No definition available.

Name:	drne_PropertyPlantAndEquipmentTextualAbstract
Namespace Prefix:	drne_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

- Definition

The amount of expense recognized in the current period that reflects the allocation of the cost of tangible assets over the assets' useful lives. Includes production and non-production related depreciation.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 360
-SubTopic 10
-Section 50
-Paragraph 1
-Subparagraph (a)
-URI http://asc.fasb.org/extlink&oid=6391035&loc=d3e2868-110229

Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 230
-SubTopic 10
-Section 45
-Paragraph 28
-Subparagraph (b)
-URI http://asc.fasb.org/extlink&oid=109223946&loc=d3e3602-108585

+ Details

Name:	us-gaap_Depreciation
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

- Definition

The cash outflow associated with the acquisition of long-lived, physical assets that are used in the normal conduct of business to produce goods and services and not intended for resale; includes cash outflows to pay for construction of self-constructed assets.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 230
-SubTopic 10
-Section 45
-Paragraph 13
-Subparagraph (c)
-URI http://asc.fasb.org/extlink&oid=109223946&loc=d3e3213-108585

+ Details

Name:	us-gaap_PaymentsToAcquirePropertyPlantAndEquipment
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

- Definition

Useful life of long lived, physical assets used in the normal conduct of business and not intended for resale, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days. Examples include, but not limited to, land, buildings, machinery and equipment, office equipment, furniture and fixtures, and computer equipment.

+ References

No definition available.

+ Details

Name:	us-gaap_PropertyPlantAndEquipmentUsefulLife
Namespace Prefix:	us-gaap_
Data Type:	xbrli:durationItemType
Balance Type:	na
Period Type:	duration

- Details

Name:	us-gaap_PropertyPlantAndEquipmentByTypeAxis=us-gaap_EquipmentMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	srt_RangeAxis=srt_MinimumMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	srt_RangeAxis=srt_MaximumMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_PropertyPlantAndEquipmentByTypeAxis=us-gaap_FurnitureAndFixturesMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_PropertyPlantAndEquipmentByTypeAxis=drne_HardwareAndSoftwareMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_PropertyPlantAndEquipmentByTypeAxis=us-gaap_LeaseholdImprovementsMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_PropertyPlantAndEquipmentByTypeAxis=drne_NewHiresMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_PropertyPlantAndEquipmentByTypeAxis=drne_ShopEquipmentMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

Property and Equipment (Details Textual) - USD ($)	3 Months Ended		12 Months Ended
Property and Equipment (Details Textual) - USD ($)	Mar. 31, 2019	Mar. 31, 2018	Dec. 31, 2018	Dec. 31, 2017
Property and Equipment (Textual)
Depreciation expense	$ 8,803	$ 11,847	$ 37,984	$ 36,723
Equipment [Member] \| Minimum [Member]
Property and Equipment (Textual)
Estimated useful life	3 years
Equipment [Member] \| Maximum [Member]
Property and Equipment (Textual)
Estimated useful life	7 years
Furniture and Fixtures [Member] \| Minimum [Member]
Property and Equipment (Textual)
Estimated useful life	3 years		3 years
Furniture and Fixtures [Member] \| Maximum [Member]
Property and Equipment (Textual)
Estimated useful life	7 years		7 years
Hardware and Software [Member] \| Minimum [Member]
Property and Equipment (Textual)
Estimated useful life	3 years		3 years
Hardware and Software [Member] \| Maximum [Member]
Property and Equipment (Textual)
Estimated useful life	7 years		7 years
Leasehold Improvements [Member]
Property and Equipment (Textual)
Amount invested	$ 6,959
Leasehold Improvements [Member] \| Minimum [Member]
Property and Equipment (Textual)
Estimated useful life	3 years
Leasehold Improvements [Member] \| Maximum [Member]
Property and Equipment (Textual)
Estimated useful life	7 years
New hires [Member]
Property and Equipment (Textual)
Amount invested	$ 6,868
New Shop Equipment [Member]
Property and Equipment (Textual)
Amount invested	$ 16,934