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Related Party transactions (Details Narrative) - USD ($)	6 Months Ended		12 Months Ended
	Jun. 30, 2024	Jun. 30, 2023	Dec. 31, 2023	Dec. 31, 2022
Research, development expense	$ 0	$ 608,000	$ 3,500,000	$ 1,000,000.0
TCG Green Chem Inc [Member]
Payments to invoices in research and development			$ 1,096,370	$ 450,000

X

- Definition

Payments to invoices in research and development.

+ References

No definition available.

+ Details

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Namespace Prefix:	SHPH_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
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X

- Definition

Amount of other research and development expense.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 730
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 1
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147482916/730-10-50-1

+ Details

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Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

X

- Details

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