Stock Options (Details 1) (USD $)	Oct. 31, 2013	Mar. 31, 2015	Sep. 30, 2014
Summary of company's non-vested stock options
Number of underlying shares, Beginning balance	4,350,000
Stock Options [Member]
Summary of company's non-vested stock options
Number of underlying shares, Beginning balance		12,430,000	11,830,000
Number of underlying shares, Exercisable		6,810,000	6,460,000
Weighted Average Exercise Price, beginning balance		$ 0.26	$ 0.26
Weighted Average Exercise Price Exercisable		$ 0.22	$ 0.21
Weighted Average Fair Market Value		$ 0.21	$ 0.21
Weighted Average Fair Market Value, Exercisable		$ 0.18

Name:	dwog_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsRollForward
Namespace Prefix:	dwog_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

Share based compensation arrangement by share based payment award options weighted average grant date fair value.

+ References

No definition available.

+ Details

Name:	dwog_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionWeightedAverageGrantDateFairValue
Namespace Prefix:	dwog_
Data Type:	num:perShareItemType
Balance Type:	na
Period Type:	instant

- Definition

Share based compensation arrangement by share based payment award option weighted average grant date fair value exercisable.

+ References

No definition available.

+ Details

Name:	dwog_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionWeightedAverageGrantDateFairValueExercisable
Namespace Prefix:	dwog_
Data Type:	num:perShareItemType
Balance Type:	na
Period Type:	instant

- Definition

The number of shares into which fully or partially vested stock options outstanding as of the balance sheet date can be currently converted under the option plan.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 718

-SubTopic 10

-Section 50

-Paragraph 2

-Subparagraph (c)(1)(iii)

-URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901

+ Details

Name:	us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableNumber
Namespace Prefix:	us-gaap_
Data Type:	xbrli:sharesItemType
Balance Type:	na
Period Type:	instant

- Definition

The weighted-average price as of the balance sheet date at which grantees can acquire the shares reserved for issuance on vested portions of options outstanding and currently exercisable under the stock option plan.

+ References

+ Details

Name:	us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableWeightedAverageExercisePrice
Namespace Prefix:	us-gaap_
Data Type:	num:perShareItemType
Balance Type:	na
Period Type:	instant

- Definition

Number of options outstanding, including both vested and non-vested options.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 718

-SubTopic 10

-Section 50

-Paragraph 2

-URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901

Reference 2: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 718

-SubTopic 10

-Section 50

-Paragraph 2

-Subparagraph (c)(1)(i)-(ii)

-URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901

+ Details

Name:	us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber
Namespace Prefix:	us-gaap_
Data Type:	xbrli:sharesItemType
Balance Type:	na
Period Type:	instant

- Definition

Weighted average price at which grantees can acquire the shares reserved for issuance under the stock option plan.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 718

-SubTopic 10

-Section 50

-Paragraph 2

-Subparagraph (c)(1)(i)

-URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901

+ Details

Name:	us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice
Namespace Prefix:	us-gaap_
Data Type:	num:perShareItemType
Balance Type:	na
Period Type:	instant

- Details

Name:	us-gaap_AwardTypeAxis=us-gaap_EmployeeStockOptionMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type: