Events after the reporting period - Additional information (Detail) - Major ordinary share transactions [member] - Share Repurchase Programme [Member] $ in Millions	Mar. 14, 2022 USD ($) shares
Statements [Line Items]
Share repurchase programmed amount authorized	$ 30.0
Stock repurchased during the period shares \| shares	106,200
Purchase of treasury shares	$ 1.3

The decrease in equity resulting from the purchase of treasury shares. [Refer: Treasury shares]

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Name IAS
-Number 1
-IssueDate 2021-01-01
-Paragraph 106
-Subparagraph d
-URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IAS&num=1&code=ifrs-tx-2021-en-r&anchor=para_106_d&doctype=Standard
-URIDate 2021-03-24

Name:	ifrs-full_PurchaseOfTreasuryShares
Namespace Prefix:	ifrs-full_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration