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41680000000.000000625P2Y0.0000006250.0000006250.0000006250.0000006250.00000062527562906false FY0001329099Baidu Campus No. 10 Shangdi 10th StreetBaidu Campus No. 10 Shangdi 10th Street0.0000006250.0000006250.0000006250.000000625P5DP5DPar value per share and the number of shares as of December 31, 2020 has been retrospectively adjusted for the Share Subdivision that took effect on March 1, 2021 as detailed in Notes 1 and 21Basic and diluted earnings per share and the number of shares for the years ended December 31, 2019 and 2020 have been retrospectively adjusted for the Share Subdivision that took effect on March 1, 2021 as detailed in Notes 1 and 21.The number of shares has been retrospectively adjusted for the Share Subdivision that took effect on March 1, 2021 as detailed in Note 1 and Note 21.Gross unrealized losses (downward adjustments excluding impairment) were RMB863 million, RMB378 million and RMB166 million (US$26 million) for the years ended December 31, 2019, 2020 and 2021, respectively.The Company adopted a one-quarter lag in reporting its share of equity income (loss) in Trip.The Company adopted a one-quarter lag in reporting its share of (loss) income in majority of its equity investees.The allowance for credit losses on contract assets was RMB27 million and RMB85 million (US$13 million) as of December 31, 2020 and 2021, respectively. The amounts charged to expenses for credit losses on contract assets and write-offs charged against the allowance were RMB9 million and RMB58 million (US$9 million) for the years ended December 31, 2020 and 2021, respectively. No write-offs were charged against the allowance for the years ended December 31, 2020 and 2021, respectively. The effect of adopting ASU 2016-13 on January 1,2020 was RMB11 million to the opening balance of contract assets, net.Basic and diluted net earnings per share, the number of shares and the adjustments for dilutive restricted shares and share options for the years ended December 31, 2019 and 2020 have been retrospectively adjusted for the Share Subdivision and the ADS Ratio Change that took effect on March 1, 2021, as detailed in Note 1.The balance mainly represents deferred revenue relating to the future services to be provided by the Company to investees.The balances mainly represent deferred revenue relating to the future services to be provided by the Company to Related Party F which is an equity method investment investee.The balances mainly represent non-trade interest-free long-term loans provided by Related Party B.The balances mainly represent amounts arising from services including advertising services and licensing of content assets provided by the Company’s investees and non-trade amounts payable for acquiring the equity interest of the Company’s investees.The balance represents amount due to Related Party B arising from services provided by Related Party B to the Company in the ordinary course of business and non-trade loans provided by Related Party B with interest rates of nil.The balances mainly represent amounts arising from deferred revenue relating to the future online marketing services and other services to be provided by the Company to Related Party A and business trip services provided by Related Party A.The balance consists of amount due from the Company’s investees in the ordinary course of business.The balances represent non-trade long-term loans due from Related Party B with interest rates ranging from 0.00% to 0.50%, and amounts arising from services the Company provided to Related Party B.The balance mainly represents online marketing services provided to Related Party D.The balances mainly represent amounts arising from services including online marketing services and cloud services the Company provided to Related Party E. Related Party E ceases to be a related party from February 2021 as the Company does not have significant influence over Related Party E after its public listing.The balances mainly represent amounts arising from cloud services and other services the Company provided to its investees in ordinary course of business.The balances mainly represent amounts arising from online marketing services, cloud services and other services the Company provided to Related Party A.In addition, due to adverse changes in the expected performance of certain produced content and the reduced amount of ultimate revenue expected to be recognized, an impairment charge of RMB205 million and RMB161 million (US$25 million) was recognized for produced content predominantly monetized on its own and was recognized as cost of revenues in the consolidated statement of comprehensive income for the years ended December 31, 2020 and 2021, respectively. The fair value information presented is not as of the period’s end, and is sensitive to changes in the unobservable inputs used to determine fair value and such changes could result in the fair value at the reporting date to be different from the fair value presented.The fair value hierarchy of certain equity investments were transferred from level 3 to level 1 due to the public listing of the investees during the year ended December 31, 2021Due to factors such as the outbreak of coronavirus (COVID-19) resulting in declined financial performances and changes in business circumstances of certain investees, the Company recognized impairment charges of long-term investments in the consolidated statement of comprehensive (loss) income during the years ended December 31, 2020 and 2021. For equity securities accounted for under the measurement alternative, when there are observable price changes in orderly transactions for identical or similar investments of the same issuer, the investments are re-measured to fair value. The Company recognized impairment loss on intangible assets as of March 31, 2020. The impairment loss on intangible assets in 2021 was immaterial.The outbreak of COVID-19 during the first quarter of 2020 also has resulted in a downward adjustment to forecasted advertising revenues for the Mainland China film group. As a result, the Company performed an assessment to determine whether the fair value of the Mainland China film group was less than its unamortized film costs as of March 31, 2020 with the assistance of a third-party valuation firm. The Company uses a discounted cash flow approach to estimate the fair value. The Company estimated the most likely future cash flows based on historical results, economic useful lives or license periods and perception of future performance. The Company has incorporated those cash outflows necessary to generate the cash inflows, including future production, operation, exploitation and administrative costs, which were estimated at 32%-37% of revenue in aggregate. The discount rate was determined to be the weighted average cost of capital of the Mainland China film group at 15%. As of March 31, 2020, the fair value of the Mainland China film group was less than its corresponding carrying value and resulted in the Company recognizing an impairment charge of RMB390 million related to licensed copyrights and RMB210 million related to produced content, respectively. 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