Represents the number of shares issued for each common stock share outstanding.

No definition available.

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Data Type:	xbrli:sharesItemType
Balance Type:	na
Period Type:	duration

- Details

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- Definition

Represents the minimum amount of net tangible assets required to be maintained to redeem the shares of common stock included in units sold in public offering.

+ References

No definition available.

+ Details

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Namespace Prefix:	blvdu_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

- Definition

Represents number of increases in the size of the Public Offering.

+ References

No definition available.

+ Details

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Namespace Prefix:	blvdu_
Data Type:	xbrli:integerItemType
Balance Type:	na
Period Type:	duration

- Details

Name:	blvdu_RedeemableCommonStockAbstract
Namespace Prefix:	blvdu_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

- Details

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Namespace Prefix:	blvdu_
Data Type:	xbrli:stringItemType
Balance Type:	na
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- Definition

Number of shares of common stock outstanding. Common stock represent the ownership interest in a corporation.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher SEC

-Name Regulation S-X (SX)

-Number 210

-Section 04

-Article 3

Reference 2: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 505

-SubTopic 10

-Section 50

-Paragraph 2

-URI http://asc.fasb.org/extlink&oid=6928386&loc=d3e21463-112644

Reference 3: http://www.xbrl.org/2003/role/presentationRef

-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=27012166&loc=d3e187085-122770

Reference 4: http://www.xbrl.org/2003/role/presentationRef

-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=6877327&loc=d3e13212-122682

Reference 5: http://www.xbrl.org/2003/role/presentationRef

-Publisher SEC

-Name Regulation S-X (SX)

-Number 210

-Section 02

-Paragraph 30

-Article 5

+ Details

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

- Definition

Amount before allocation of valuation allowances of deferred tax asset attributable to deductible temporary differences and carryforwards.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 740

-SubTopic 10

-Section 50

-Paragraph 2

-Subparagraph (b)

-URI http://asc.fasb.org/extlink&oid=6907707&loc=d3e32537-109319

Reference 2: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Glossary Deferred Tax Asset

-URI http://asc.fasb.org/extlink&oid=6510090

+ Details

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Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

- Definition

Amount accrued for interest on an underpayment of income taxes and penalties related to a tax position claimed or expected to be claimed in the tax return.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 740

-SubTopic 10

-Section 50

-Paragraph 15

-Subparagraph (c)

-URI http://asc.fasb.org/extlink&oid=6907707&loc=d3e32718-109319

+ Details

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Significant Accounting Policies (Details) (USD $)	0 Months Ended
Significant Accounting Policies (Details) (USD $)	Feb. 11, 2014	Feb. 12, 2014 item	Mar. 31, 2015	Dec. 31, 2014
Redeemable Common Stock
Threshold limit of net tangible assets (stockholders' equity) used to determine maximum redemption of common stock			$ 5,000,001
Income Taxes
Deferred tax assets			334,000us-gaap_DeferredTaxAssetsGross	230,000us-gaap_DeferredTaxAssetsGross
Amount of interest and penalties accrued			$ 0
Stock Dividends
Number of increases in the size of the Public Offering		2
Common stock dividend per share (in dollars per share)	0.167blvdu_CommonStockDividendPerShare	0.2blvdu_CommonStockDividendPerShare
Number of shares outstanding		6,037,500us-gaap_CommonStockSharesOutstanding	6,766,087us-gaap_CommonStockSharesOutstanding	6,735,558us-gaap_CommonStockSharesOutstanding