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Segment and geographic information - Narrative (Details) $ in Thousands	3 Months Ended	9 Months Ended	12 Months Ended
	Dec. 31, 2021 USD ($) segment	Sep. 30, 2021 segment	Dec. 31, 2021 USD ($) source	Dec. 31, 2020 USD ($)
Segment Reporting [Abstract]
Number of geographical divisions (in segments) | segment	3	4
Number of revenue sources | source			2
Property and equipment | $	$ 743,533		$ 743,533	$ 796,532

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- Definition

Number Of Geographical Divisions

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Number of Revenue Sources

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Amount after accumulated depreciation, depletion and amortization of physical assets used in the normal conduct of business to produce goods and services and not intended for resale. Examples include, but are not limited to, land, buildings, machinery and equipment, office equipment, and furniture and fixtures.

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