Consolidated Statements of Operations of Orion Engineered Carbons S.A. (Unaudited) - USD ($) shares in Thousands, $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2020	Sep. 30, 2019	Sep. 30, 2020	Sep. 30, 2019
Income Statement [Abstract]
Net sales	$ 282,036	$ 370,195	$ 820,691	$ 1,153,925
Cost of sales	202,854	271,481	617,372	853,204
Gross profit	79,182	98,714	203,319	300,721
Selling, general and administrative expenses	43,155	49,636	126,221	157,330
Research and development costs	7,352	4,793	16,757	14,836
Other expenses, net	4,527	3,189	11,529	10,167
Restructuring expenses	0	2,710	0	3,833
Income from operations	24,147	38,386	48,811	114,555
Interest and other financial expense, net	10,769	6,500	28,657	20,509
Reclassification of actuarial losses from AOCI	2,272	0	7,325	0
Income from operations before income tax expense and equity in earnings of affiliated companies	11,106	31,886	12,830	94,046
Income tax expense/(benefit)	2,250	7,767	4,006	26,515
Equity in earnings of affiliated companies, net of tax	141	134	426	424
Net income	$ 8,997	$ 24,253	$ 9,250	$ 67,955
Weighted-average shares outstanding (in thousands of shares):
Basic (in shares)	60,487	60,212	60,408	59,907
Diluted (in shares)	61,259	61,453	61,296	61,231
Earnings/(loss) per share:
Basic (in USD per share)	$ 0.15	$ 0.40	$ 0.15	$ 1.13
Diluted (in USD per share)	0.15	0.39	0.15	1.11
Dividends per share (in USD per share)	$ 0	$ 0.20	$ 0.20	$ 0.60