Stock-based Compensation - Narrative (Details) $ / shares in Units, $ in Thousands					1 Months Ended						3 Months Ended		6 Months Ended
	Jun. 04, 2024 $ / shares shares	Nov. 08, 2023 USD ($) shares	Aug. 19, 2022 $ / shares shares	May 02, 2022 $ / shares shares	Jun. 30, 2024 USD ($) shares	May 31, 2024 USD ($) shares	Mar. 31, 2024 USD ($) shares	Jan. 31, 2024 shares	Jun. 30, 2022 shares	Apr. 30, 2022 USD ($)	Jun. 30, 2024 USD ($)	Jun. 30, 2023 USD ($)	Jun. 30, 2024 USD ($) trading_day $ / shares shares	Jun. 30, 2023 USD ($)	Dec. 31, 2020 shares
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Intrinsic value of stock options exercised | $													$ 200
Fair value of options vested | $													$ 1,600
Shares issued upon vesting of each RSU					1						1		1
Stock-based compensation expense | $											$ 38,491	$ 59,195	$ 82,956	$ 115,149
Freedom Photonics Awards
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Contingent stock consideration | $										$ 29,800			$ 4,500
RSUs
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Granted (in shares)													25,114,867
Share-based arrangement awards (in shares)		825,000
Annual performance goals weighted based on revenue, percentage		50.00%
Annual performance goals weighted based on free cash flow, percentage		50.00%
Revenue performance goal, value | $		$ 81,400
Free cash flow goal, value | $		$ (37,000)
RSUs | Maximum
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Award vesting period (in years and in months)													6 years
Share-based arrangement awards (in shares)		550,000
RSUs | Minimum
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Share-based arrangement awards (in shares)		137,500
Management awards
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Granted (in shares)													687,499
Management awards | Chief Executive Officer
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Granted (in shares)				10,800,000
Grant date fair value (in dollars per share) | $ / shares				$ 8.70
Management awards | Chief Legal officer
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Granted (in shares)			500,000
Grant date fair value (in dollars per share) | $ / shares			$ 6.12
Management awards | Chief Financial Officer
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Granted (in shares)			500,000
Grant date fair value (in dollars per share) | $ / shares			$ 6.12
Management awards | Executive Officer
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Granted (in shares)	687,499
Grant date fair value (in dollars per share) | $ / shares	$ 1.15
Consecutive trading days | trading_day													90
Service period (in years)													7 years
Tranche One | Management awards | Executive Officer
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
RSU vesting, market condition, stock price (in dollars per share) | $ / shares													$ 50
Tranche Two | Management awards | Executive Officer
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
RSU vesting, market condition, stock price (in dollars per share) | $ / shares													60
Tranche Three | Management awards | Executive Officer
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
RSU vesting, market condition, stock price (in dollars per share) | $ / shares													$ 70
Immediate Vesting | RSUs
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Award vesting percentage		33.33%
Annual Vesting | RSUs
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Award vesting percentage		33.33%
Class A Common Stock | Freedom Photonics Awards
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Share-based arrangement awards (in shares)					1,689,400	3,098,974	2,651,085
Share-based arrangement awards | $					$ 2,500	$ 5,500	$ 5,400
2020 Plan
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Shares authorized for issuance (in shares)															36,588,278
2020 Plan | Equity-settled fixed value | Share-based Payment Arrangement, Employee
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Award vesting period (in years and in months)													6 years
Stock-based compensation expense | $											$ 3,900	$ 3,000	$ 7,900	$ 5,900
Amended 2020 Plan
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Additional shares authorized for issuance (in shares)					20,000,000				36,000,000
Percentage of outstanding stock maximum									5.00%
Incremental number of shares authorized (in shares)									40,000,000
Amended 2020 Plan | Class A Common Stock
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Additional shares authorized for issuance (in shares)								20,991,566
2015 Plan | Stock-based awards—Equity classified
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Award vesting period (in years and in months)													4 years
Award expiration period (in years)													10 years
2015 Plan | Tranche One | Stock-based awards—Equity classified
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Award vesting percentage													25.00%
2015 Plan | Tranche Two | Stock-based awards—Equity classified
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Award vesting period (in years and in months)													36 months
Award vesting percentage													75.00%
Amended And Restated EIP
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Award expiration period (in years)													6 years
Granted (in shares)													1,003,765