Date when an entity was incorporated

No definition available.

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- Definition

Date when the initial public offering took place.

+ References

No definition available.

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- Definition

The exchange ratio offered in a stock for units exchange.

+ References

No definition available.

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- Definition

Percentage of the Variable Interest Entity's (VIE) voting interest owned by parent (or beneficial interest in) of the reporting entity (directly or indirectly).

+ References

No definition available.

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- Definition

Number of shares of equity interests issued or issuable to acquire entity.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 805
-SubTopic 30
-Section 50
-Paragraph 1
-Subparagraph (b)(4)
-URI http://asc.fasb.org/extlink&oid=35744584&loc=d3e6927-128479

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- Definition

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

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Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 505
-SubTopic 10
-Section 50
-Paragraph 2
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Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef
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-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

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- Definition

Percentage investment held by members or limited partners of limited liability company (LLC) or limited partnership (LP).

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Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 272
-SubTopic 10
-Section 50
-Paragraph 3
-Subparagraph (b)
-URI http://asc.fasb.org/extlink&oid=6373374&loc=d3e70478-108055

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- Definition

The parent entity's interest in net assets of the subsidiary, expressed as a percentage.

+ References

No definition available.

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- References

No definition available.

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Description of Organization and Business Operations (Details)	6 Months Ended	11 Months Ended	12 Months Ended
	Jun. 30, 2019 shares	Dec. 13, 2018 shares	Dec. 31, 2018 shares
Description of Organization and Business Operations [Abstract]
Entity date of incorporation	Mar. 14, 2008
Entity date of Initial Public Offering	Jul. 01, 2008
Common stock shares outstanding	13,728,371		13,280,927
Navios Holdings
Description of Organization and Business Operations [Abstract]
Navios Holdings' voting interest in Navios Acquisition	35.40%
Navios Holdings' economic interest in Navios Acquisition	36.00%
Navios Midstream
Limited partner interest	100.00%		100.00%
Common Stock \| Merger Agreement with Navios Midstream
Business Acquisition, Number of shares issued		3,683,284
Stock for units exchange ratio		0.42