Contractual Commitments, Contingencies and Off-Balance Sheet Arrangements	6 Months Ended
Dec. 31, 2016
Commitments and Contingencies Disclosure [Abstract]
Contractual Commitments, Contingencies and Off-Balance Sheet Arrangements	CONTRACTUAL COMMITMENTS, CONTINGENCIES AND OFF-BALANCE SHEET ARRANGEMENTS Data Center Agreements In March 2010, the Company and International Business Machines Corporation (“IBM”) entered into an Information Technology Services Agreement (the “IT Services Agreement”), under which IBM provides certain aspects of the Company’s information technology infrastructure. Under the IT Services Agreement, IBM provides a broad range of technology services to the Company including supporting its mainframe, midrange, open systems, network and data center operations, as well as providing disaster recovery services. The Company has the option of incorporating additional services into the agreement over time. The migration of data center processing to IBM was completed in August 2012. The IT Services Agreement would have expired on June 30, 2022. In March 2015, the Company signed a two-year extension to the IT Services Agreement which expires on June 30, 2024. The Company has the right to renew the term of the IT Services Agreement for up to one additional 12-month term. Commitments remaining under this agreement at December 31, 2016 are $422.2 million through fiscal year 2024, the final year of the contract. In March 2014, the Company and IBM United Kingdom Limited (“IBM UK”) entered into an Information Technology Services Agreement (the “EU IT Services Agreement”), under which IBM UK provides data center services supporting the Company’s technology outsourcing services for certain clients in Europe and Asia. The EU IT Services Agreement expires in October 2023. The Company has the right to renew the initial term of the EU IT Services Agreement for up to one additional 12-month term or one additional 24-month term. Commitments remaining under this agreement at December 31, 2016 are $27.3 million through fiscal year 2024, the final year of the contract. Equity Method Investment The Company contributed $3.0 million to an equity method investment during the six months ended December 31, 2016, and has no remaining commitment to fund this investment at December 31, 2016. Purchase of Intellectual Property As discussed in Note 6, “Acquisitions,” the Company expects to pay $40.0 million to an affiliate of Inveshare by September 2018 upon delivery of certain new blockchain technology applications. Other In the normal course of business, the Company is subject to various claims and litigation. While the outcome of any claim or litigation is inherently unpredictable, the Company believes that the ultimate resolution of these matters will not, individually or in the aggregate, result in a material impact on its financial condition, results of operations or cash flows. As of December 31, 2016, the Company had an outstanding letter of credit for $1.6 million. This letter of credit was issued in May 2007 to guarantee certain claim payments to a third-party insurance company in the event the Company does not pay its portion of the claims. No amounts were drawn on this letter of credit. It is not the Company’s business practice to enter into off-balance sheet arrangements. However, the Company is exposed to market risk from changes in foreign currency exchange rates that could impact its financial position, results of operations, and cash flows. The Company manages its exposure to these market risks through its regular operating and financing activities and, when deemed appropriate, through the use of derivative financial instruments. The Company may use derivative financial instruments as risk management tools and not for trading purposes. The Company was not a party to any derivative financial instruments at December 31, 2016 or at June 30, 2016. In the normal course of business, the Company also enters into contracts in which it makes representations and warranties that relate to the performance of the Company’s products and services. The Company does not expect any material losses related to such representations and warranties, or collateral arrangements. Our business process outsourcing and mutual fund processing services are performed by Broadridge Business Process Outsourcing, LLC (“BBPO”), a wholly-owned indirect subsidiary, which is a broker-dealer registered with the Securities and Exchange Commission and a member of the Financial Industry Regulatory Authority, Inc. (“FINRA”). Although BBPO’s FINRA membership agreement allows it to engage in clearing and the retailing of corporate securities in addition to mutual fund retailing on a wire order basis, BBPO does not clear customer transactions or carry customer accounts. As a registered broker-dealer and member of FINRA, BBPO is subject to the Uniform Net Capital Rule 15c3-1 of the Securities Exchange Act of 1934, as amended (“Rule 15c3-1”), which requires BBPO to maintain a minimum amount of net capital. At December 31, 2016, BBPO was in compliance with this capital requirement. BBPO, as a “Managing Clearing Member” of the Options Clearing Corporation (the “OCC”), is also subject to OCC Rule 309(b) with respect to the business process outsourcing services that it provides to other OCC “Managed Clearing Member” broker-dealers. OCC Rule 309(b) requires that BBPO maintain a minimum amount of net capital. At December 31, 2016, BBPO was in compliance with this capital requirement. In addition, Matrix Trust Company, a wholly-owned indirect subsidiary, is a Colorado State non-depository trust company and National Securities Clearing Corporation trust member, whose primary business is to provide cash agent, custodial and directed or non-discretionary trust services to institutional customers. As a result, Matrix Trust Company is subject to various regulatory capital requirements administered by the Colorado Division of Banking and other state regulators where it does business, as well as the National Securities Clearing Corporation. Specific capital requirements that involve quantitative measures of assets, liabilities, and certain off-balance sheet items, when applicable, must be met. At December 31, 2016, Matrix Trust Company was in compliance with its capital requirements.

CONTRACTUAL COMMITMENTS, CONTINGENCIES AND OFF-BALANCE SHEET ARRANGEMENTS

Data Center Agreements

In March 2010, the Company and International Business Machines Corporation (“IBM”) entered into an Information Technology Services Agreement (the “IT Services Agreement”), under which IBM provides certain aspects of the Company’s information technology infrastructure. Under the IT Services Agreement, IBM provides a broad range of technology services to the Company including supporting its mainframe, midrange, open systems, network and data center operations, as well as providing disaster recovery services. The Company has the option of incorporating additional services into the agreement over time. The migration of data center processing to IBM was completed in August 2012. The IT Services Agreement would have expired on June 30, 2022. In March 2015, the Company signed a two-year extension to the IT Services Agreement which expires on June 30, 2024. The Company has the right to renew the term of the IT Services Agreement for up to one additional 12-month term. Commitments remaining under this agreement at December 31, 2016 are $422.2 million through fiscal year 2024, the final year of the contract.

In March 2014, the Company and IBM United Kingdom Limited (“IBM UK”) entered into an Information Technology Services Agreement (the “EU IT Services Agreement”), under which IBM UK provides data center services supporting the Company’s technology outsourcing services for certain clients in Europe and Asia. The EU IT Services Agreement expires in October 2023. The Company has the right to renew the initial term of the EU IT Services Agreement for up to one additional 12-month term or one additional 24-month term. Commitments remaining under this agreement at December 31, 2016 are $27.3 million through fiscal year 2024, the final year of the contract.

Equity Method Investment

The Company contributed $3.0 million to an equity method investment during the six months ended December 31, 2016, and has no remaining commitment to fund this investment at December 31, 2016.

Purchase of Intellectual Property

As discussed in Note 6, “Acquisitions,” the Company expects to pay $40.0 million to an affiliate of Inveshare by September 2018 upon delivery of certain new blockchain technology applications.

Other

In the normal course of business, the Company is subject to various claims and litigation. While the outcome of any claim or litigation is inherently unpredictable, the Company believes that the ultimate resolution of these matters will not, individually or in the aggregate, result in a material impact on its financial condition, results of operations or cash flows.

As of December 31, 2016, the Company had an outstanding letter of credit for $1.6 million. This letter of credit was issued in May 2007 to guarantee certain claim payments to a third-party insurance company in the event the Company does not pay its portion of the claims. No amounts were drawn on this letter of credit.

It is not the Company’s business practice to enter into off-balance sheet arrangements. However, the Company is exposed to market risk from changes in foreign currency exchange rates that could impact its financial position, results of operations, and cash flows. The Company manages its exposure to these market risks through its regular operating and financing activities and, when deemed appropriate, through the use of derivative financial instruments. The Company may use derivative financial instruments as risk management tools and not for trading purposes. The Company was not a party to any derivative financial instruments at December 31, 2016 or at June 30, 2016.

In the normal course of business, the Company also enters into contracts in which it makes representations and warranties that relate to the performance of the Company’s products and services. The Company does not expect any material losses related to such representations and warranties, or collateral arrangements.

Our business process outsourcing and mutual fund processing services are performed by Broadridge Business Process Outsourcing, LLC (“BBPO”), a wholly-owned indirect subsidiary, which is a broker-dealer registered with the Securities and Exchange Commission and a member of the Financial Industry Regulatory Authority, Inc. (“FINRA”). Although BBPO’s FINRA membership agreement allows it to engage in clearing and the retailing of corporate securities in addition to mutual fund retailing on a wire order basis, BBPO does not clear customer transactions or carry customer accounts. As a registered broker-dealer and member of FINRA, BBPO is subject to the Uniform Net Capital Rule 15c3-1 of the Securities Exchange Act of 1934, as amended (“Rule 15c3-1”), which requires BBPO to maintain a minimum amount of net capital. At December 31, 2016, BBPO was in compliance with this capital requirement.

BBPO, as a “Managing Clearing Member” of the Options Clearing Corporation (the “OCC”), is also subject to OCC Rule 309(b) with respect to the business process outsourcing services that it provides to other OCC “Managed Clearing Member” broker-dealers. OCC Rule 309(b) requires that BBPO maintain a minimum amount of net capital. At December 31, 2016, BBPO was in compliance with this capital requirement.

In addition, Matrix Trust Company, a wholly-owned indirect subsidiary, is a Colorado State non-depository trust company and National Securities Clearing Corporation trust member, whose primary business is to provide cash agent, custodial and directed or non-discretionary trust services to institutional customers. As a result, Matrix Trust Company is subject to various regulatory capital requirements administered by the Colorado Division of Banking and other state regulators where it does business, as well as the National Securities Clearing Corporation. Specific capital requirements that involve quantitative measures of assets, liabilities, and certain off-balance sheet items, when applicable, must be met. At December 31, 2016, Matrix Trust Company was in compliance with its capital requirements.