ACCOUNTS PAYABLE (Details) ¥ in Thousands, $ in Thousands	Dec. 31, 2022 CNY (¥)	Dec. 31, 2022 USD ($)	Dec. 31, 2021 CNY (¥)
ACCOUNTS PAYABLE
Payable related to new home transaction business	¥ 4,333,474		¥ 5,248,897
Payable for home renovation materials and construction costs	867,045		0
Payable for advertising fees	186,604		194,546
Payable for internet service fees	104,603		111,694
Payable for leasehold improvements	90,271		183,997
Others	261,324		269,631
Total	¥ 5,843,321	$ 847,202	¥ 6,008,765

Accounts Payable [Abstract]

No definition available.

Name:	beke_AccountsPayableAbstract
Namespace Prefix:	beke_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

- Definition

Carrying value as of the balance sheet date of obligations incurred through that date and Payable for home renovation materials and construction costs.

+ References

No definition available.

+ Details

Name:	beke_PayableForHomeRenovationMaterialsAndConstructionCostsCurrent
Namespace Prefix:	beke_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

Carrying value as of the balance sheet date of obligations incurred through that date and payable for internet service fees.

+ References

No definition available.

+ Details

Name:	beke_PayableForInternetServiceFeesCurrent
Namespace Prefix:	beke_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

Carrying value as of the balance sheet date of obligations incurred through that date and payable for leasehold improvements.

+ References

No definition available.

+ Details

Name:	beke_PayableForLeaseholdImprovementsCurrent
Namespace Prefix:	beke_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

Carrying value as of the balance sheet date of obligations incurred through that date and payable related to new home transaction business.

+ References

No definition available.

+ Details

Name:	beke_PayableRelatedToNewHomeTransactionBusinessCurrent
Namespace Prefix:	beke_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

Carrying value as of the balance sheet date of liabilities incurred (and for which invoices have typically been received) and payable to vendors for goods and services received that are used in an entity's business. Used to reflect the current portion of the liabilities (due within one year or within the normal operating cycle if longer).

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 210
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SX 210.5-02.19(a))
-URI https://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682

Reference 2: http://www.xbrl.org/2003/role/exampleRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 852
-SubTopic 10
-Section 55
-Paragraph 10
-URI https://asc.fasb.org/extlink&oid=84165509&loc=d3e56426-112766

+ Details

Name:	us-gaap_AccountsPayableCurrent
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

Amount of obligations incurred classified as other, payable within one year or the normal operating cycle, if longer.

+ References

+ Details

Name:	us-gaap_AccountsPayableOtherCurrent
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

Carrying value as of the balance sheet date of obligations incurred through that date and payable for advertising of the entity's goods and services. Used to reflect the current portion of the liabilities (due within one year or within the normal operating cycle if longer).

+ References

+ Details

Name:	us-gaap_AccruedAdvertisingCurrent
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant