Consolidated Statements of Operations - USD ($) shares in Thousands, $ in Thousands	12 Months Ended
	Dec. 31, 2022	Dec. 31, 2021	Dec. 31, 2020
REVENUE:
Revenue	$ 489,735	$ 470,252	$ 487,267
OPERATING EXPENSES:
General and administrative expense, exclusive of depreciation expense shown below	38,117	44,173	34,033
Depreciation	16,476	17,754	19,727
Amortization	685	762	1,140
Impairments and other charges	0	0	122,204
Inventory write-down	0	0	10,375
Other (income) expense, net	(722)	(5,595)	1,826
OPERATING INCOME (LOSS)	41,524	45,262	(76,805)
Interest expense	11,570	9,152	14,372
Income (loss) from continuing operations before income taxes	29,954	36,110	(91,177)
Income tax expense (benefit)	10,296	15,891	5,896
Income (loss) from continuing operations	19,658	20,219	(97,073)
Income (loss) from discontinued operations, net of income taxes	0	0	(424)
Net income (loss)	19,658	20,219	(97,497)
Net income (loss) attributable to non-controlling interest	205	492	140
Net income (loss) attributable to Core Laboratories N.V.	$ 19,453	$ 19,727	$ (97,637)
EARNINGS (LOSS) PER SHARE INFORMATION:
Basic earnings (loss) per share from continuing operations	$ 0.42	$ 0.44	$ (2.18)
Basic earnings (loss) per share from discontinued operations	0	0	(0.01)
Basic earnings (loss) per share attributable to Core Laboratories N.V.	0.42	0.43	(2.20)
Diluted earnings (loss) per share from continuing operations	0.42	0.43	(2.18)
Diluted earnings (loss) per share from discontinued operations	0	0	(0.01)
Diluted earnings (loss) per share attributable to Core Laboratories N.V.	$ 0.42	$ 0.42	$ (2.20)
WEIGHTED AVERAGE COMMON SHARES OUTSTANDING:
Basic (in shares)	46,334	46,009	44,477
Diluted (in shares)	46,813	46,690	44,477
Service [Member]
REVENUE:
Revenue	$ 346,974	$ 344,342	$ 376,421
OPERATING EXPENSES:
Cost of services and product sales exclusive of depreciation expense and inventory write-down shown below	274,297	267,641	279,281
Product [Member]
REVENUE:
Revenue	142,761	125,910	110,846
OPERATING EXPENSES:
Cost of services and product sales exclusive of depreciation expense and inventory write-down shown below	$ 119,358	$ 100,255	$ 95,486