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- References

No definition available.

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Percentage of equity in the acquiree held by the acquirer immediately before the acquisition date in a business combination.

No definition available.

Name:	us-gaap_BusinessCombinationStepAcquisitionEquityInterestInAcquireePercentage
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In a business combination achieved in stages, this element represents the amount of loss recognized by the entity as a result of remeasuring to fair value the equity interest in the acquiree it held before the business combination.

No definition available.

Name:	us-gaap_BusinessCombinationStepAcquisitionEquityInterestInAcquireeRemeasurementLoss
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Data Type:	xbrli:monetaryItemType
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The amount of expense recognized in the current period that reflects the allocation of the cost of tangible assets over the assets' useful lives. Includes production and non-production related depreciation.

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Percentage of domestic federal statutory tax rate applicable to pretax income (loss).

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The percentage of ownership of common stock or equity participation in the investee accounted for under the equity method of accounting.

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The cumulative amount of the reporting entity's undistributed earnings or deficit.

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Data Type:	xbrli:monetaryItemType
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Name:	us-gaap_BusinessAcquisitionAxis=seii_ThreeDDiscoveryCoLimitedMember
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Data Type:	na
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Name:	us-gaap_BusinessAcquisitionAxis=seii_ECTechnologyMember
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Data Type:	na
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Name:	us-gaap_BusinessAcquisitionAxis=seii_AnyWorkspaceLimitedMember
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Name:	srt_RangeAxis=srt_MinimumMember
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