Income Taxes	9 Months Ended
Sep. 30, 2011
Income Tax Disclosure [Abstract]
Income Tax Disclosure [Text Block]	Income Taxes The effective income tax rate (total income tax expense related to income from continuing operations as a percentage of income from continuing operations before income taxes) was 220.7% and 66.1% for the three and nine months ended September 30, 2011, respectively, and (13.8)% and 7.3% respectively, for the same periods of the prior year. The change in the effective rate for both periods is primarily attributable to the provision of income taxes on former partnership income that was attributable to noncontrolling interests for which no income taxes were provided in the quarter ended March 31, 2010, the $14.0 million reversal of deferred taxes related to our interest in Dorado when it was held as an equity method investment, non-deductible transaction costs incurred in connection with the Separation during the quarter ended September 30, 2010 and excess tax gain on the sale of CoreLogic Global Services Private Limited ("CoreLogic India"). Effective January 1, 2011, income from the former partnership is wholly attributable to CoreLogic and income taxes are provided on all of the income generated in the third quarter of 2011. Income taxes included in equity in earnings of affiliates were $5.6 million and $9.0 million for the three months ended September 30, 2011 and 2010. Income taxes included in equity in earnings of affiliates were $13.6 million and $19.5 million for the nine months ended September 30, 2011 and 2010. For the purpose of segment reporting, these amounts are not reflected at the segment level but are recorded as a component of the corporate and elimination group. As of September 30, 2011, the liability for income taxes associated with uncertain tax positions was $14.0 million. This liability can be reduced by $10.4 million of offsets for amounts subject to indemnification from FAFC under the Tax Sharing Agreement, state income taxes and timing adjustments. The net amount of $3.6 million, if recognized, would favorably affect the Company's effective tax rate. Our continuing practice is to recognize interest and penalties, if any, related to uncertain tax positions in tax expense. As of September 30, 2011, we had accrued $4.3 million of interest (net of tax benefit) and penalties related to uncertain tax positions. This liability can be reduced by $3.6 million of offsets subject to indemnification from FAFC under the Tax Sharing Agreement. The Company or one of its subsidiaries files income tax returns in the U.S. federal jurisdiction, various state jurisdictions, and various non-U.S. jurisdictions. With few exceptions, we are no longer subject to U.S. federal, state, and non-U.S. income tax examinations by taxing authorities for years prior to 2005. It is reasonably possible that the amount of the unrecognized benefit with respect to certain of our unrecognized tax positions could significantly increase or decrease within the next 12 months. These changes may be the result of items such as ongoing audits, competent authority proceedings related to transfer pricing, or the expiration of federal and state statutes of limitation for the assessment of taxes. We entered into a Tax Sharing Agreement with FAFC in connection with the Separation. The Tax Sharing Agreement governs ours and FAFC’s respective rights, responsibilities and obligations after the Distribution with respect to taxes, including ordinary course of business taxes and taxes, if any, incurred as a result of any failure of the Distribution to qualify as a tax-free distribution for U.S. federal income tax purposes within the meaning of Section 355 of the Internal Revenue Code of 1986, as amended, and taxes incurred in connection with certain internal transactions undertaken in anticipation of the Separation. Our rights, responsibilities and obligations under the Tax Sharing Agreement are discussed in our Annual Report on Form 10-K filed with the SEC on March 14, 2011.

Income Taxes

The effective income tax rate (total income tax expense related to income from continuing operations as a percentage of income from continuing operations before income taxes) was 220.7% and 66.1% for the three and nine months ended September 30, 2011, respectively, and (13.8)% and 7.3% respectively, for the same periods of the prior year. The change in the effective rate for both periods is primarily attributable to the provision of income taxes on former partnership income that was attributable to noncontrolling interests for which no income taxes were provided in the quarter ended March 31, 2010, the $14.0 million reversal of deferred taxes related to our interest in Dorado when it was held as an equity method investment, non-deductible transaction costs incurred in connection with the Separation during the quarter ended September 30, 2010 and excess tax gain on the sale of CoreLogic Global Services Private Limited ("CoreLogic India"). Effective January 1, 2011, income from the former partnership is wholly attributable to CoreLogic and income taxes are provided on all of the income generated in the third quarter of 2011. Income taxes included in equity in earnings of affiliates were $5.6 million and $9.0 million for the three months ended September 30, 2011 and 2010. Income taxes included in equity in earnings of affiliates were $13.6 million and $19.5 million for the nine months ended September 30, 2011 and 2010. For the purpose of segment reporting, these amounts are not reflected at the segment level but are recorded as a component of the corporate and elimination group.

As of September 30, 2011, the liability for income taxes associated with uncertain tax positions was $14.0 million. This liability can be reduced by $10.4 million of offsets for amounts subject to indemnification from FAFC under the Tax Sharing Agreement, state income taxes and timing adjustments. The net amount of $3.6 million, if recognized, would favorably affect the Company's effective tax rate.

Our continuing practice is to recognize interest and penalties, if any, related to uncertain tax positions in tax expense. As of September 30, 2011, we had accrued $4.3 million of interest (net of tax benefit) and penalties related to uncertain tax positions. This liability can be reduced by $3.6 million of offsets subject to indemnification from FAFC under the Tax Sharing Agreement.

The Company or one of its subsidiaries files income tax returns in the U.S. federal jurisdiction, various state jurisdictions, and various non-U.S. jurisdictions. With few exceptions, we are no longer subject to U.S. federal, state, and non-U.S. income tax examinations by taxing authorities for years prior to 2005.

It is reasonably possible that the amount of the unrecognized benefit with respect to certain of our unrecognized tax positions could significantly increase or decrease within the next 12 months. These changes may be the result of items such as ongoing audits, competent authority proceedings related to transfer pricing, or the expiration of federal and state statutes of limitation for the assessment of taxes.

We entered into a Tax Sharing Agreement with FAFC in connection with the Separation. The Tax Sharing Agreement governs ours and FAFC’s respective rights, responsibilities and obligations after the Distribution with respect to taxes, including ordinary course of business taxes and taxes, if any, incurred as a result of any failure of the Distribution to qualify as a tax-free distribution for U.S. federal income tax purposes within the meaning of Section 355 of the Internal Revenue Code of 1986, as amended, and taxes incurred in connection with certain internal transactions undertaken in anticipation of the Separation. Our rights, responsibilities and obligations under the Tax Sharing Agreement are discussed in our Annual Report on Form 10-K filed with the SEC on March 14, 2011.