Represents closing price of stock.

No definition available.

Name:	dpw_ClosingPriceOfStock
Namespace Prefix:	dpw_
Data Type:	num:perShareItemType
Balance Type:	na
Period Type:	instant

- Definition

The description of market capitalization.

+ References

No definition available.

+ Details

Name:	dpw_DescriptionOfMarketCapitalizations
Namespace Prefix:	dpw_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

- Definition

Conversion price per share.

+ References

No definition available.

+ Details

Name:	dpw_FinancingReceivableConversionPrice1
Namespace Prefix:	dpw_
Data Type:	num:perShareItemType
Balance Type:	na
Period Type:	instant

- Definition

It represents as a financing receivable face amount.

+ References

No definition available.

+ Details

Name:	dpw_FinancingReceivableFaceAmount
Namespace Prefix:	dpw_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

Represents interest income for the discount accretion.

+ References

No definition available.

+ Details

Name:	dpw_InterestIncomeDiscountAccretionRelatedParty
Namespace Prefix:	dpw_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

- Definition

Number of share own.

+ References

No definition available.

+ Details

Name:	dpw_NumberOfSharesOwn1
Namespace Prefix:	dpw_
Data Type:	xbrli:sharesItemType
Balance Type:	na
Period Type:	duration

- Definition

Amount refers to the short term advance.

+ References

No definition available.

+ Details

Name:	dpw_ShortTermAdvance
Namespace Prefix:	dpw_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

- Definition

Value of input used to measure alternative investment.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 820
-SubTopic 10
-Section 50
-Paragraph 2
-Subparagraph (bbb)(2)
-URI http://asc.fasb.org/extlink&oid=117815213&loc=d3e19207-110258

+ Details

Name:	us-gaap_AlternativeInvestmentMeasurementInput
Namespace Prefix:	us-gaap_
Data Type:	xbrli:decimalItemType
Balance Type:	na
Period Type:	instant

- Definition

Number of securities into which the class of warrant or right may be converted. For example, but not limited to, 500,000 warrants may be converted into 1,000,000 shares.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 505
-SubTopic 10
-Section 50
-Paragraph 3
-URI http://asc.fasb.org/extlink&oid=109259400&loc=d3e21475-112644

+ Details

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

- Definition

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

+ References

+ Details

Name:	us-gaap_DebtInstrumentInterestRateStatedPercentage
Namespace Prefix:	us-gaap_
Data Type:	num:percentItemType
Balance Type:	na
Period Type:	instant

- Definition

Period of time between issuance and maturity of debt instrument, in PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

+ References

No definition available.

+ Details

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

- Definition

Amount of interest income earned from interest-bearing assets owed to the entity by related party.

+ References

No definition available.

+ Details

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

- Definition

The parent entity's interest in net assets of the subsidiary, expressed as a percentage.

+ References

No definition available.

+ Details

Name:	us-gaap_MinorityInterestOwnershipPercentageByParent
Namespace Prefix:	us-gaap_
Data Type:	num:percentItemType
Balance Type:	na
Period Type:	instant

- Definition

Amount, after tax and adjustment, of unrealized gain (loss) on investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale) and unrealized gain (loss) on investment in debt security measured at amortized cost (held-to-maturity) from transfer to available-for-sale.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 220
-SubTopic 10
-Section 45
-Paragraph 10A
-Subparagraph (f)
-URI http://asc.fasb.org/extlink&oid=121641772&loc=SL7669646-108580

Reference 2: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 220
-SubTopic 10
-Section 45
-Paragraph 11
-URI http://asc.fasb.org/extlink&oid=121641772&loc=d3e637-108580

Reference 3: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 220
-SubTopic 10
-Section 45
-Paragraph 10A
-Subparagraph (e)
-URI http://asc.fasb.org/extlink&oid=121641772&loc=SL7669646-108580

+ Details

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

- Definition

Amount of expense related to credit loss from transactions other than loan and lease transactions.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 230
-SubTopic 10
-Section 45
-Paragraph 28
-Subparagraph (a)
-URI http://asc.fasb.org/extlink&oid=121586364&loc=d3e3602-108585

Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 942
-SubTopic 220
-Section S99
-Paragraph 1
-Subparagraph (SX 210.9-04(11))
-URI http://asc.fasb.org/extlink&oid=120399700&loc=SL114874048-224260

