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Commitment and Contingencies (Details) $ in Thousands	Jun. 30, 2023 USD ($)
Commitments and Contingencies Disclosure [Abstract]
Aggregate consideration paid to NU for agreement obligations	$ 11,550

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- References

No definition available.

+ Details

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Namespace Prefix:	us-gaap_
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Balance Type:	na
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- Definition

Aggregate Payments Made To Date For License Agreements

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No definition available.

+ Details

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Namespace Prefix:	xcur_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant