Consolidated Statements of Operations - USD ($) shares in Thousands, $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2022	Jun. 30, 2021	Jun. 30, 2022	Jun. 30, 2021
REVENUES:
Revenue	$ 120,898	$ 118,745	$ 236,198	$ 227,128
OPERATING EXPENSES:
General and administrative expense, exclusive of depreciation expense shown below	6,847	9,670	19,392	18,131
Depreciation	4,189	4,576	8,573	9,209
Amortization	171	175	344	413
Other (income) expense, net	82	(2,317)	1,719	(3,038)
OPERATING INCOME (LOSS)	11,652	12,800	11,261	24,422
Interest expense	2,707	2,530	5,351	3,893
Income (loss) from continuing operations before income taxes	8,945	10,270	5,910	20,529
Income tax expense (benefit)	1,789	2,053	593	4,105
Income (loss) from continuing operations	7,156	8,217	5,317	16,424
Net income (loss)	7,156	8,217	5,317	16,424
Net income (loss) attributable to non-controlling interest	90	157	139	259
Net income (loss) attributable to Core Laboratories N.V.	$ 7,066	$ 8,060	$ 5,178	$ 16,165
EARNINGS (LOSS) PER SHARE INFORMATION:
Basic earnings (loss) per share from continuing operations	$ 0.15	$ 0.18	$ 0.11	$ 0.36
Basic earnings (loss) per share attributable to Core Laboratories N.V.	0.15	0.17	0.11	0.35
Diluted earnings (loss) per share from continuing operations	0.15	0.17	0.11	0.35
Diluted earnings (loss) per share attributable to Core Laboratories N.V.	$ 0.15	$ 0.17	$ 0.11	$ 0.35
WEIGHTED AVERAGE COMMON SHARES OUTSTANDING:
Basic (in shares)	46,319	46,319	46,309	45,751
Diluted (in shares)	47,143	47,103	47,133	46,514
Service [Member]
REVENUES:
Revenue	$ 85,422	$ 86,263	$ 170,145	$ 170,245
OPERATING EXPENSES:
Cost of services and product sales exclusive of depreciation expense shown below	68,166	67,098	137,023	130,631
Product [Member]
REVENUES:
Revenue	35,476	32,482	66,053	56,883
OPERATING EXPENSES:
Cost of services and product sales exclusive of depreciation expense shown below	$ 29,791	$ 26,743	$ 57,886	$ 47,360