Consolidated Statements of Operations Statement - USD ($) shares in Thousands, $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2017	Sep. 30, 2016	Sep. 30, 2017	Sep. 30, 2016
REVENUE:
Services	$ 117,550	$ 114,137	$ 355,725	$ 355,079
Product sales	48,697	29,346	132,232	90,120
Total revenue	166,247	143,483	487,957	445,199
OPERATING EXPENSES:
Cost of services, exclusive of depreciation expense shown below	83,807	80,419	247,839	249,062
Cost of product sales, exclusive of depreciation expense shown below	37,083	26,734	104,741	80,904
General and administrative expense, exclusive of depreciation expense shown below	11,887	8,406	35,743	30,595
Depreciation	5,841	6,548	18,136	19,706
Amortization	250	176	684	616
Other (income) expense, net	(97)	(288)	752	(339)
OPERATING INCOME	27,476	21,488	80,062	64,655
Interest expense	2,707	2,569	8,017	9,024
Income before income tax expense	24,769	18,919	72,045	55,631
Income tax expense	3,716	2,081	10,601	7,141
Net income	21,053	16,838	61,444	48,490
Net income (loss) attributable to non-controlling interest	(33)	108	10	54
Net income attributable to Core Laboratories N.V.	$ 21,086	$ 16,730	$ 61,434	$ 48,436
EARNINGS PER SHARE INFORMATION:
Basic earnings per share attributable to Core Laboratories N.V. (in dollars per share)	$ 0.48	$ 0.38	$ 1.39	$ 1.12
Diluted earnings per share attributable to Core Laboratories N.V. (in dollars per share)	0.48	0.38	1.39	1.11
Cash dividends per share (in dollars per share)	$ 0.55	$ 0.55	$ 1.65	$ 1.65
WEIGHTED AVERAGE COMMON SHARES OUTSTANDING:
Basic	44,141	44,110	44,155	43,265
Diluted	44,332	44,320	44,335	43,450