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Summary of Significant Accounting Policies - Additional Information (Details) - $ / shares |  |  | 9 Months Ended |  |
--- | --- | --- | --- | --- | ---
Jul. 15, 2022 | Aug. 30, 2021 | Sep. 30, 2022 | Oct. 18, 2022 | Dec. 31, 2021
Summary Of Significant Accounting Policy [Line Items] |  |  |  |  |
Common stock, par value |  | $ 0.01 | $ 0.01 |  | $ 0.01
Common stock, shares outstanding |  |  | 77,619,000 |  | 49,063,000
Issuance of shares of common stock | 28,000,000.0 | 27,994,595 |  |  |
Subsequent Event [Member] | DPLTA [Member] |  |  |  |  |
Summary Of Significant Accounting Policy [Line Items] |  |  |  |  |
Percentage of required voting interest |  |  |  | 75.00% |
Acorn HoldCo, Inc., [Member] |  |  |  |  |
Summary Of Significant Accounting Policy [Line Items] |  |  |  |  |
Business combination date of agreement |  | Aug. 30, 2021 |  |  |
Number of shares issuable for each share of acquired entity | 100,000 |  |  |  |
Common stock, par value |  | $ 0.01 |  |  |
Common stock, shares outstanding | 34,000,000.0 |  | 33,957,538 |  |
Percentage of outstanding bearer shares | 65.43% |  | 65.35% |  |
Acorn HoldCo, Inc., [Member] | ADVA Optical Networking SE [Member] | Common Stock [Member] |  |  |  |  |
Summary Of Significant Accounting Policy [Line Items] |  |  |  |  |
Number of shares issuable for each share of acquired entity |  | 0.8244 |  |  |

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