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12. Revolving Credit Facilities and Long Term Debt (Details-Interest expense)	3 Months Ended
	Mar. 31, 2016 USD ($)
Revolving Credit Facilities, interest	$ 1,434,646
Accrued PIK interest [Member]
Revolving Credit Facilities, interest	330,740
Interest and commitment fees [Member]
Revolving Credit Facilities, interest	1,111,125
Capitalized interest [Member]
Revolving Credit Facilities, interest	$ (7,219)

X

- Definition

Amount of the cost of borrowed funds accounted for as interest expense for debt.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 225
-SubTopic 10
-Section S99
-Paragraph 2
-Subparagraph (SX 210.5-03.8)
-URI http://asc.fasb.org/extlink&oid=63488584&loc=d3e20235-122688

+ Details

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

X

- Details

Name:	us-gaap_NatureOfExpenseAxis=BROG_RevolvingCreditFacilitiesInterestMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_NatureOfExpenseAxis=BROG_InterestAndCommitmentFeesMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_NatureOfExpenseAxis=BROG_CapitalizedInterestMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type: