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Equity-method investees - Schedule of Fair Values of Identifiable Assets and Liabilities of Subsidiary (Parenthetical) (Detail) - Natuzzi Trading (Shanghai) Co., Ltd [member]		5 Months Ended	12 Months Ended
	Jul. 27, 2018	Dec. 31, 2018	Dec. 31, 2020	Dec. 31, 2019
Disclosure Of Joint Ventures [Line Items]
Retained ownership interest of joint venture	49.00%	49.00%	49.00%	49.00%
Additional interest in subsidiary	23.54%
At fair value [member]
Disclosure Of Joint Ventures [Line Items]
Ownership interest of joint venture	49.00%
Retained ownership interest of joint venture		49.00%

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The proportion of ownership interest in a joint venture attributable to the entity. [Refer: Joint ventures [member]]

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Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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