Statement of Income (USD $) In Thousands, except Per Share data, unless otherwise specified	12 Months Ended
	Dec. 31, 2014	Dec. 31, 2013	Dec. 31, 2012
REVENUES:
Sales Revenue, Services, Net	$ 780,872	$ 765,428	$ 693,895
Sales Revenue, Goods, Net	304,350	308,080	287,185
Total Revenue	1,085,222	1,073,508	981,080
OPERATING EXPENSES:
Cost of services, exclusive of depreciation shown below	449,488	444,963	413,086
Cost of product sales, exclusive of depreciation shown below	215,783	218,005	208,733
General and administrative expenses, exclusive of depreciation shown below	45,655	51,988	43,185
Depreciation	25,297	24,168	21,762
Amortization	1,399	1,303	1,155
Other (income) expense, net	1,069	(338)	(4,121)
Income Before Interest Expense and Taxes	346,531	333,419	297,280
Interest expense	10,600	9,317	8,820
Income before income tax expense	335,931	324,102	288,460
Income Tax Expense (Benefit)	77,305	80,908	71,848
Net Income (Loss), Including Portion Attributable to Noncontrolling Interest	258,626	243,194	216,612
Net Income (Loss) Attributable to Noncontrolling Interest	1,141	383	541
Net income attributable to Core Laboratories N.V.	$ 257,485	$ 242,811	$ 216,071
EARNINGS PER SHARE INFORMATION:
Earnings Per Share, Basic	$ 5.80	$ 5.31	$ 4.58
Earnings Per Share, Diluted	$ 5.77	$ 5.28	$ 4.54
Cash dividends per share	$ 2.00	$ 1.28	$ 1.12
WEIGHTED AVERAGE COMMON SHARES OUTSTANDING:
Weighted Average Number of Shares Outstanding, Basic	44,362	45,692	47,211
Weighted Average Number of Shares Outstanding, Diluted	44,600	45,994	47,553