Consolidated Statements of Operations Statement - USD ($) shares in Thousands, $ in Thousands	3 Months Ended
	Mar. 31, 2017	Mar. 31, 2016
REVENUE:
Services	$ 120,936	$ 122,770
Product sales	36,871	30,877
Total revenue	157,807	153,647
OPERATING EXPENSES:
Cost of services, exclusive of depreciation expense shown below	83,601	85,294
Cost of product sales, exclusive of depreciation expense shown below	30,971	27,520
General and administrative expense, exclusive of depreciation expense shown below	12,756	11,050
Depreciation	6,202	6,627
Amortization	225	220
Other (income) expense, net	873	(4)
OPERATING INCOME	23,179	22,940
Interest expense	2,618	3,434
Income before income tax expense	20,561	19,506
Income tax expense	2,879	4,389
Net income	17,682	15,117
Net income (loss) attributable to non-controlling interest	24	35
Net income attributable to Core Laboratories N.V.	$ 17,658	$ 15,082
EARNINGS PER SHARE INFORMATION:
Basic earnings per share attributable to Core Laboratories N.V. (in dollars per share)	$ 0.40	$ 0.36
Diluted earnings per share attributable to Core Laboratories N.V. (in dollars per share)	0.40	0.35
Cash dividends per share (in dollars per share)	$ 0.55	$ 0.55
WEIGHTED AVERAGE COMMON SHARES OUTSTANDING:
Basic	44,159	42,380
Diluted	44,347	42,520