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SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES - Schedule Ownership Interests (Details) - Holdco, LLC shares in Thousands	Jun. 30, 2022 shares
Class A units of S1 Holdco | Entity A
Property, Plant and Equipment [Line Items]
Shares/Units (in shares)	90,587
Ownership %	80.00%
Class B units of S1 Holdco | Entity B
Property, Plant and Equipment [Line Items]
Shares/Units (in shares)	22,077
Ownership %	20.00%

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- Definition

The equity interest of noncontrolling shareholders, partners or other equity holders in consolidated entity.

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- Definition

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- Definition

Number of shares issued which are neither cancelled nor held in the treasury.

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