QUARTERLY FINANCIAL INFORMATION (UNAUDITED) - Balance sheet (Details) - USD ($)	Dec. 31, 2020	Sep. 30, 2020	Aug. 25, 2020	Jun. 11, 2020
BALANCE SHEET
Total assets	$ 545,277,797	$ 545,356,337	$ 503,263,387
Liabilities and Shareholders' Equity
Total current liabilities	444,449	144,624	1,044,874
Deferred underwriting commissions	13,614,452	13,614,452	12,075,000
Derivative warrant liabilities	35,746,280	35,253,220	17,628,000
Total liabilities	49,805,181	49,012,296	30,747,874
Class A ordinary shares; 49,047,261 shares subject to possible redemption at $10.00 per share	490,472,610	491,344,040	467,515,510
Additional paid-in capital	22,614,159	21,742,719	5,607,287
Accumulated deficit	(17,616,048)	(16,744,623)	(608,989)
Total shareholders' equity	5,000,006	5,000,001	5,000,003	$ 0
Total Liabilities and Shareholders' Equity	$ 545,277,797	$ 545,356,337	$ 503,263,387
Shares subject to possible redemption, par value per share	$ 10.00	$ 0.0001	$ 0.0001
Preference shares, par value	$ 0.0001	$ 0.0001	$ 0.0001
Class A ordinary shares
Liabilities and Shareholders' Equity
Ordinary shares	$ 535	$ 526	$ 325
Shares subject to possible redemption, par value per share	$ 0.0001
Common Stock, Par or Stated Value Per Share	$ 0.0001	$ 0.0001	$ 0.0001
Class B ordinary shares
Liabilities and Shareholders' Equity
Ordinary shares	$ 1,360	$ 1,379	$ 1,380
Additional paid-in capital	$ 22,614,159
Common Stock, Par or Stated Value Per Share	$ 0.0001	$ 0.0001	$ 0.0001
As Previously Reported
BALANCE SHEET
Total assets	$ 545,277,797	$ 545,356,337	$ 503,263,387
Liabilities and Shareholders' Equity
Total current liabilities	444,449	144,624	1,044,874
Deferred underwriting commissions	13,614,452	13,614,452	12,075,000
Total liabilities	14,058,901	13,759,076	13,119,874
Class A ordinary shares; 49,047,261 shares subject to possible redemption at $10.00 per share	526,218,890	526,597,260	485,143,510
Additional paid-in capital	5,518,316	5,139,931	5,028,513
Accumulated deficit	(519,848)	(141,483)	(30,039)
Total shareholders' equity	5,000,006	5,000,001	5,000,003
Total Liabilities and Shareholders' Equity	545,277,797	545,356,337	503,263,387
As Previously Reported | Class A ordinary shares
Liabilities and Shareholders' Equity
Ordinary shares	178	174	149
As Previously Reported | Class B ordinary shares
Liabilities and Shareholders' Equity
Ordinary shares	1,360	1,379	1,380
Restatement Adjustment
Liabilities and Shareholders' Equity
Derivative warrant liabilities	35,746,280	35,253,220	17,628,000
Total liabilities	35,746,280	35,253,220	17,628,000
Class A ordinary shares; 49,047,261 shares subject to possible redemption at $10.00 per share	(35,746,280)	(35,253,220)	(17,628,000)
Additional paid-in capital	17,095,843	16,602,788	578,774
Accumulated deficit	(17,096,200)	(16,603,140)	(578,950)
Restatement Adjustment | Class A ordinary shares
Liabilities and Shareholders' Equity
Ordinary shares	$ 357	$ 352	$ 176