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Business Combination - Houghton - Narrative and Pro Forma Information (Details) - USD ($)
$ in Thousands
12 Months Ended
Aug. 01, 2019
Dec. 31, 2019
Dec. 31, 2018
Dec. 31, 2017
Oct. 31, 2019
Business Acquisition [Line Items]          
Goodwill   $ 607,205 $ 83,333 $ 86,034  
Measurement period   1 year      
Other accrued liabilities   $ 83,605 31,108    
Houghton [Member]          
Business Acquisition [Line Items]          
Percentage of Voting Interests Acquired 24.50%        
Intangible assets $ 1,022,500 1,028,400     $ 5,900
Goodwill 483,921 494,915     $ 10,994
Revenue of Acquiree $ 299,800        
Business Combination Transaction-related Expenses   38,000 19,500 $ 30,800  
Business Combination Separately Recognized Transactions Liabilities Recognized   $ 6,600 8,200    
Measurement period   1 year      
Business Acquisition Pro Forma Information [Abstract]          
Business Acquisitions Pro Forma Revenue   $ 1,562,427 1,654,588    
Net income attributable to Quaker Chemical Corporation   94,537 $ 35,337    
Houghton [Member] | Customer Relationships [Member]          
Business Acquisition [Line Items]          
Intangible assets   $ 677,300      
Houghton [Member] | Customer Relationships [Member] | Minimum [Member]          
Business Acquisition [Line Items]          
Intangible Assets, Amortizable Life   15 years      
Houghton [Member] | Customer Relationships [Member] | Maximum [Member]          
Business Acquisition [Line Items]          
Intangible Assets, Amortizable Life   18 years      
Houghton [Member] | Trademarks [Member]          
Business Acquisition [Line Items]          
Intangible assets   $ 242,000      
Houghton [Member] | Trademarks Formulations And Product Technology [Member]          
Business Acquisition [Line Items]          
Intangible assets   $ 109,100      
Intangible Assets, Amortizable Life   20 years      
Korea Houghton Coporation [Member]          
Business Acquisition [Line Items]          
Percentage of Voting Interests Acquired   50.00%