Consolidated Statements of Operations Statement (USD $) In Thousands, except Per Share data, unless otherwise specified	3 Months Ended		9 Months Ended
	Sep. 30, 2012	Sep. 30, 2011	Sep. 30, 2012	Sep. 30, 2011
REVENUE:
Services	$ 174,465	$ 160,542	$ 512,883	$ 458,875
Product sales	70,963	70,802	213,742	204,987
Total Revenue	245,428	231,344	726,625	663,862
OPERATING EXPENSES:
Cost of services, exclusive of depreciation expense shown below	102,935	99,770	304,871	295,112
Cost of product sales, exclusive of depreciation expense shown below	52,406	50,542	155,990	144,223
General and Administrative Expense, Excluding Depreciation	10,504	11,182	30,883	30,463
Depreciation	6,170	5,460	16,554	16,507
Amortization	289	278	865	867
Other (income), net	(2,256)	548	(3,950)	(1,176)
OPERATING INCOME	75,380	63,564	221,412	177,866
Loss on exchange of Senior Exchangeable Notes	0	31	0	870
Interest expense	2,160	3,825	6,528	8,684
Income before income tax expense	73,220	59,708	214,884	168,312
Income Tax Expense (Benefit)	18,671	14,599	53,454	36,827
Net income	54,549	45,109	161,430	131,485
Net Income (Loss) Attributable to Non-controlling Interest		242		(123)
Net income attributable to Core Laboratories N.V.		44,867		131,608
EARNINGS PER SHARE INFORMATION:
Basic earnings per share attributable to Core Laboratories N.V.	$ 1.15	$ 0.96	$ 3.40	$ 2.87
Diluted earnings per share attributable to Core Laboratories N.V.	$ 1.14	$ 0.93	$ 3.38	$ 2.71
Cash dividends per share	$ 0.28	$ 0.25	$ 0.84	$ 0.75
WEIGHTED AVERAGE COMMON SHARES OUTSTANDING:
Basic	47,232	46,606	47,436	45,930
Diluted	47,528	48,030	47,754	48,634
Noncontrolling Interest [Member]
OPERATING EXPENSES:
Net Income (Loss) Attributable to Non-controlling Interest	146		160
Retained Earnings [Member]
OPERATING EXPENSES:
Net income attributable to Core Laboratories N.V.	$ 54,403		$ 161,270