v3.25.1

ORGANIZATION AND BASIS OF PRESENTATION - Narrative (Details) $ in Thousands		3 Months Ended
	Nov. 21, 2024	Mar. 31, 2025 USD ($) region state community	Dec. 31, 2024 USD ($)
Organization and Presentation [Line Items]
Entity operations in number of regions \| region		3
Number of states in regions \| state		12
Deposits on real estate under option or contract		$ 254,546	$ 192,405
ROU assets		54,713	52,941
Lease liabilities		57,605	55,825
Contract asset insurance renewals		$ 0	0
Stockholders' Equity Note, Stock Split, Conversion Ratio	2
Number of communities in which homes are sold \| community		290
Cash and cash equivalents [Member]
Organization and Presentation [Line Items]
Amounts in transit from title companies for home closings		$ 60,200	$ 29,000
Minimum [Member]
Organization and Presentation [Line Items]
Base price per house for sale range		$ 203
Community life cycle range		3 years
Maximum [Member]
Organization and Presentation [Line Items]
Base price per house for sale range		$ 1,092
Community life cycle range		5 years
Maximum [Member] \| Non-Structural Items [Member]
Organization and Presentation [Line Items]
Warranty period following home closings		2 years
Maximum [Member] \| Structural [Member]
Organization and Presentation [Line Items]
Warranty period following home closings		10 years

Amounts in transit from title companies for home closings.

+ References

No definition available.

+ Details

Name:	mth_AmountsInTransitFromTitleCompaniesForHomeClosings
Namespace Prefix:	mth_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

- Definition

The price range as of the balance sheet date relating to the houses the Company has for sale.

+ References

No definition available.

+ Details

Name:	mth_BasePricePerHouseForSaleRange
Namespace Prefix:	mth_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

The range in number of years it takes to develop and sell a community starting with the acquisition of the land.

+ References

No definition available.

+ Details

Name:	mth_CommunityLifeCycleRange
Namespace Prefix:	mth_
Data Type:	xbrli:durationItemType
Balance Type:	na
Period Type:	duration

- Definition

Contract Asset, Insurance Renewals

+ References

No definition available.

+ Details

Name:	mth_ContractAssetInsuranceRenewals
Namespace Prefix:	mth_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

- Definition

The number of regions in the country where the Company has operations.

+ References

No definition available.

+ Details

Name:	mth_EntityOperationsInNumberOfRegions
Namespace Prefix:	mth_
Data Type:	xbrli:integerItemType
Balance Type:	na
Period Type:	instant

- Definition

The number of communities in which the Company is actively selling homes as of the balance sheet date.

+ References

No definition available.

+ Details

Name:	mth_NumberofCommunitiesinWhichHomesareSold
Namespace Prefix:	mth_
Data Type:	xbrli:integerItemType
Balance Type:	na
Period Type:	instant

- Definition

Organization and presentation line items.

+ References

No definition available.

+ Details

Name:	mth_OrganizationAndPresentationLineItems
Namespace Prefix:	mth_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

- Definition

Warranty period following home closings.

+ References

No definition available.

+ Details

Name:	mth_WarrantyPeriodFollowingHomeClosings
Namespace Prefix:	mth_
Data Type:	xbrli:durationItemType
Balance Type:	na
Period Type:	duration

- Definition

The carrying amount of the asset transferred to a third party to serve as a deposit, which typically serves as security against failure by the transferor to perform under terms of an agreement.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 210
-SubTopic 10
-Name Accounting Standards Codification
-Section S99
-Paragraph 1
-Subparagraph (SX 210.5-02(17))
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147480566/210-10-S99-1

+ Details

Name:	us-gaap_DepositAssets
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

- Definition

The number of states the entity operates in as of the balance sheet date.

+ References

No definition available.

+ Details

Name:	us-gaap_NumberOfStatesInWhichEntityOperates
Namespace Prefix:	us-gaap_
Data Type:	xbrli:integerItemType
Balance Type:	na
Period Type:	instant

- Definition

Present value of lessee's discounted obligation for lease payments from operating lease.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 842
-SubTopic 20
-Name Accounting Standards Codification
-Section 45
-Paragraph 1
-Subparagraph (b)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147479041/842-20-45-1

+ Details

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

- Definition

Amount of lessee's right to use underlying asset under operating lease.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 842
-SubTopic 20
-Name Accounting Standards Codification
-Section 45
-Paragraph 1
-Subparagraph (a)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147479041/842-20-45-1

+ Details

Name:	us-gaap_OperatingLeaseRightOfUseAsset
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

- Definition

Ratio applied to the conversion of stock split, for example but not limited to, one share converted to two or two shares converted to one.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Topic 505
-SubTopic 10
-Name Accounting Standards Codification
-Section S99
-Paragraph 4
-Subparagraph (SAB Topic 4.C)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147480008/505-10-S99-4

+ Details

Name:	us-gaap_StockholdersEquityNoteStockSplitConversionRatio1
Namespace Prefix:	us-gaap_
Data Type:	xbrli:pureItemType
Balance Type:	na
Period Type:	duration

- Details

Name:	us-gaap_BalanceSheetLocationAxis=us-gaap_CashAndCashEquivalentsMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	srt_RangeAxis=srt_MinimumMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	srt_RangeAxis=srt_MaximumMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	srt_ProductOrServiceAxis=mth_NonStructuralItemsMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	srt_ProductOrServiceAxis=mth_StructuralMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

Meritage Homes CORP 10-Q