v3.6.0.2

COMMITMENTS AND CONTINGENCIES (Details Textual)	9 Months Ended
	Dec. 31, 2017 USD ($)	Dec. 31, 2016 USD ($)	Dec. 31, 2016 EUR (€)	Dec. 31, 2015 USD ($)
NY [Member]
Supply Commitment [Line Items]
Operating Leases, Income Statement, Contingent Revenue		$ 26,255
Lease Expiration Date		Feb. 29, 2020	Feb. 29, 2020
Dublin [Member]
Supply Commitment [Line Items]
Operating Leases, Income Statement, Contingent Revenue		$ 1,577	€ 1,500
Lease Expiration Date		Oct. 31, 2019	Oct. 31, 2019
Houston, Tx [Member]
Supply Commitment [Line Items]
Operating Leases, Income Statement, Contingent Revenue		$ 3,440
Lease Expiration Date		Jun. 26, 2018	Jun. 26, 2018
Irish Whiskey [Member] | Four Contract Year [Member]
Supply Commitment [Line Items]
Long-term Purchase Commitment, Amount		$ 946,801	€ 900,386
Long Term Purchase Commitment Percentage Agreed To Purchase		90.00%	90.00%
Contract Year Ending		Jun. 30, 2017	Jun. 30, 2017
Purchased Product Under Supply Agreement		$ 583,680	€ 555,067
Irish Whiskey [Member] | Thirteen Contract Year [Member]
Supply Commitment [Line Items]
Long-term Purchase Commitment, Amount		$ 415,321	€ 394,961
Long Term Purchase Commitment Percentage Agreed To Purchase		80.00%	80.00%
Contract Year Ending		Jun. 30, 2017	Jun. 30, 2017
Purchased Product Under Supply Agreement		$ 329,220	€ 313,081
Newly Distilled Bourbon [Member]
Supply Commitment [Line Items]
Long-term Purchase Commitment, Amount		$ 2,032,493		$ 1,643,000
Newly Distilled Bourbon [Member] | Scenario, Forecast [Member]
Supply Commitment [Line Items]
Long-term Purchase Commitment, Amount	$ 2,464,500

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

Purchased Product Under Supply Agreement

+ References

No definition available.

+ Details

Name:	rox_PurchasedProductUnderSupplyAgreement
Namespace Prefix:	rox_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
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

- Definition

Amount of contingent rental revenue recognized for the period under lease, based on the occurrences of an event or condition.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 840
-SubTopic 20
-Section 50
-Paragraph 4
-Subparagraph (c)
-URI http://asc.fasb.org/extlink&oid=6454179&loc=d3e41551-112718

+ Details

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

X

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

X

- Details

Name:	us-gaap_AirlineDestinationsAxis=rox_NewYorkMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_AirlineDestinationsAxis=rox_DublinMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_AirlineDestinationsAxis=rox_HoustonTxMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

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

X

- Details

Name:	rox_ContractYearAxis=rox_FourContractYearMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	rox_ContractYearAxis=rox_ThirteenContractYearMember
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_StatementScenarioAxis=us-gaap_ScenarioForecastMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type: