Name:	devs_DebtInstrumentConvertiblePercentageDiscount
Namespace Prefix:	devs_
Data Type:	dtr-types:percentItemType
Balance Type:	na
Period Type:	duration

Period of volume weighted average trading price, in PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

No definition available.

Name:	devs_PeriodOfVolumeWeightedAverageTradingPrice
Namespace Prefix:	devs_
Data Type:	xbrli:durationItemType
Balance Type:	na
Period Type:	duration

Percentage of prepayment of penalty applied on any prepayments prior to maturity date.

No definition available.

Name:	devs_PrepaymentPenaltyPercentagePriorToMaturityDate
Namespace Prefix:	devs_
Data Type:	dtr-types:percentItemType
Balance Type:	na
Period Type:	duration

Face (par) amount of debt instrument at time of issuance.

Reference 1: http://www.xbrl.org/2003/role/exampleRef
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-Section 55
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Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

Contractual interest rate for funds borrowed, under the debt agreement.

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Topic 210
-SubTopic 10
-Name Accounting Standards Codification
-Section S99
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Data Type:	dtr-types:percentItemType
Balance Type:	na
Period Type:	instant

Fair value, after the effects of master netting arrangements, of a financial liability or contract with one or more underlyings, notional amount or payment provision or both, and the contract can be net settled by means outside the contract or delivery of an asset, expected to be settled within one year or normal operating cycle, if longer. Includes assets not subject to a master netting arrangement and not elected to be offset.

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 210
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Name:	us-gaap_DerivativeLiabilitiesCurrent
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- References

No definition available.