Name:	DCAR_ClassOfWarrantOrRightExercisePriceOfWarrantsOrRightsAcquired
Namespace Prefix:	DCAR_
Data Type:	num:perShareItemType
Balance Type:	na
Period Type:	duration

Exercise price per share or per unit of warrants or rights exercised.

No definition available.

Name:	DCAR_ClassOfWarrantOrRightExercisePriceOfWarrantsOrRightsExercised
Namespace Prefix:	DCAR_
Data Type:	num:perShareItemType
Balance Type:	na
Period Type:	duration

Exercise price per share or per unit of warrants or rights granted.

No definition available.

Name:	DCAR_ClassOfWarrantOrRightExercisePriceOfWarrantsOrRightsGranted
Namespace Prefix:	DCAR_
Data Type:	num:perShareItemType
Balance Type:	na
Period Type:	duration

Exercise price per share or per unit of warrants or rights retired.

No definition available.

Name:	DCAR_ClassOfWarrantOrRightExercisePriceOfWarrantsOrRightsRetired
Namespace Prefix:	DCAR_
Data Type:	num:perShareItemType
Balance Type:	na
Period Type:	duration

Number of warrants or rights exercised.

No definition available.

Name:	DCAR_ClassOfWarrantOrRightExercised
Namespace Prefix:	DCAR_
Data Type:	xbrli:sharesItemType
Balance Type:	na
Period Type:	duration

Number of warrants or rights granted.

No definition available.

Name:	DCAR_ClassOfWarrantOrRightGranted
Namespace Prefix:	DCAR_
Data Type:	xbrli:sharesItemType
Balance Type:	na
Period Type:	duration

Number of warrants or rights retired.

No definition available.

Name:	DCAR_ClassOfWarrantOrRightRetired
Namespace Prefix:	DCAR_
Data Type:	xbrli:sharesItemType
Balance Type:	na
Period Type:	duration

Exercise price per share or per unit of warrants or rights outstanding.

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 235
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SX 210.4-08.(i)(4))
-URI http://asc.fasb.org/extlink&oid=26873400&loc=d3e23780-122690

Name:	us-gaap_ClassOfWarrantOrRightExercisePriceOfWarrantsOrRights1
Namespace Prefix:	us-gaap_
Data Type:	num:perShareItemType
Balance Type:	na
Period Type:	instant

Number of warrants or rights outstanding.

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 235
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SX 210.4-08.(i))
-URI http://asc.fasb.org/extlink&oid=26873400&loc=d3e23780-122690

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

Name:	us-gaap_ClassOfWarrantOrRightAxis=DCAR_AcquiredH1WarrantsMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

Name:	us-gaap_ClassOfWarrantOrRightAxis=DCAR_AcquiredH3WarrantsMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

Name:	us-gaap_ClassOfWarrantOrRightAxis=DCAR_GrantedH4WarrantsMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

Name:	us-gaap_ClassOfWarrantOrRightAxis=DCAR_GrantedIWarrantsMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

Name:	us-gaap_ClassOfWarrantOrRightAxis=DCAR_GrantedJWarrantsMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

Name:	us-gaap_ClassOfWarrantOrRightAxis=DCAR_ExercisedH4WarrantsMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type: