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Acquisitions - Narrative (Details) $ in Millions	3 Months Ended			12 Months Ended
	Mar. 31, 2022 USD ($)	Mar. 31, 2021 USD ($)	Jun. 30, 2018 USD ($) Displays	Dec. 31, 2023 USD ($) Displays
Asset Acquisition [Line Items]
Acquisitions | $	$ 9.6	$ 15.8
Acquired businesses
Asset Acquisition [Line Items]
Acquisitions | $			$ 35.4
Acquired businesses | Subsequent event
Asset Acquisition [Line Items]
Acquisitions | $				$ 9.2
Acquired businesses | Digital displays
Asset Acquisition [Line Items]
Number of displays | Displays			14
Acquired businesses | Digital displays | Subsequent event
Asset Acquisition [Line Items]
Number of displays | Displays				4
Acquired businesses | Static displays
Asset Acquisition [Line Items]
Number of displays | Displays			7

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The value of an asset or business acquired in a noncash (or part noncash) acquisition. Noncash is defined as information about all investing and financing activities of an enterprise during a period that affect recognized assets or liabilities but that do not result in cash receipts or cash payments in the period. "Part noncash" refers to that portion of the transaction not resulting in cash receipts or cash payments in the period.

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