v3.7.0.1

NATURE OF BUSINESS (Details Narrative)	3 Months Ended
	Feb. 28, 2017
Nature Of Business Details Narrative
State of Incorporation	Nevada
Date of incorporation	Aug. 30, 2014

X

- Definition

Date when an entity was incorporated

+ References

No definition available.

+ Details

Name:	dei_EntityIncorporationDateOfIncorporation
Namespace Prefix:	dei_
Data Type:	xbrli:dateItemType
Balance Type:	na
Period Type:	duration

X

- Definition

State or Country Name where an entity is incorporated

+ References

No definition available.

+ Details

Name:	dei_EntityIncorporationStateCountryName
Namespace Prefix:	dei_
Data Type:	xbrli:normalizedStringItemType
Balance Type:	na
Period Type:	duration

X

- References

No definition available.

+ Details

Name:	dvgg_NatureOfBusinessDetailsNarrativeAbstract
Namespace Prefix:	dvgg_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration