Summary of Significant Accounting Policies (Policies)	3 Months Ended
Sep. 30, 2014
Summary of Significant Accounting Policies [Abstract]
Basis of Presentation	Note 1 – Interim Financial Data Basis of Presentation The information furnished in these unaudited interim financial statements for the three and six months ended September 30, 2014 and 2013 has been prepared in accordance with generally accepted accounting principles in the United States (“U.S. GAAP”). In the opinion of management, the unaudited financial information reflects all adjustments, consisting of normal recurring adjustments, necessary for a fair statement of the results for the interim periods presented. The results of operations for the three and six months ended September 30, 2014 do not necessarily indicate the results which may be expected for the full fiscal year ending March 31, 2015 (“fiscal 2015”). These financial statements should be read in conjunction with the Consolidated Financial Statements, significant accounting policies, and other notes to the Consolidated Financial Statements included in Toyota Motor Credit Corporation's Annual Report on Form 10-K (“Form 10-K”) for the fiscal year ended March 31, 2014 (“fiscal 2014”), which was filed with the Securities and Exchange Commission (“SEC”) on May 29, 2014. References herein to “TMCC” denote Toyota Motor Credit Corporation, and references herein to “we”, “our”, and “us” denote Toyota Motor Credit Corporation and its consolidated subsidiaries. Related party transactions presented in the Consolidated Financial Statements are disclosed in Note 14 – Related Party Transactions of the Notes to Consolidated Financial Statements.
New Accounting Guidance	New Accounting Guidance In May 2014, the Financial Accounting Standards Board (“FASB”) issued new guidance on the recognition of revenue from contracts with customers. This comprehensive standard will supersede virtually all existing revenue recognition guidance. This accounting guidance is effective for us on April 1, 2017. We are currently evaluating the impact of this guidance on our consolidated financial statements. Recently Adopted Accounting Guidance In April 2014, we adopted new FASB accounting guidance that requires an unrecognized tax benefit, or a portion of an unrecognized tax benefit, to be presented in the financial statements as a reduction to a deferred tax asset for a net operating loss carryforward, a similar tax loss, or a tax credit carryforward. The adoption of this guidance did not have a material impact on our consolidated financial statements. In April 2014, we adopted new FASB accounting guidance related to the recognition, measurement, and disclosure of obligations resulting from joint and several liability arrangements. Pursuant to the new guidance, an entity is required to measure these obligations as the sum of the amount the reporting entity agreed to pay on the basis of its arrangement among its co-obligors and any additional amount the reporting entity expects to pay on behalf of its co-obligors. Additionally, the guidance requires disclosure of the nature and amount of the obligation as well as other information about those obligations within the footnotes to its financial statements. The adoption of this guidance did not have a material impact on our consolidated financial statements.

Summary of Significant Accounting Policies (Policies)

3 Months Ended

Sep. 30, 2014

Summary of Significant Accounting Policies [Abstract]

Note 1 – Interim Financial Data

Basis of Presentation

The information furnished in these unaudited interim financial statements for the three and six months ended September 30, 2014 and 2013 has been prepared in accordance with generally accepted accounting principles in the United States (“U.S. GAAP”). In the opinion of management, the unaudited financial information reflects all adjustments, consisting of normal recurring adjustments, necessary for a fair statement of the results for the interim periods presented. The results of operations for the three and six months ended September 30, 2014 do not necessarily indicate the results which may be expected for the full fiscal year ending March 31, 2015 (“fiscal 2015”).

These financial statements should be read in conjunction with the Consolidated Financial Statements, significant accounting policies, and other notes to the Consolidated Financial Statements included in Toyota Motor Credit Corporation's Annual Report on Form 10-K (“Form 10-K”) for the fiscal year ended March 31, 2014 (“fiscal 2014”), which was filed with the Securities and Exchange Commission (“SEC”) on May 29, 2014. References herein to “TMCC” denote Toyota Motor Credit Corporation, and references herein to “we”, “our”, and “us” denote Toyota Motor Credit Corporation and its consolidated subsidiaries.

Related party transactions presented in the Consolidated Financial Statements are disclosed in Note 14 – Related Party Transactions of the Notes to Consolidated Financial Statements.

New Accounting Guidance

In May 2014, the Financial Accounting Standards Board (“FASB”) issued new guidance on the recognition of revenue from contracts with customers. This comprehensive standard will supersede virtually all existing revenue recognition guidance. This accounting guidance is effective for us on April 1, 2017. We are currently evaluating the impact of this guidance on our consolidated financial statements.

Recently Adopted Accounting Guidance

In April 2014, we adopted new FASB accounting guidance that requires an unrecognized tax benefit, or a portion of an unrecognized tax benefit, to be presented in the financial statements as a reduction to a deferred tax asset for a net operating loss carryforward, a similar tax loss, or a tax credit carryforward. The adoption of this guidance did not have a material impact on our consolidated financial statements.

In April 2014, we adopted new FASB accounting guidance related to the recognition, measurement, and disclosure of obligations resulting from joint and several liability arrangements. Pursuant to the new guidance, an entity is required to measure these obligations as the sum of the amount the reporting entity agreed to pay on the basis of its arrangement among its co-obligors and any additional amount the reporting entity expects to pay on behalf of its co-obligors. Additionally, the guidance requires disclosure of the nature and amount of the obligation as well as other information about those obligations within the footnotes to its financial statements. The adoption of this guidance did not have a material impact on our consolidated financial statements.