Acquisition (Details) - Guardian Optical Technologies $ in Millions	Mar. 03, 2021 USD ($)
Business Acquisition [Line Items]
Purchase price of acquisition	$ 12.0
Ownership percentage of business acquisition	100.00%

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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