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EARNINGS PER SHARE AND REDEEMABLE NONCONTROLLING INTERESTS - Rollforward (Details) - USD ($) $ in Thousands	3 Months Ended	9 Months Ended
	Sep. 30, 2021	Sep. 30, 2021
Increase (decrease) in temporary equity
Beginning balance	$ 0	$ 0
Accrued preferred dividend	846	846
Allocated net loss	(5,083)	(5,083)
Change in fair value	5,083	5,083
Ending balance	71,820	71,820
Redeemable Common Units
Increase (decrease) in temporary equity
Beginning balance	0	0
Issuance of redeemable units	22,640	22,640
Allocated net loss	(5,083)	(5,083)
Change in fair value	5,083	5,083
Ending balance	$ 22,640	$ 22,640
Issuance of redeemable units (in shares)	23,199	23,199
Redeemable Preferred Units
Increase (decrease) in temporary equity
Beginning balance	$ 0	$ 0
Issuance of redeemable units	48,334	48,334
Accrued preferred dividend	846	846
Ending balance	$ 49,180	$ 49,180
Issuance of redeemable units (in shares)	48,334	48,334

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Number of new stock classified as temporary equity issued during the period.

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- Definition

Value of accretion of temporary equity during the period due to unpaid dividends.

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Carrying amount, attributable to parent and noncontrolling interests, of an entity's issued and outstanding stock which is not included within permanent equity. Temporary equity is a security with redemption features that are outside the control of the issuer, is not classified as an asset or liability in conformity with GAAP, and is not mandatorily redeemable. Includes any type of security that is redeemable at a fixed or determinable price or on a fixed or determinable date or dates, is redeemable at the option of the holder, or has conditions for redemption which are not solely within the control of the issuer. Includes stock with a put option held by an ESOP and stock redeemable by a holder only in the event of a change in control of the issuer.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 210
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SX 210.5-02.27(b))
-URI http://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682

Reference 2: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 235
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SX 210.4-08(g)(1)(ii))
-URI http://asc.fasb.org/extlink&oid=120395691&loc=d3e23780-122690

Reference 3: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 825
-SubTopic 10
-Section 50
-Paragraph 28
-Subparagraph (f)
-URI http://asc.fasb.org/extlink&oid=75031198&loc=d3e14064-108612

Reference 4: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 323
-SubTopic 10
-Section 50
-Paragraph 3
-Subparagraph (c)
-URI http://asc.fasb.org/extlink&oid=114001798&loc=d3e33918-111571

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- Definition

The portion of net income or loss attributable to temporary equity interest.

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Value of new stock classified as temporary equity issued during the period.

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