Altimar Acquisition Registration of securities issued in business combination transactions

Registration of securities issued in business combination transactions

DESCRIPTION OF ORGANIZATION AND BUSINESS OPERATIONS (Details)

DESCRIPTION OF ORGANIZATION AND BUSINESS OPERATIONS (Details) - USD ($)		1 Months Ended	3 Months Ended	9 Months Ended	12 Months Ended
	Feb. 09, 2021	Dec. 31, 2020	Sep. 30, 2021	Sep. 30, 2021	Dec. 31, 2020
Subsidiary, Sale of Stock [Line Items]
Term of restricted investments					185 days
Warrant purchase price (in dollars per share)	$ 1.00
Transaction costs allocated to the Warrants			$ 0	$ 755,071
Threshold minimum aggregate fair market value as a percentage of the assts held in the Trust Account		80.00%		80.00%
Threshold percentage of public shares subject to redemption without the Company's prior written consent		50.00%		50.00%
Minimum net tangible assets upon consummation of the Business Combination		$ 5,000,001	5,000,001	$ 5,000,001	$ 5,000,001
Redemption threshold as percent of outstanding		15.00%		15.00%
Obligation to redeem public shares if entity does not complete a business combination		100.00%		100.00%
Days for redemption of public shares		10 days		10 days
Maximum net interest to pay dissolution expenses		$ 100,000		$ 100,000
Warrant Liabilities Private Warrants [Member]
Subsidiary, Sale of Stock [Line Items]
Class of warrants or rights subscribed but not issued		9,000,000			9,000,000
Class A common stock
Subsidiary, Sale of Stock [Line Items]
Shares issued price per share		$ 10.00			$ 10.00
Over-allotment
Subsidiary, Sale of Stock [Line Items]
Number of units issued (in shares)	4,500,000
Share price (in dollars per share)	$ 10.00
Number of warrants issued (in shares)		9,900,000			9,900,000
Proceeds from issuance of warrants		$ 9,900,000
Deferred underwriting fees		$ 12,075,000	$ 12,075,000	$ 12,075,000	$ 12,075,000
Over-allotment \| Class A common stock
Subsidiary, Sale of Stock [Line Items]
Common stock shares subscribed but not issued		34,500,000			34,500,000
Share price (in dollars per share)			$ 10.00	$ 10.00
Private Placement
Subsidiary, Sale of Stock [Line Items]
Number of warrants issued (in shares)	9,900,000	9,000,000			9,000,000
Warrant purchase price (in dollars per share)	$ 1.00	$ 1.00			$ 1.00
Proceeds from issuance of warrants	$ 9,900,000	$ 9,000,000
Private Placement \| Warrant Liabilities Private Warrants [Member]
Subsidiary, Sale of Stock [Line Items]
Class of warrants or rights subscribed but not issued		9,900,000			9,900,000
Initial Public Offering
Subsidiary, Sale of Stock [Line Items]
Share price (in dollars per share)	$ 10.00		10.00	$ 10.00
Assets held in trust	$ 345,000,000
Cash underwriting fees	6,900,000
Deferred underwriting fees	12,075,000	$ 10,500,000			$ 10,500,000
Other offering costs	515,958
Transaction costs allocated to the Warrants				$ 755,071
Transaction costs	$ 19,490,958
Initial Public Offering \| Class A common stock
Subsidiary, Sale of Stock [Line Items]
Number of units issued (in shares)	34,500,000
Common stock shares subscribed but not issued		30,000,000			30,000,000
Share price (in dollars per share)	$ 10.00		$ 10.00	$ 10.00
Assets held in trust	$ 345,000,000
IPO Including Overallotment [Member] \| Class A common stock
Subsidiary, Sale of Stock [Line Items]
Common stock shares subscribed but not issued		34,500,000			34,500,000