Earnings Per Share (Tables)

9 Months Ended

Sep. 30, 2020

Earnings Per Share [Abstract]

Schedule of Earnings Per Share, Basic and Diluted [Table Text Block]

Three Months Ended 

Nine Months Ended

September 30,

September 30,

2020

2019

2020

2019

Basic earnings (loss) per common share

Net income (loss) attributable to Quaker Chemical Corporation

$ 

27,304

$

(13,053)

$ 

(8,812)

$

16,382

Less: (income) loss allocated to participating securities

(113)

46

44

(40)

Net income (loss) available to common shareholders

$ 

27,191

$

(13,007)

$ 

(8,768)

$

16,342

Basic weighted average common shares outstanding

17,743,538

16,185,724

17,704,662

14,271,121

Basic earnings (loss) per common share

$

1.53

$

(0.80)

$

(0.50)

$

1.15

Diluted earnings (loss) per common share

Net income (loss) attributable to Quaker Chemical Corporation

$

27,304

$

(13,053)

$ 

(8,812)

$

16,382

Less: (income) loss allocated to participating securities

(113)

46

44

(40)

Net income (loss) available to common shareholders

$

27,191

$

(13,007)

$

(8,768)

$

16,342

Basic weighted average common shares outstanding

17,743,538

16,185,724

17,704,662

14,271,121

Effect of dilutive securities

57,327

—

—

42,850

Diluted weighted average common shares outstanding

17,800,865

16,185,724

17,704,662

14,313,971

Diluted earnings (loss) per common share

$

1.53

$

(0.80)

$

(0.50)

$

1.14