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Business Combination - Narrative (Details) - USD ($) $ / shares in Units, $ in Millions |  |  | 2 Months Ended | 3 Months Ended |  |  |
--- | --- | --- | --- | --- | --- | --- | ---
May 13, 2024 | May 12, 2024 | Jun. 30, 2024 | Jun. 30, 2024 | May 14, 2024 | Mar. 31, 2024 | Mar. 31, 2023
Business Combination Segment Allocation [Line Items] |  |  |  |  |  |  |
Number of shares issued in transactions (in shares) |  | 254,200 |  |  |  |  |
Common stock, shares outstanding (in shares) | 288,681,224 |  |  |  |  |  |
Proceeds from the PIPE investment | $ 254.3 |  | $ 254.3 |  |  |  |
Proceeds due from the PIPE investment | $ 20.0 |  |  |  |  |  |
Common stock, shares issued (in shares) |  |  | 288,700,000 | 288,700,000 |  | 253,400,000 | 253,400,000
Common Shares |  |  |  |  |  |  |
Business Combination Segment Allocation [Line Items] |  |  |  |  |  |  |
Number of shares issued (in shares) |  |  |  | 193,927 |  |  |
SEAC |  |  |  |  |  |  |
Business Combination Segment Allocation [Line Items] |  |  |  |  |  |  |
Number of shares issued in transactions (in shares) |  | 254,200 |  |  |  |  |
Number of shares issued (in shares) | 7,027,873 |  |  |  |  |  |
SEAC | Class A Ordinary Share |  |  |  |  |  |  |
Business Combination Segment Allocation [Line Items] |  |  |  |  |  |  |
Common stock, shares outstanding (in shares) |  |  |  |  |  | 75,000,000 |
Number of shares issued (in shares) |  |  |  | 193,927 |  |  |
Shares repurchased during period (in shares) |  | 67,972,127 |  |  |  |  |
SEAC | Class B Ordinary Share |  |  |  |  |  |  |
Business Combination Segment Allocation [Line Items] |  |  |  |  |  |  |
Common stock, shares outstanding (in shares) | 2,010,000 |  |  |  |  |  |
Shares repurchased during period (in shares) | 16,740,000 |  |  |  |  |  |
PIPE Investors |  |  |  |  |  |  |
Business Combination Segment Allocation [Line Items] |  |  |  |  |  |  |
Number of shares issued in transactions (in shares) | 18,172,378 |  |  |  |  |  |
Number of shares excluded for reduction rights (in shares) |  |  |  | 1,953,976 |  |  |
Number of shares issued (in shares) | 25,759,430 |  |  | 16,218,402 |  |  |
Number of shares pending issuance (in shares) | 2,076,843 |  |  |  |  |  |
PIPE Investors | Offering One |  |  |  |  |  |  |
Business Combination Segment Allocation [Line Items] |  |  |  |  |  |  |
Number of shares issued in transactions (in shares) | 14,141,559 |  |  |  |  |  |
Sale of stock, share price (in USD per share) |  |  |  |  | $ 9.63 |  |
PIPE Investors | Offering Two |  |  |  |  |  |  |
Business Combination Segment Allocation [Line Items] |  |  |  |  |  |  |
Number of shares issued in transactions (in shares) | 11,617,871 |  |  |  |  |  |
Sale of stock, share price (in USD per share) | $ 10.165 |  |  |  |  |  |
Sponsor Securities Repurchase |  |  |  |  |  |  |
Business Combination Segment Allocation [Line Items] |  |  |  |  |  |  |
Shares issued, price per share (in USD per share) | $ 1 |  |  |  |  |  |
Sponsor Securities Repurchase | Class B Ordinary Share |  |  |  |  |  |  |
Business Combination Segment Allocation [Line Items] |  |  |  |  |  |  |
Common stock, shares outstanding (in shares) | 1,800,000 |  |  |  |  |  |
SEAC Sponsor Options |  |  |  |  |  |  |
Business Combination Segment Allocation [Line Items] |  |  |  |  |  |  |
Number of shares issued (in shares) | 2,010,000 |  |  |  |  |  |
Common stock, shares issued (in shares) | 2,200,000 |  |  |  |  |  |
Sponsor Option Agreement |  |  |  |  |  |  |
Business Combination Segment Allocation [Line Items] |  |  |  |  |  |  |
Common stock, par or stated value per share (in USD per share) | $ 0.0001 |  |  |  |  |  |
Sponsor Agreements with Independent Directors and Advisors | Class B Ordinary Share |  |  |  |  |  |  |
Business Combination Segment Allocation [Line Items] |  |  |  |  |  |  |
Common stock, shares outstanding (in shares) | 210,000 |  |  |  |  |  |

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