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Net Income Attributable to IPG Photonics Corporation Per Common Share (Narrative) (Details) - USD ($)	3 Months Ended	9 Months Ended
	Sep. 30, 2022	Sep. 30, 2022	Aug. 02, 2022
Earnings Per Share [Abstract]
Share repurchase authorized amount			$ 300,000,000
Stock repurchased during period (in shares)	819,422	3,802,440
Stock repurchase average price (in dollars per share)	$ 86.96	$ 100.66
Decrease in weighted average number of shares outstanding treasury stock	(62,179)	(1,689,862)

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Amount of stock repurchase plan authorized.

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Number of shares that have been repurchased during the period and have not been retired and are not held in treasury. Some state laws may govern the circumstances under which an entity may acquire its own stock and prescribe the accounting treatment therefore. This element is used when state law does not recognize treasury stock.

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Total cost of shares repurchased divided by the total number of shares repurchased.

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