+ Details

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

- Definition

Amount of realized gain (loss) on investment.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 944
-SubTopic 220
-Section S99
-Paragraph 1
-Subparagraph (SX 210.7-04.3(a))
-URI http://asc.fasb.org/extlink&oid=120400993&loc=SL114874131-224263

+ Details

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

- Definition

Number of new stock issued during the period.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 210
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SX 210.5-02(29))
-URI http://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682

Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 505
-SubTopic 10
-Section 50
-Paragraph 2
-URI http://asc.fasb.org/extlink&oid=109259400&loc=d3e21463-112644

Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 505
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SX 210.3-04)
-URI http://asc.fasb.org/extlink&oid=120397183&loc=d3e187085-122770

Reference 4: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 210
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SX 210.5-02(28))
-URI http://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682

+ Details

Name:	us-gaap_StockIssuedDuringPeriodSharesNewIssues
Namespace Prefix:	us-gaap_
Data Type:	xbrli:sharesItemType
Balance Type:	na
Period Type:	duration

- Definition

Number of shares that have been repurchased during the period and have not been retired and are not held in treasury. Some state laws may govern the circumstances under which an entity may acquire its own stock and prescribe the accounting treatment therefore. This element is used when state law does not recognize treasury stock.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 505
-SubTopic 10
-Section 50
-Paragraph 2
-URI http://asc.fasb.org/extlink&oid=109259400&loc=d3e21463-112644

Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 210
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SX 210.5-02(29))
-URI http://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682

Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 505
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SX 210.3-04)
-URI http://asc.fasb.org/extlink&oid=120397183&loc=d3e187085-122770

Reference 4: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 210
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SX 210.5-02(28))
-URI http://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682

+ Details

Name:	us-gaap_StockRepurchasedDuringPeriodShares
Namespace Prefix:	us-gaap_
Data Type:	xbrli:sharesItemType
Balance Type:	na
Period Type:	duration

- Definition

Equity impact of the value of stock that has been repurchased during the period and has not been retired and is not held in treasury. Some state laws may mandate the circumstances under which an entity may acquire its own stock and prescribe the accounting treatment therefore. This element is used when state law does not recognize treasury stock.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 210
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SX 210.5-02(28))
-URI http://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682

Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 505
-SubTopic 10
-Section 50
-Paragraph 2
-URI http://asc.fasb.org/extlink&oid=109259400&loc=d3e21463-112644

Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 505
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SX 210.3-04)
-URI http://asc.fasb.org/extlink&oid=120397183&loc=d3e187085-122770

Reference 4: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 210
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SX 210.5-02(29))
-URI http://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682

+ Details

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

- Definition

Amount of unrealized gain (loss) on investment.

+ References

+ Details

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

- Details

Name:	us-gaap_StatementEquityComponentsAxis=us-gaap_CommonStockMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	dei_LegalEntityAxis=dpw_AvalancheInternationalCorpMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_InvestmentTypeAxis=dpw_NewConvertiblePromissoryNoteMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_InvestmentTypeAxis=dpw_ConvertiblePromissoryNoteTenMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_TypeOfArrangementAxis=dpw_LoanAndSecurityAgreementMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_MeasurementInputTypeAxis=us-gaap_MeasurementInputRiskFreeInterestRateMember
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_MeasurementInputTypeAxis=us-gaap_MeasurementInputPriceVolatilityMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	dei_LegalEntityAxis=dpw_AlzamendMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_InvestmentTypeAxis=dpw_NewConvertiblePromissoryNotesMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_RelatedPartyTransactionsByRelatedPartyAxis=dpw_AlzamendMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	srt_OwnershipAxis=dpw_DPWHoldingsMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_RelatedPartyTransactionsByRelatedPartyAxis=dpw_AvalancheInternationalCorpMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

