Marketing CNY	Dec. 31, 2014 Technology and content USD ($)	Dec. 31, 2014 Technology and content CNY	Dec. 31, 2013 Technology and content CNY	Dec. 31, 2012 Technology and content CNY	Dec. 31, 2014 General and administrative USD ($)	Dec. 31, 2014 General and administrative CNY	Dec. 31, 2013 General and administrative CNY	Dec. 31, 2012 General and administrative CNY
Net revenues
Online direct sales	$ 17,494,965us-gaap_SalesRevenueGoodsNet	108,549,258us-gaap_SalesRevenueGoodsNet	67,017,977us-gaap_SalesRevenueGoodsNet	40,334,551us-gaap_SalesRevenueGoodsNet
Services and others	1,040,044us-gaap_SalesRevenueServicesNet	6,453,059us-gaap_SalesRevenueServicesNet	2,321,835us-gaap_SalesRevenueServicesNet	1,045,970us-gaap_SalesRevenueServicesNet
Total net revenues	18,535,009us-gaap_SalesRevenueNet	115,002,317us-gaap_SalesRevenueNet	69,339,812us-gaap_SalesRevenueNet	41,380,521us-gaap_SalesRevenueNet
Operating expenses
Cost of revenues	(16,380,015)us-gaap_CostOfGoodsAndServicesSold	(101,631,443)us-gaap_CostOfGoodsAndServicesSold	(62,495,538)us-gaap_CostOfGoodsAndServicesSold	(37,898,387)us-gaap_CostOfGoodsAndServicesSold
Fulfillment	(1,300,172)jd_FulfillmentCosts	(8,067,048)jd_FulfillmentCosts	(4,108,939)jd_FulfillmentCosts	(3,061,024)jd_FulfillmentCosts
Marketing	(646,340)us-gaap_MarketingExpense	(4,010,280)us-gaap_MarketingExpense	(1,590,171)us-gaap_MarketingExpense	(1,096,765)us-gaap_MarketingExpense
Technology and content	(295,896)jd_TechnologyAndContent	(1,835,919)jd_TechnologyAndContent	(963,653)jd_TechnologyAndContent	(636,346)jd_TechnologyAndContent
General and administrative	(847,768)us-gaap_GeneralAndAdministrativeExpense	(5,260,064)us-gaap_GeneralAndAdministrativeExpense	(760,338)us-gaap_GeneralAndAdministrativeExpense	(639,097)us-gaap_GeneralAndAdministrativeExpense
Total operating expenses	(19,470,191)us-gaap_CostsAndExpenses	(120,804,754)us-gaap_CostsAndExpenses	(69,918,639)us-gaap_CostsAndExpenses	(43,331,619)us-gaap_CostsAndExpenses
Loss from operations	(935,182)us-gaap_OperatingIncomeLoss	(5,802,437)us-gaap_OperatingIncomeLoss	(578,827)us-gaap_OperatingIncomeLoss	(1,951,098)us-gaap_OperatingIncomeLoss
Other income/(expense)
Interest income	102,769us-gaap_InvestmentIncomeInterest	637,641us-gaap_InvestmentIncomeInterest	343,770us-gaap_InvestmentIncomeInterest	175,751us-gaap_InvestmentIncomeInterest
Interest expense	(4,646)us-gaap_InterestExpense	(28,825)us-gaap_InterestExpense	(8,437)us-gaap_InterestExpense	(8,324)us-gaap_InterestExpense
Others, net	34,907us-gaap_OtherNonoperatingIncomeExpense	216,587us-gaap_OtherNonoperatingIncomeExpense	193,555us-gaap_OtherNonoperatingIncomeExpense	60,325us-gaap_OtherNonoperatingIncomeExpense
Loss before tax	(802,152)	(4,977,034)	(49,939)	(1,723,346)
Income tax (expenses) /benefits	(3,114)us-gaap_IncomeTaxExpenseBenefit	(19,324)us-gaap_IncomeTaxExpenseBenefit	40us-gaap_IncomeTaxExpenseBenefit	(6,127)us-gaap_IncomeTaxExpenseBenefit
Net loss	(805,266)us-gaap_NetIncomeLoss	(4,996,358)us-gaap_NetIncomeLoss	(49,899)us-gaap_NetIncomeLoss	(1,729,473)us-gaap_NetIncomeLoss
Preferred shares redemption value accretion	(1,282,539)	(7,957,640)	(2,435,366)	(1,587,454)
Net loss attributable to holders of permanent equity securities	(2,087,805)	(12,953,998)	(2,485,265)	(3,316,927)
Net loss	(805,266)us-gaap_NetIncomeLoss	(4,996,358)us-gaap_NetIncomeLoss	(49,899)us-gaap_NetIncomeLoss	(1,729,473)us-gaap_NetIncomeLoss
Other comprehensive loss:
Foreign currency translation adjustments	(19,600)	(121,612)	(137,921)	(7,546)
Net change in unrealized gains on available-for-sale securities:
Unrealized gains, nil of tax	11,489	71,286	96,501
Reclassification adjustment for gains included in interest income, nil of tax	(9,216)	(57,181)	(73,277)
Net unrealized gains on available-for-sale securities	2,273	14,105	23,224
Total other comprehensive loss	(17,327)	(107,507)	(114,697)	(7,546)
Comprehensive loss	(822,593)us-gaap_ComprehensiveIncomeNetOfTax	(5,103,865)us-gaap_ComprehensiveIncomeNetOfTax	(164,596)us-gaap_ComprehensiveIncomeNetOfTax	(1,737,019)us-gaap_ComprehensiveIncomeNetOfTax
Net loss per share of permanent equity securities
Basic	$ (0.86)us-gaap_EarningsPerShareBasic	(5.35)us-gaap_EarningsPerShareBasic	(1.47)us-gaap_EarningsPerShareBasic	(2.18)us-gaap_EarningsPerShareBasic
Diluted	$ (0.86)us-gaap_EarningsPerShareDiluted	(5.35)us-gaap_EarningsPerShareDiluted	(1.47)us-gaap_EarningsPerShareDiluted	(2.18)us-gaap_EarningsPerShareDiluted
Weighted average number of permanent equity securities
Basic	2,419,668,247	2,419,668,247	1,694,495,048	1,523,639,783
Diluted	2,419,668,247	2,419,668,247	1,694,495,048	1,523,639,783
Share-based compensation expenses					$ (20,730)	(128,623)	(81,013)	(77,393)	$ (3,799)	(23,570)	(8,741)	(8,979)	$ (12,808)	(79,469)	(33,269)	(25,176)	$ (647,566)	(4,017,886)	(138,150)	(113,491)