XML 54 R43.htm IDEA: XBRL DOCUMENT
v3.25.3

Investment in associate, Summary (Details) - Freedom Carbon Solutions [Member] - USD ($) |  |  | 3 Months Ended
--- | --- | --- | ---
Nov. 06, 2024 | Oct. 28, 2024 | Oct. 31, 2025
Acquisition of Monroe Sequestration Partners [Abstract] |  |  |
Shares received from investors (in shares) | 2,000,000 |  |
Number of shares exchange of shares (in shares) |  | 200,000 |
Shares issued for acquisition of associate (in shares) |  | 2,000,000 |
Agreement to acquire percentage |  |  | 50.00%
Shares Issued for Acquisition of Associate |  |  | $ 1,220,000
Ownership percentage in LLC |  |  | 50.00%

X
- References No definition available. + Details
Name: | devs_AcquisitionOfMonroeSequestrationPartnersAbstract
Namespace Prefix: | devs_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Percentage of business combination consideration for equity interest. + References No definition available. + Details
Name: | devs_BusinessCombinationConsiderationForEquityInterestPercentage
Namespace Prefix: | devs_
Data Type: | dtr-types:percentItemType
Balance Type: | na
Period Type: | instant

X
- Definition Number of shares exchange of shares acquisition of associate during the period. + References No definition available. + Details
Name: | devs_NumberOfSharesExchangeOfShares
Namespace Prefix: | devs_
Data Type: | xbrli:sharesItemType
Balance Type: | na
Period Type: | instant

X
- Definition Number of shares received from Investors. + References No definition available. + Details
Name: | devs_NumberOfSharesReceivedFromInvestors
Namespace Prefix: | devs_
Data Type: | xbrli:sharesItemType
Balance Type: | na
Period Type: | duration

X
- Definition Value of stock issued for acquisition of associate during the period. + References No definition available. + Details
Name: | devs_SharesIssuedForAcquisitionOfAssociate
Namespace Prefix: | devs_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition Number of shares issued for acquisition of associate during the period. + References No definition available. + Details
Name: | devs_SharesIssuedForAcquisitionOfAssociateInShares
Namespace Prefix: | devs_
Data Type: | xbrli:sharesItemType
Balance Type: | na
Period Type: | duration

X
- Definition Percentage of equity in the acquiree held by the acquirer immediately before the acquisition date in a business combination. + References Reference 1: http://www.xbrl.org/2003/role/exampleRef -Topic 805 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 8 -Publisher FASB -URI https://asc.fasb.org/1943274/2147479328/805-10-50-8 Reference 2: http://www.xbrl.org/2003/role/exampleRef -Topic 805 -SubTopic 10 -Name Accounting Standards Codification -Section 55 -Paragraph 38 -Publisher FASB -URI https://asc.fasb.org/1943274/2147479303/805-10-55-38 Reference 3: http://www.xbrl.org/2003/role/exampleRef -Topic 805 -SubTopic 10 -Name Accounting Standards Codification -Section 55 -Paragraph 48 -Publisher FASB -URI https://asc.fasb.org/1943274/2147479303/805-10-55-48 Reference 4: http://www.xbrl.org/2003/role/exampleRef -Topic 805 -SubTopic 10 -Name Accounting Standards Codification -Section 25 -Paragraph 9 -Publisher FASB -URI https://asc.fasb.org/1943274/2147479405/805-10-25-9 Reference 5: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 805 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 3 -Publisher FASB -URI https://asc.fasb.org/1943274/2147479328/805-10-50-3 Reference 6: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 805 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 2 -Subparagraph (g) -Publisher FASB -URI https://asc.fasb.org/1943274/2147479328/805-10-50-2 + Details
Name: | us-gaap_BusinessCombinationStepAcquisitionEquityInterestInAcquireePercentage
Namespace Prefix: | us-gaap_
Data Type: | dtr-types:percentItemType
Balance Type: | na
Period Type: | instant

X
- Details
Name: | us-gaap_BusinessAcquisitionAxis=devs_FreedomCarbonSolutionsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |