Commitments, Contingent Liabilities and Litigation	9 Months Ended
Mar. 31, 2016
Commitments and Contingencies Disclosure [Abstract]
Commitments, Contingent Liabilities and Litigation	Commitments, Contingent Liabilities and Litigation Commitments Generic Sourcing Venture With CVS Health Corporation In July 2014, we established Red Oak Sourcing, LLC ("Red Oak Sourcing"), a U.S.-based generic pharmaceutical sourcing venture with CVS Health Corporation (“CVS Health”) with an initial term of 10 years. Both companies have contributed sourcing and supply chain expertise to the 50/50 venture and have committed to source generic pharmaceuticals through arrangements negotiated by the venture. Red Oak Sourcing negotiates generic pharmaceutical supply contracts on behalf of both companies. We are required to pay 39 quarterly payments of $25.6 million to CVS Health which commenced in October 2014. Due to the achievement of a milestone, the quarterly payment to CVS Health increased by $10 million beginning in the first quarter of fiscal 2016. In addition, if an additional milestone is achieved, the quarterly payment will increase in fiscal 2017 by a further $10 million resulting in a maximum quarterly payment of $45.6 million if all milestones are met. Legal Proceedings We become involved from time to time in disputes, litigation, and regulatory matters incidental to our business. We may be named from time to time in qui tam actions, which are initiated by private third parties purporting to act on behalf of federal or state governments, that allege that false claims have been submitted or have been caused to be submitted for payment by the government. After a private party has filed a qui tam action, the government must investigate the private party's claim and determine whether to intervene in and take control over the litigation. These actions may remain under seal while the government makes this determination. If the government declines to intervene, the private party may nonetheless continue to pursue the litigation on his or her own on behalf of the government. From time to time, we receive subpoenas or requests for information from various government agencies relating to our business or to the business of a customer, supplier, or other industry participant. Most of these matters are resolved without incident; however, such subpoenas or requests can lead to the assertion of claims, or the commencement of legal proceedings, against us. In addition, we may suspect that products we manufacture, market or distribute do not meet product specifications, published standards, or regulatory requirements. In such circumstances, we investigate and take appropriate corrective action. Such actions can lead to product recalls, costs to repair or replace affected products, temporary interruptions in product sales, and action by regulators. We accrue for contingencies related to disputes, litigation, and regulatory matters if it is probable that a liability has been incurred and the amount of the loss can be reasonably estimated. Because these matters are inherently unpredictable and unfavorable developments or resolutions can occur, assessing contingencies is highly subjective and requires judgments about future events. We regularly review contingencies to determine whether our accruals and related disclosures are adequate. The amount of ultimate loss may differ from these estimates. With respect to the matters described below, we are unable to estimate a range of reasonably possible loss for matters for which there is no accrual, or additional loss for matters for which we have recorded an accrual, since damages or fines have not been specified or the proceedings are at stages where significant uncertainty exists as to legal or factual issues and as to whether such matters will proceed to trial. We do not believe, based on currently available information, that the outcomes of these matters will have a material adverse effect on our financial position, results of operations, or cash flows, though for a particular period, the outcome of one or more of these matters could be material to our results of operations. We recognize income from the favorable outcome of litigation when we receive the associated cash or assets. We recognize estimated loss contingencies for litigation and regulatory matters and income from favorable resolution of litigation in litigation (recoveries)/charges, net in our condensed consolidated statements of earnings. DEA Investigation and Related Matters In February 2012, the U.S. Drug Enforcement Administration (the "DEA") issued an order to show cause and immediate suspension of our Lakeland, Florida distribution center's registration to distribute controlled substances, asserting that we failed to maintain required controls against the diversion of controlled substances. In May 2012, we entered into a settlement agreement with the DEA that resolved the administrative aspects of the DEA's action but did not resolve potential liability for civil fines in Florida or elsewhere for the conduct covered by the settlement agreement. In that regard, we are continuing to discuss a settlement with the U.S. Department of Justice. Our total accrual for this matter at March 31, 2016 and June 30, 2015 was $44 million and $41 million, respectively, which is included in other accrued liabilities in the condensed consolidated balance sheets. State of West Virginia vs. Cardinal Health, Inc. Since June 2012, the West Virginia Attorney General has filed complaints against a number of pharmaceutical wholesale distributors, including us and Harvard Drug. The complaints, which were filed in the Circuit Court of Boone County, West Virginia, allege, among other things, that the distributors failed to maintain effective controls to guard against diversion of controlled substances in West Virginia, failed to report suspicious orders of controlled substances in accordance with the West Virginia Uniform Controlled Substances Act, and were negligent in distributing controlled substances to pharmacies that serve individuals who abuse controlled substances. The complaints seek, among other things, injunctive and other equitable relief and monetary damages. We are vigorously defending ourselves in this matter. Antitrust Litigation Proceeds We received and recognized income resulting from settlements of class action antitrust claims, in which we were a class member, of zero and $14 million during the three months ended March 31, 2016 and 2015, respectively, and $13 million and $14 million during the nine months ended March 31, 2016 and 2015, respectively.

Commitments, Contingent Liabilities and Litigation

Commitments

Generic Sourcing Venture With CVS Health Corporation

In July 2014, we established Red Oak Sourcing, LLC ("Red Oak Sourcing"), a U.S.-based generic pharmaceutical sourcing venture with CVS Health Corporation (“CVS Health”) with an initial term of 10 years. Both companies have contributed sourcing and supply chain expertise to the 50/50 venture and have committed to source generic pharmaceuticals through arrangements negotiated by the venture. Red Oak Sourcing negotiates generic pharmaceutical supply contracts on behalf of both companies. We are required to pay 39 quarterly payments of $25.6 million to CVS Health which commenced in October 2014. Due to the achievement of a milestone, the quarterly payment to CVS Health increased by $10 million beginning in the first quarter of fiscal 2016. In addition, if an additional milestone is achieved, the quarterly payment will increase in fiscal 2017 by a further $10 million resulting in a maximum quarterly payment of $45.6 million if all milestones are met.

Legal Proceedings

We become involved from time to time in disputes, litigation, and regulatory matters incidental to our business.

We may be named from time to time in qui tam actions, which are initiated by private third parties purporting to act on behalf of federal or state governments, that allege that false claims have been submitted or have been caused to be submitted for payment by the government. After a private party has filed a qui tam action, the government must investigate the private party's claim and determine whether to intervene in and take control over the litigation. These actions may remain under seal while the government makes this determination. If the government declines to intervene, the private party may nonetheless continue to pursue the litigation on his or her own on behalf of the government.

From time to time, we receive subpoenas or requests for information from various government agencies relating to our business or to the business of a customer, supplier, or other industry participant. Most of these matters are resolved without incident; however, such subpoenas or requests can lead to the assertion of claims, or the commencement of legal proceedings, against us.

In addition, we may suspect that products we manufacture, market or distribute do not meet product specifications, published standards, or regulatory requirements. In such circumstances, we investigate and take appropriate corrective action. Such actions can lead to product recalls, costs to repair or replace affected products, temporary interruptions in product sales, and action by regulators.

We accrue for contingencies related to disputes, litigation, and regulatory matters if it is probable that a liability has been incurred and the amount of the loss can be reasonably estimated. Because these matters are inherently unpredictable and unfavorable developments or resolutions can occur, assessing contingencies is highly subjective and requires judgments about future events. We regularly review contingencies to determine whether our accruals and related disclosures are adequate. The amount of ultimate loss may differ from these estimates.

With respect to the matters described below, we are unable to estimate a range of reasonably possible loss for matters for which there is no accrual, or additional loss for matters for which we have recorded an accrual, since damages or fines have not been specified or the proceedings are at stages where significant uncertainty exists as to legal or factual issues and as to whether such matters will proceed to trial. We do not believe, based on currently available information, that the outcomes of these matters will have a material adverse effect on our financial position, results of operations, or cash flows, though for a particular period, the outcome of one or more of these matters could be material to our results of operations.

We recognize income from the favorable outcome of litigation when we receive the associated cash or assets.

We recognize estimated loss contingencies for litigation and regulatory matters and income from favorable resolution of litigation in litigation (recoveries)/charges, net in our condensed consolidated statements of earnings.

DEA Investigation and Related Matters

In February 2012, the U.S. Drug Enforcement Administration (the "DEA") issued an order to show cause and immediate suspension of our Lakeland, Florida distribution center's registration to distribute controlled substances, asserting that we failed to maintain required controls against the diversion of controlled substances. In May 2012, we entered into a settlement agreement with the DEA that resolved the administrative aspects of the DEA's action but did not resolve potential liability for civil fines in Florida or elsewhere for the conduct covered by the settlement agreement. In that regard, we are continuing to discuss a settlement with the U.S. Department of Justice. Our total accrual for this matter at March 31, 2016 and June 30, 2015 was $44 million and $41 million, respectively, which is included in other accrued liabilities in the condensed consolidated balance sheets.

State of West Virginia vs. Cardinal Health, Inc.

Since June 2012, the West Virginia Attorney General has filed complaints against a number of pharmaceutical wholesale distributors, including us and Harvard Drug. The complaints, which were filed in the Circuit Court of Boone County, West Virginia, allege, among other things, that the distributors failed to maintain effective controls to guard against diversion of controlled substances in West Virginia, failed to report suspicious orders of controlled substances in accordance with the West Virginia Uniform Controlled Substances Act, and were negligent in distributing controlled substances to pharmacies that serve individuals who abuse controlled substances. The complaints seek, among other things, injunctive and other equitable relief and monetary damages. We are vigorously defending ourselves in this matter.

Antitrust Litigation Proceeds

We received and recognized income resulting from settlements of class action antitrust claims, in which we were a class member, of zero and $14 million during the three months ended March 31, 2016 and 2015, respectively, and $13 million and $14 million during the nine months ended March 31, 2016 and 2015, respectively.