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Extension of agreement term, PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

No definition available.

Name:	devs_AgreementExtensionTerm
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Term of agreement, in PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

No definition available.

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Annual consulting fee payable for providing consulting services on reaching specific terms.

No definition available.

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Data Type:	xbrli:monetaryItemType
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The annual fee for the use of licensed technology payable on the first day of each calendar year under a business combination agreement (BCA).

No definition available.

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Amount of contractual obligation, minimum advance royalty, to be paid in next fiscal year following current fiscal year.

No definition available.

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Amount of contractual obligation, minimum advance royalty, to be paid in third fiscal year following current fiscal year.

No definition available.

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Data Type:	xbrli:monetaryItemType
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Amount of contractual obligation, minimum advance royalty, to be paid in second fiscal year following current fiscal year.

No definition available.

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Minimum amount of debt and equity to be raised.

No definition available.

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Amount of contractual obligation, minimum advance royalty, to be paid from year four onwards in order to avoid termination of contract.

No definition available.

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Number of trading days for common stock price to exceed threshold, in PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

No definition available.

Name:	devs_NumberOfTradingDays
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The period for completing the business combination agreement in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

No definition available.

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Quarterly consulting fee payable for providing consulting services on reaching specific terms.

No definition available.

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Data Type:	xbrli:monetaryItemType
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Amount of equity interests of the acquirer, including instruments or interests issued or issuable in consideration for the business combination.

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Name Accounting Standards Codification
-Section 30
-Paragraph 8
-SubTopic 30
-Topic 805
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147479637/805-30-30-8

Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef
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-Topic 805
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147479637/805-30-30-7

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Period covered by the long-term purchase commitment, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

No definition available.

Name:	us-gaap_LongtermPurchaseCommitmentPeriod
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Number of pending claims pertaining to a loss contingency.

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 450
-SubTopic 20
-Name Accounting Standards Codification
-Section 50
-Paragraph 4
-Subparagraph (a)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147483076/450-20-50-4

Reference 2: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 450
-SubTopic 20
-Name Accounting Standards Codification
-Section 50
-Paragraph 9
-Subparagraph (a)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147483076/450-20-50-9

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- References

No definition available.

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Data Type:	xbrli:stringItemType
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Minimum amount of purchase arrangement in which the entity has agreed to expend funds to procure goods or services from a supplier.

No definition available.

Name:	us-gaap_PurchaseObligation
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Per share or per unit amount of equity securities issued.

No definition available.

Name:	us-gaap_SharesIssuedPricePerShare
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Data Type:	dtr-types:perShareItemType
Balance Type:	na
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