The number of options issued in conversion in a noncash transaction.

No definition available.

Name:	dbcp_ConversionOfStockOptionOutstandingAfterConversion
Namespace Prefix:	dbcp_
Data Type:	xbrli:sharesItemType
Balance Type:	na
Period Type:	duration

- Definition

The number of options converted in a noncash transaction in a business combination.

+ References

No definition available.

+ Details

Name:	dbcp_ConversionOfStockOptionsConverted
Namespace Prefix:	dbcp_
Data Type:	xbrli:sharesItemType
Balance Type:	na
Period Type:	duration

- Definition

The percentage of options under the plan vesting at the merger.

+ References

No definition available.

+ Details

Name:	dbcp_PercentageOfOptionsVestingAtMerger
Namespace Prefix:	dbcp_
Data Type:	num:percentItemType
Balance Type:	na
Period Type:	duration

- Definition

Weighted average price of the options converted in a business combination.

+ References

No definition available.

+ Details

Name:	dbcp_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsConvertedWeightedAverageExercisePrice
Namespace Prefix:	dbcp_
Data Type:	num:perShareItemType
Balance Type:	na
Period Type:	duration

- Definition

Ratio applied to the conversion of options in a business combination.

+ References

No definition available.

+ Details

Name:	dbcp_StockBasedCompensationConvertibleConversionRatio
Namespace Prefix:	dbcp_
Data Type:	xbrli:pureItemType
Balance Type:	na
Period Type:	duration

- Definition

Period over which grantee's right to exercise award under share-based payment arrangement is no longer contingent on satisfaction of service or performance condition, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days. Includes, but is not limited to, combination of market, performance or service condition.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 718
-SubTopic 10
-Section 50
-Paragraph 2
-Subparagraph (a)(1)
-URI http://asc.fasb.org/extlink&oid=116856206&loc=d3e5070-113901

+ Details

Name:	us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardAwardVestingPeriod1
Namespace Prefix:	us-gaap_
Data Type:	xbrli:durationItemType
Balance Type:	na
Period Type:	duration

- Definition

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

+ References

No definition available.

+ Details

Name:	us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems
Namespace Prefix:	us-gaap_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

- Definition

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

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-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=116856206&loc=d3e5070-113901

+ Details

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

- Definition

Period from grant date that an equity-based award expires, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 718
-SubTopic 10
-Section 50
-Paragraph 2
-Subparagraph (a)(2)
-URI http://asc.fasb.org/extlink&oid=116856206&loc=d3e5070-113901

+ Details

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

- Details

Name:	us-gaap_PlanNameAxis=dbcp_VirginiaPartnersStockOptionPlanMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

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

- Details

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

Stock Option Plans - Virginia Partners Stock Option Plan Information (Details) - Virginia Partners Stock Option Plan - Stock options		12 Months Ended
	Nov. 15, 2019 $ / shares shares	Dec. 31, 2019 $ / shares	Dec. 31, 2018	Dec. 31, 2017	Dec. 31, 2015
Equity Compensation
Vesting period (in years)			3 years	3 years
Percentage of options vesting at the merger		100.00%
Number of options converted \| shares	149,200
Exercise price of option converted \| $ / shares	$ 10.52
Number of options outstanding after conversion \| shares	256,294
Exercise price of option outstanding \| $ / shares	$ 6.13	$ 6.14
Conversion ratio, stock based compensation	1.7179
Maximum
Equity Compensation
Contractual life					10 years