Number of shares of equity interests issued or issuable to acquire entity.

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Price of a single share of a number of saleable stocks paid or offered to be paid in a business combination.

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Amount of consideration transferred, consisting of acquisition-date fair value of assets transferred by the acquirer, liabilities incurred by the acquirer, and equity interest issued by the acquirer.

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Amount of equity interests of the acquirer, including instruments or interests issued or issuable in consideration for the business combination.

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Amount of intangible assets, excluding goodwill, acquired at the acquisition date.

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Amount after accumulated impairment loss of an asset representing future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized.

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The cash outflow to reacquire common stock during the period.

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The cash outflow associated with the acquisition of business during the period. The cash portion only of the acquisition price.

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Number of shares that have been repurchased and retired during the period.

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Business Combination, Liability For Transaction Costs

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Business Combination and Related Transactions (Details) - USD ($)	Sep. 29, 2020	Mar. 31, 2022	Dec. 31, 2021
Business Acquisition [Line Items]
Goodwill		$ 1,189,000	$ 1,189,000
Payments for repurchase of stock	$ 1,800,000
Repurchase of common stock (in shares)	175,744
Transaction cost	$ 29,100,000
Accrued transaction costs		$ 5,000,000	$ 5,000,000
Graf \| Pre-Combination Velodyne
Business Acquisition [Line Items]
Goodwill	0
Other intangible assets	0
Aggregate consideration transferred	1,800,000,000
Cash paid to acquire business	$ 222,100,000
Shares transferred in acquisition (in shares)	150,277,532
Share price (in USD per share)	$ 10.25
Value of shares transferred in acquisition	$ 1,500,000,000