INVESTMENTS - RELATED PARTIES (Details Narrative)		12 Months Ended
INVESTMENTS - RELATED PARTIES (Details Narrative)	Aug. 20, 2020 shares	Dec. 31, 2020 USD ($) Number $ / shares shares	Dec. 31, 2019 USD ($) $ / shares shares
Number of shares issued (in shares) \| shares		217,398
Net unrealized gain (loss) on derivative securities, related party		$ 3,312,094	$ (1,950,875)
Provision for credit losses		$ (2,000,000)	$ 4,000,000
Common Stock [Member]
Number of shares issued (in shares) \| shares	413,793
Avalanche International Corp. [Member] \| Common Stock [Member]
Number of shares repurchased (in shares) \| shares		5,000	91,000
Number of share repurchased, value		$ 1,274	$ 53,032
Closing price of stock \| $ / shares		$ 0.50	$ 0.24
Number of shares owned \| shares		999,175
Avalanche International Corp. [Member] \| 12% New Convertible Promissory Note [Member]
Interest income for the discount accretion			$ 2,307,777
Interest income from related party			$ 1,021,158
Interest rate			12.00%
Recognized unrealized gain		$ 248,248
Avalanche International Corp. [Member] \| Convertible Promissory Note [Member]
Convertible promissory note aggregate principal amount		9,872,340
Avalanche International Corp. [Member] \| Loan And Security Agreement [Member] \| 12% New Convertible Promissory Note [Member]
Unrealized gain (loss) on its investment		1,052,162	$ 4,364,256
Net unrealized gain (loss) on derivative securities, related party		$ 3,312,094	$ 1,950,875
Description of market capitalizations		Based on historical stock prices for similar technology companies with market capitalizations under $100 million.
Avalanche International Corp. [Member] \| Loan And Security Agreement [Member] \| 12% New Convertible Promissory Note [Member] \| Risk Free Interest Rate [Member] \| Minimum [Member]
Measurement input \| Number		0.13
Avalanche International Corp. [Member] \| Loan And Security Agreement [Member] \| 12% New Convertible Promissory Note [Member] \| Risk Free Interest Rate [Member] \| Maximum [Member]
Measurement input \| Number		2.98
Avalanche International Corp. [Member] \| Loan And Security Agreement [Member] \| 12% New Convertible Promissory Note [Member] \| Price Volatility [Member] \| Minimum [Member]
Measurement input \| Number		68.7
Avalanche International Corp. [Member] \| Loan And Security Agreement [Member] \| 12% New Convertible Promissory Note [Member] \| Price Volatility [Member] \| Maximum [Member]
Measurement input \| Number		104.6
Alzamend [Member] \| Common Stock [Member]
Number of shares repurchased (in shares) \| shares		55,263	372,625
Number of share repurchased, value		$ 44,210	$ 208,100
Closing price of stock \| $ / shares		$ 1.50
Alzamend [Member] \| 12% New Convertible Promissory Note [Member]
Interest income for the discount accretion		$ 8,002
Interest income from related party		$ 1,337
Interest rate		8.00%
Alzamend [Member] \| 12% New Convertible Promissory Note [Member]
Recognized unrealized gain		$ 389,522
Alzamend [Member] \| Loan And Security Agreement [Member] \| 12% New Convertible Promissory Note [Member]
Unrealized gain (loss) on its investment		$ 453
Description of market capitalizations		Based on historical stock prices for similar companies with market capitalizations under $100 million.
Alzamend [Member] \| Loan And Security Agreement [Member] \| 12% New Convertible Promissory Note [Member] \| Risk Free Interest Rate [Member]
Measurement input \| Number		0.28
Alzamend [Member] \| Loan And Security Agreement [Member] \| 12% New Convertible Promissory Note [Member] \| Price Volatility [Member]
Measurement input \| Number		103.7
Alzamend [Member] \| DPW Holdings [Member]
Short term advance		$ 750,000
Convertible promissory note aggregate principal amount		$ 50,000
Conversion price (in dollars per share) \| $ / shares		$ 3.00
Interest rate		8.00%
Debt instrument maturity terms		5 years
Number of warrants purchased \| shares		16,667
Avalanche International Corp. [Member]
Number of warrants purchased \| shares		22,537,871
Avalanche International Corp. [Member] \| DPW Holdings [Member]
Convertible promissory note aggregate principal amount		$ 11,269,136
Conversion price (in dollars per share) \| $ / shares		$ 0.50
Interest rate		12.00%
Debt instrument maturity terms		5 years
Number of warrants purchased \| shares		22,537,891
Ownership percentage		18.00%