v3.8.0.1

Commitments and Contingencies (Details Narrative)	9 Months Ended	12 Months Ended
	Dec. 31, 2017 USD ($)	Mar. 31, 2018 USD ($)	Mar. 31, 2018 EUR (€)	Mar. 31, 2017 USD ($)	Mar. 31, 2016 USD ($)	Dec. 31, 2016 USD ($)
Operating leases, rent expense		$ 444,117		$ 477,460	$ 335,047
New York [Member]
Operating leases, rent expense		$ 26,255
Lease expiration date		Feb. 29, 2020	Feb. 29, 2020
Dublin [Member]
Operating leases, rent expense		$ 1,848
Lease expiration date		Oct. 31, 2019	Oct. 31, 2019
Houston, TX [Member]
Operating leases, rent expense		$ 3,440
Lease expiration date		Jun. 26, 2018	Jun. 26, 2018
Newly Distilled Bourbon [Member]
Long-term purchase commitment, amount	$ 1,959,801
Long term purchased amount	$ 2,464,500					$ 2,053,750
December 31, 2018 [Member] | Newly Distilled Bourbon [Member]
Long term purchased amount		$ 3,900,000
May 2018 [Member] | Houston, TX [Member]
Lease expiration date		Jun. 26, 2021	Jun. 26, 2021
Euro [Member] | Dublin [Member]
Operating leases, rent expense | €			€ 1,500
Irish Whiskeys [Member] | Four Contract Year [Member]
Long term purchase commitment percentage agreed to purchase		90.00%	90.00%
Contract year ending		Jun. 30, 2018	Jun. 30, 2018
Long-term purchase commitment, amount		$ 854,971
Irish Whiskeys [Member] | Contract Year [Member] | June 30, 2018 [Member]
Long-term purchase commitment, amount		1,253,044
Irish Whiskeys [Member] | Contract Year [Member] | June 30, 2019 [Member]
Long-term purchase commitment, amount		$ 1,361,921
Irish Whiskeys [Member] | Contract Year [Member] | Euro [Member]
Long-term purchase commitment, amount | €			€ 694,043
Irish Whiskeys [Member] | Contract Year [Member] | Euro [Member] | June 30, 2018 [Member]
Long-term purchase commitment, amount | €			1,017,189
Irish Whiskeys [Member] | Contract Year [Member] | Euro [Member] | June 30, 2019 [Member]
Long-term purchase commitment, amount | €			€ 1,105,572
Irish Whiskeys [Member] | Twelve Contract Year [Member]
Long term purchase commitment percentage agreed to purchase		80.00%	80.00%
Contract year ending		Jun. 30, 2018	Jun. 30, 2018
Long-term purchase commitment, amount		$ 417,151
Irish Whiskeys [Member] | Twelve Contract Year [Member] | June 30, 2018 [Member]
Long-term purchase commitment, amount		544,825
Irish Whiskeys [Member] | Twelve Contract Year [Member] | June 30, 2019 [Member]
Long-term purchase commitment, amount		$ 709,300
Irish Whiskeys [Member] | Twelve Contract Year [Member] | Euro [Member]
Long-term purchase commitment, amount | €			€ 338,632
Irish Whiskeys [Member] | Twelve Contract Year [Member] | Euro [Member] | June 30, 2018 [Member]
Long-term purchase commitment, amount | €			442,274
Irish Whiskeys [Member] | Twelve Contract Year [Member] | Euro [Member] | June 30, 2019 [Member]
Long-term purchase commitment, amount | €			€ 575,791

X

- Definition

Contract year ending during the period.

+ References

No definition available.

+ Details

Name:	ROX_ContractYearEnding
Namespace Prefix:	ROX_
Data Type:	xbrli:dateItemType
Balance Type:	na
Period Type:	duration

X

- Definition

The element represents the percentage of amount agreed to purchase under the long-term purchase commitment.

+ References

No definition available.

+ Details

Name:	ROX_LongTermPurchaseCommitmentPercentageAgreedToPurchase
Namespace Prefix:	ROX_
Data Type:	num:percentItemType
Balance Type:	na
Period Type:	duration

X

- Definition

Long term purchased amount.

+ References

No definition available.

+ Details

Name:	ROX_LongTermPurchasedAmount
Namespace Prefix:	ROX_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

X

- Definition

Amount of rent expense incurred for leased assets, including but not limited to, furniture and equipment, that is not directly or indirectly associated with the manufacture, sale or creation of a product or product line.

+ References

No definition available.

+ Details

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

X

- Definition

Date which lease or group of leases is set to expire, in CCYY-MM-DD format.

+ References

No definition available.

+ Details

Name:	us-gaap_LeaseExpirationDate1
Namespace Prefix:	us-gaap_
Data Type:	xbrli:dateItemType
Balance Type:	na
Period Type:	duration

X

- Definition

The minimum amount the entity agreed to spend under the long-term purchase commitment.

+ References

No definition available.

+ Details

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

X

- Details

Name:	srt_StatementGeographicalAxis=ROX_NewYorkMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	srt_StatementGeographicalAxis=ROX_DublinMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	srt_StatementGeographicalAxis=ROX_HoustonTXMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

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

X

- Details

Name:	us-gaap_CreationDateAxis=ROX_DecemberThirtyFirstTwoThousandAndEighteenMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_CreationDateAxis=ROX_MayTwoThousandEighteenMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	srt_CurrencyAxis=ROX_EURMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_TradingActivityByTypeAxis=ROX_IrishWhiskeysMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_StatementScenarioAxis=ROX_FourContractYearMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_StatementScenarioAxis=ROX_ContractYearMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_CreationDateAxis=ROX_JuneThirtyTwoThousandEighteenMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_CreationDateAxis=ROX_JuneThirtyTwoThousandNineteenMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

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Namespace Prefix:
Data Type:	na
Balance Type:
Period Type: