Aggregate notional amount.

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- Definition

Annuity Interest Rate

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No definition available.

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- Definition

Business acquisition equity interest issued or issuable for each share of acquired entity.

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No definition available.

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- Definition

Business combination annual recurring compensation net of tax per share.

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No definition available.

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- Definition

Business Combination Annual Recurring Compensation Per Share

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No definition available.

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- Definition

Exchange offer settled date.

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No definition available.

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- Definition

Number of additional shares purchased.

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No definition available.

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- Definition

Percentage of outstanding bearer shares.

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No definition available.

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- Definition

Percentage of voting interest required for approval of agreement.

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No definition available.

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- Definition

Date when the business acquisition agreement was executed, in YYYY-MM-DD format.

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No definition available.

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- Definition

Aggregate dividends declared during the period for each share of common stock outstanding.

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- Definition

Number of shares of common stock outstanding. Common stock represent the ownership interest in a corporation.

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- Definition

Carrying value as of the balance sheet date of dividends declared but unpaid on equity securities issued by the entity and outstanding.

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- Definition

Foreign exchange rate used to translate amounts denominated in functional currency to reporting currency.

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- Definition

Price of a single share of a number of saleable stocks of a company.

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No definition available.

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Detail information of subsequent event by type. User is expected to use existing line items from elsewhere in the taxonomy as the primary line items for this disclosure, which is further associated with dimension and member elements pertaining to a subsequent event.

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Subsequent Events - Additional Information (Detail) $ / shares in Units, $ in Millions					9 Months Ended
	Nov. 07, 2022 $ / shares	Oct. 18, 2022 $ / shares shares	Jul. 15, 2022 shares	Aug. 30, 2021	Sep. 30, 2022 shares	Dec. 31, 2022 USD ($)	Nov. 03, 2022 USD ($)	Oct. 18, 2022 € / shares	Dec. 31, 2021 shares
Subsequent Event [Line Items]
Exchange offer settled date			Jul. 15, 2022
Common stock, shares outstanding \| shares					77,619,000				49,063,000
Scenario Forecast [Member]
Subsequent Event [Line Items]
Quarterly dividend payable, aggregate amount \| $						$ 7.0
Subsequent Event [Member]
Subsequent Event [Line Items]
Common stock dividends per share declared \| $ / shares	$ 0.09
Subsequent Event [Member] \| DPLTA [Member]
Subsequent Event [Line Items]
Percentage of required voting interest		75.00%						75.00%
Subsequent Event [Member] \| Cross-Currency Swap Arrangement [Member]
Subsequent Event [Line Items]
Aggregate notional amount \| $							$ 160.0
Subsequent Event [Member] \| Cross-Currency Swap Arrangement [Member] \| Maximum [Member]
Subsequent Event [Line Items]
Aggregate notional amount, daily fixed forward conversion rate							0.98286
Subsequent Event [Member] \| Cross-Currency Swap Arrangement [Member] \| Minimum [Member]
Subsequent Event [Line Items]
Aggregate notional amount, daily fixed forward conversion rate							1.03290
Subsequent Event [Member] \| Cross-Currency Swap Arrangement [Member] \| Eight Quarterly Tranches [Member]
Subsequent Event [Line Items]
Aggregate notional amount \| $							$ 20.0
ADVA Optical Networking SE [Member] \| Subsequent Event [Member] \| Maximum [Member]
Subsequent Event [Line Items]
Number of additional shares authorized to purchase \| shares		15,346,544
ADVA Optical Networking SE [Member] \| Subsequent Event [Member] \| DPLTA [Member]
Subsequent Event [Line Items]
Price per share \| $ / shares		$ 17.21
Annual recurring compensation per share								€ 0.59
Annual recurring compensation net per share								€ 0.52
ADVA Optical Networking SE [Member] \| Subsequent Event [Member] \| DPLTA [Member] \| Annuity Interest Rate 3.00% [Member]
Subsequent Event [Line Items]
Annual recurring compensation per share \| $ / shares		0.59
Annual recurring compensation net per share \| $ / shares		$ 0.52
Annuity interest rate		3.00%						3.00%
ADVA Optical Networking SE [Member] \| Subsequent Event [Member] \| DPLTA [Member] \| Annuity Interest Rate 3.25% [Member]
Subsequent Event [Line Items]
Annual recurring compensation per share								€ 0.62
Annual recurring compensation net per share								€ 0.54
Annuity interest rate		3.25%						3.25%
ADVA Optical Networking SE [Member] \| Subsequent Event [Member] \| DPLTA [Member] \| Annuity Interest Rate 5.50% [Member]
Subsequent Event [Line Items]
Annual recurring compensation per share								€ 1.00
Annual recurring compensation net per share								€ 0.87
Annuity interest rate		5.50%						5.50%
Acorn HoldCo, Inc., [Member]
Subsequent Event [Line Items]
Business Acquisition, Date of Acquisition Agreement				Aug. 30, 2021
Number of shares subject to additional assumed options \| shares			100,000
Common stock, shares outstanding \| shares			34,000,000.0		33,957,538
Percentage of outstanding bearer shares			65.43%		65.35%