Debt Instrument Amount Of Installment

No definition available.

Name:	clgx_DebtInstrumentAmountOfInstallment
Namespace Prefix:	clgx_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

- Definition

Contractual interest rate for funds borrowed, under the debt agreement.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher SEC

-Name Regulation S-X (SX)

-Number 210

-Section 02

-Paragraph 22

-Article 5

Reference 2: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 210

-SubTopic 10

-Section S99

-Paragraph 1

-Subparagraph (SX 210.5-02.22(a)(1))

-URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682

+ Details

Name:	us-gaap_DebtInstrumentInterestRateStatedPercentage
Namespace Prefix:	us-gaap_
Data Type:	num:percentItemType
Balance Type:	na
Period Type:	instant

- Details

Name:	us-gaap_DebtInstrumentLineItems
Namespace Prefix:	us-gaap_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

- Definition

Carrying amount of long-term debt, net of unamortized discount or premium, including current and noncurrent amounts. Includes, but not limited to, notes payable, bonds payable, debentures, mortgage loans and commercial paper. Excludes capital lease obligations.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher SEC

-Name Regulation S-X (SX)

-Number 210

-Section 03

-Paragraph 16

-Article 7

Reference 2: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 210

-SubTopic 10

-Section S99

-Paragraph 1

-Subparagraph (SX 210.5-02.22)

-URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682

Reference 3: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 942

-SubTopic 210

-Section S99

-Paragraph 1

-Subparagraph (SX 210.9-03.16)

-URI http://asc.fasb.org/extlink&oid=6876686&loc=d3e534808-122878

Reference 4: http://www.xbrl.org/2003/role/presentationRef

-Publisher SEC

-Name Regulation S-X (SX)

-Number 210

-Section 03

-Paragraph 16

-Article 9

Reference 5: http://www.xbrl.org/2003/role/presentationRef

-Publisher SEC

-Name Regulation S-X (SX)

-Number 210

-Section 02

-Paragraph 20, 22

-Article 5

Reference 6: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 944

-SubTopic 210

-Section S99

-Paragraph 1

-Subparagraph (SX 210.7-03.16)

-URI http://asc.fasb.org/extlink&oid=6879938&loc=d3e572229-122910

+ Details

Name:	us-gaap_LongTermDebt
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

Amount of long-term debt, after unamortized discount or premium, scheduled to be repaid within one year or the normal operating cycle, if longer. Includes, but not limited to, notes payable, bonds payable, debentures, mortgage loans and commercial paper. Excludes capital lease obligations.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 210

-SubTopic 10

-Section S99

-Paragraph 1

-Subparagraph (SX 210.5-02.19,20)

-URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682

Reference 2: http://www.xbrl.org/2003/role/presentationRef

-Publisher SEC

-Name Regulation S-X (SX)

-Number 210

-Section 02

-Paragraph 20

-Article 5

Reference 3: http://www.xbrl.org/2003/role/presentationRef

-Publisher SEC

-Name Regulation S-X (SX)

-Number 210

-Section 02

-Paragraph 19

-Article 5

+ Details

Name:	us-gaap_LongTermDebtCurrent
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

Carrying amount of long-term debt, net of unamortized discount or premium, excluding amounts to be repaid within one year or the normal operating cycle, if longer (current maturities). Includes, but not limited to, notes payable, bonds payable, debentures, mortgage loans and commercial paper. Excludes capital lease obligations.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher SEC

-Name Regulation S-X (SX)

-Number 210

-Section 02

-Paragraph 22

-Article 5

Reference 2: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 210

-SubTopic 10

-Section S99

-Paragraph 1

-Subparagraph (SX 210.5-02.22)

-URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682

+ Details

Name:	us-gaap_LongTermDebtNoncurrent
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Details

Name:	dei_LegalEntityAxis=us-gaap_GuarantorSubsidiariesMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_DebtInstrumentAxis=clgx_SeniorIndentureJune2021Member
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_LongtermDebtTypeAxis=clgx_AcquisitionNotesMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_LongtermDebtTypeAxis=clgx_BankLoansMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_LongtermDebtTypeAxis=us-gaap_LineOfCreditMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_LongtermDebtTypeAxis=us-gaap_NotesPayableOtherPayablesMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_LongtermDebtTypeAxis=us-gaap_NotesPayableToBanksMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

Long-Term Debt (Table) (Details) (USD $)	12 Months Ended
Long-Term Debt (Table) (Details) (USD $)	Dec. 31, 2014	Dec. 31, 2013	May 21, 2011	Apr. 30, 1998
Debt Instrument [Line Items]
Total long-term Debt	$ 1,330,563,000us-gaap_LongTermDebt	$ 839,930,000us-gaap_LongTermDebt
Less current portion of long-term debt	11,352,000us-gaap_LongTermDebtCurrent	28,154,000us-gaap_LongTermDebtCurrent
Long-term debt, net of current portion	1,319,211,000us-gaap_LongTermDebtNoncurrent	811,776,000us-gaap_LongTermDebtNoncurrent
Guarantor Subsidiaries [Member]
Debt Instrument [Line Items]
Long-term debt, net of current portion	5,941,000	5,381,000
7.25% senior notes due June 2021
Debt Instrument [Line Items]
Debt Instrument, Interest Rate, Stated Percentage			7.25%
Acquisition Notes [Member] \| Non-interest bearing acquisition note, $5.0 million installment due March 2016
Debt Instrument [Line Items]
Debt Instrument Amount Of Installment	5,000,000.0
Total long-term Debt	4,623,000	9,276,000
Notes Payable to Banks [Member] \| 7.25% senior notes due June 2021
Debt Instrument [Line Items]
Debt Instrument, Interest Rate, Stated Percentage	7.25%
Total long-term Debt	393,000,000	393,000,000
Notes Payable to Banks [Member] \| 5.7% senior debentures due August 2014
Debt Instrument [Line Items]
Debt Instrument, Interest Rate, Stated Percentage	5.70%
Total long-term Debt	0	825,000
Notes Payable to Banks [Member] \| 7.55% senior debentures due April 2028
Debt Instrument [Line Items]
Debt Instrument, Interest Rate, Stated Percentage	7.55%			7.55%
Total long-term Debt	59,645,000	59,645,000
Line of Credit [Member] \| Revolving Line of Credit March 2019 [Domain]
Debt Instrument [Line Items]
Debt Instrument, Interest Rate, Stated Percentage	3.92%
Total long-term Debt	85,000,000	0
Line of Credit [Member] \| Revolving line of credit borrowings due May 2016, weighted-average interest rate of 1.9% at December 31, 2013, extinguished March 2014
Debt Instrument [Line Items]
Debt Instrument, Interest Rate, Stated Percentage	1.90%
Total long-term Debt	0	100,000,000
Bank Loans [Member] \| Term Loan due March 2019 [Member] [Domain]
Debt Instrument [Line Items]
Debt Instrument, Interest Rate, Stated Percentage	2.41%
Total long-term Debt	786,250,000	0
Bank Loans [Member] \| Term loan facility borrowings due May 2016, weighted-average interest rate of 2.9% at December 31, 2013, extinguished in March 2014
Debt Instrument [Line Items]
Debt Instrument, Interest Rate, Stated Percentage	2.90%
Total long-term Debt	0	275,625,000
Notes Payable, Other Payables [Member] \| Various interest rates with maturities through 2017
Debt Instrument [Line Items]
Total long-term Debt	$ 2,045,000	$ 1,559,000