Consolidated Balance Sheets Statement (USD $) In Thousands, unless otherwise specified	Mar. 31, 2014	Dec. 31, 2013
CURRENT ASSETS:
Cash and cash equivalents	$ 23,253	$ 25,088
Accounts receivable, net of allowance for doubtful accounts of $2,685 and $2,872 at 2014 and 2013, respectively	209,234	201,322
Inventories	50,906	46,821
Prepaid expenses	15,016	13,128
Income tax receivable	8,948	5,294
Other current assets	11,151	12,215
TOTAL CURRENT ASSETS	318,508	303,868
PROPERTY, PLANT AND EQUIPMENT, net	141,758	138,824
INTANGIBLES, net	11,994	10,949
GOODWILL	163,337	163,337
DEFERRED TAX ASSETS, net	3,602	4,452
OTHER ASSETS	41,164	39,580
TOTAL ASSETS	680,363	661,010
CURRENT LIABILITIES:
Accounts payable	53,715	50,821
Accrued payroll and related costs	27,084	38,969
Taxes other than payroll and income	8,406	6,979
Unearned revenue	17,481	10,887
Income tax payable	30,024	14,462
Other accrued expenses	11,751	13,657
TOTAL CURRENT LIABILITIES	148,461	135,775
LONG-TERM DEBT AND CAPITAL LEASE OBLIGATIONS	279,000	267,002
DEFERRED COMPENSATION	39,576	38,014
DEFERRED TAX LIABILITIES, net	4,701	8,870
OTHER LONG-TERM LIABILITIES	41,691	41,960
COMMITMENTS AND CONTINGENCIES (Note 6)
Preference shares, EUR 0.02 par value; 6,000,000 shares authorized, none issued or outstanding	0	0
Common shares, EUR 0.02 par value; 200,000,000 shares authorized, 46,750,002 issued and 44,872,263 outstanding at 2014 and 46,750,002 issued and 45,101,389 outstanding at 2013	1,203	1,203
Additional paid-in capital	2,957	0
Retained earnings	454,503	415,930
Accumulated other comprehensive income (loss)	(8,540)	(8,626)
Treasury shares (at cost), 1,877,739 at 2014 and 1,648,613 at 2013	(289,344)	(245,184)
Total Core Laboratories N.V. shareholders' equity	160,779	163,323
Non-controlling interests	6,155	6,066
TOTAL EQUITY	166,934	169,389
TOTAL LIABILITIES AND EQUITY	$ 680,363	$ 661,010