XML 80 R63.htm IDEA: XBRL DOCUMENT
v3.24.0.1

Basis of Presentation and Significant Accounting Policies - Income taxes and uncertain tax positions (Details) | 12 Months Ended
--- | ---
Dec. 31, 2023
Accounting Policies [Abstract] |
Measurement of tax benefit, minimum likelihood of the largest amount being realized upon ultimate settlement | 50.00%

X
- Definition Income Tax Examination Minimum Likelihood of Tax Benefits Being Realized Upon Ultimate Settlement + References No definition available. + Details
Name: | kwr_IncomeTaxExaminationMinimumLikelihoodOfTaxBenefitsBeingRealizedUponUltimateSettlement
Namespace Prefix: | kwr_
Data Type: | dtr-types1:percentItemType
Balance Type: | na
Period Type: | duration

X
- References No definition available. + Details
Name: | us-gaap_AccountingPoliciesAbstract
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration