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Property and Equipment, Net - Schedule of Depreciation Included in Consolidated Statements of Income and Comprehensive Income (Detail) ¥ in Thousands, $ in Thousands | 12 Months Ended
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Dec. 31, 2021 CNY (¥) | Dec. 31, 2021 USD ($) | Dec. 31, 2020 CNY (¥) | Dec. 31, 2019 CNY (¥)
Schedule Of Depreciation Included In Consolidated Statements Of Income And Comprehensive Income [Line Items] |  |  |  |
Depreciation | ¥ 213,082 | $ 33,437 | ¥ 115,354 | ¥ 34,734
Fulfillment expenses |  |  |  |
Schedule Of Depreciation Included In Consolidated Statements Of Income And Comprehensive Income [Line Items] |  |  |  |
Depreciation | 195,022 | 30,603 | 107,333 | 31,988
Sales and marketing expenses |  |  |  |
Schedule Of Depreciation Included In Consolidated Statements Of Income And Comprehensive Income [Line Items] |  |  |  |
Depreciation | 2,666 | 419 | 2,018 | 865
General and administrative expenses |  |  |  |
Schedule Of Depreciation Included In Consolidated Statements Of Income And Comprehensive Income [Line Items] |  |  |  |
Depreciation | 7,395 | 1,160 | 4,731 | 1,520
Product development expenses |  |  |  |
Schedule Of Depreciation Included In Consolidated Statements Of Income And Comprehensive Income [Line Items] |  |  |  |
Depreciation | ¥ 7,999 | $ 1,255 | ¥ 1,272 | ¥ 361

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- Definition Schedule Of Depreciation Included In Consolidated Statements Of Income And Comprehensive Income LineItems. + References No definition available. + Details
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- Definition The amount of expense recognized in the current period that reflects the allocation of the cost of tangible assets over the assets' useful lives. Includes production and non-production related depreciation. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 360 -SubTopic 10 -Section 50 -Paragraph 1 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=6391035&loc=d3e2868-110229 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 28 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=123570139&loc=d3e3602-108585 + Details
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