XML 70 R58.htm IDEA: XBRL DOCUMENT
v3.22.4

Long-Term Debt (Parenthetical) (Detail) - 2.500% Senior Unsecured Notes Due 2031 [Member] | 9 Months Ended | 12 Months Ended |
--- | --- | --- | ---
Dec. 31, 2022 | Mar. 31, 2022 | Jul. 01, 2021
Debt Instrument [Line Items] |  |  |
Debt instrument, interest rate | 2.50% |  | 2.50%
Debt instrument, maturity year | 2031 | 2031 |

X
- Definition Debt instrument maturity year. + References No definition available. + Details
Name: | exp_DebtInstrumentMaturityYear
Namespace Prefix: | exp_
Data Type: | xbrli:gYearItemType
Balance Type: | na
Period Type: | duration

X
- Definition Contractual interest rate for funds borrowed, under the debt agreement. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 470 -SubTopic 20 -Section 50 -Paragraph 1B -Subparagraph (b) -URI https://asc.fasb.org/extlink&oid=123466505&loc=SL123495323-112611 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02.22(a)(1)) -URI https://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682 + Details
Name: | us-gaap_DebtInstrumentInterestRateStatedPercentage
Namespace Prefix: | us-gaap_
Data Type: | dtr-types:percentItemType
Balance Type: | na
Period Type: | instant

X
- Definition Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table. + References No definition available. + Details
Name: | us-gaap_DebtInstrumentLineItems
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Details
Name: | us-gaap_LongtermDebtTypeAxis=exp_TwoPointFiveZeroZeroPercentageSeniorUnsecuredNotesDueTwoThousandThirtyOneMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |