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Business Combinations (Details Textual)	12 Months Ended
	Dec. 31, 2018
Business Combination (Textual)
Description of acquired assets	Post-Closing obligations under assigned contracts and paid to GACP the sum of $12,500,000, through the deemed simultaneous financing of such purchase price to the Purchasers under the Credit Agreement.

X

- References

No definition available.

+ Details

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Namespace Prefix:	olbg_
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Balance Type:	na
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X

- Definition

Name of the acquired entity.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 805
-SubTopic 10
-Section 50
-Paragraph 2
-Subparagraph (a)
-URI http://asc.fasb.org/extlink&oid=79982066&loc=d3e1392-128463

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Namespace Prefix:	us-gaap_
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Balance Type:	na
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