Borrowings	9 Months Ended
Sep. 30, 2016
Debt Disclosure [Abstract]
Borrowings	Borrowings On May 16, 2016, the Company issued $1.75 billion aggregate principal amount of 2.125% unsecured senior notes due June 1, 2021 and $1.75 billion aggregate principal amount of 2.875% unsecured senior notes due June 1, 2026 (collectively, the "2016 Notes") for total proceeds of approximately $3.5 billion, net of discounts and underwriting fees. The 2016 Notes pay interest semi-annually and may be redeemed, in whole at any time, or in part from time to time, at the Company's option at a defined redemption price plus accrued and unpaid interest to the redemption date. The net proceeds of the 2016 Notes were used for general corporate purposes and to repay certain corporate debt. On May 16, 2016, the Company announced tender offers for (1) any and all of its 5.75% Senior Notes due 2017, its 6.60% Senior Notes due 2019 and its 4.75% Senior Notes due 2020 (collectively, the “Any and All Notes”) and (2) up to $1.5 billion aggregate principal amount of its 6.25% Senior Notes due 2027, its 6.125% Senior Notes due 2039, its 5.75% Senior Notes due 2041, the 5.00% Senior Notes due 2024 issued by its wholly-owned subsidiary, Omnicare, Inc. (“Omnicare”), the 4.75% Senior Notes due 2022 issued by Omnicare, its 4.875% Senior Notes due 2035 and its 3.875% Senior Notes due 2025 (collectively, the “Maximum Tender Offer Notes” and together with the Any and All Notes, the “Notes”). On May 31, 2016, the Company increased the aggregate principal amount of the tender offers for the Maximum Tender Offer Notes to $2.25 billion. The Company purchased approximately $835 million aggregate principal amount of the Any and All Notes and $2.25 billion aggregate principal amount of the Maximum Tender Offer Notes pursuant to the tender offers, which expired on June 13, 2016. The Company paid a premium of $486 million in excess of the debt principal in connection with the purchase of the Notes, wrote off $50 million of unamortized deferred financing costs and incurred $6 million in fees, for a total loss on the early extinguishment of debt of $542 million which was recorded in income from continuing operations in the condensed consolidated statements of income for the nine months ended September 30, 2016. On June 27, 2016, the Company notified the holders of the remaining Any and All Notes that the Company was exercising its option to redeem the outstanding Any and All Notes pursuant to the terms of the Any and All Notes and the Indenture dated as of August 15, 2006, between the Company and The Bank of New York Mellon Trust Company, N.A. Approximately $1.1 billion aggregate principal amount of Any and All Notes was redeemed on July 27, 2016. The Company paid a premium of $97 million in excess of the debt principal and wrote off $4.0 million of unamortized deferred financing costs, for a total loss on early extinguishment of debt of $101 million during the three months ended September 30, 2016. The Company recorded a total loss on the early extinguishment of debt of $643 million which was recorded in the income from continuing operations in the condensed statements of income for the nine months ended September 30, 2016.

Borrowings

On May 16, 2016, the Company issued $1.75 billion aggregate principal amount of 2.125% unsecured senior notes due June 1, 2021 and $1.75 billion aggregate principal amount of 2.875% unsecured senior notes due June 1, 2026 (collectively, the "2016 Notes") for total proceeds of approximately $3.5 billion, net of discounts and underwriting fees. The 2016 Notes pay interest semi-annually and may be redeemed, in whole at any time, or in part from time to time, at the Company's option at a defined redemption price plus accrued and unpaid interest to the redemption date. The net proceeds of the 2016 Notes were used for general corporate purposes and to repay certain corporate debt.

On May 16, 2016, the Company announced tender offers for (1) any and all of its 5.75% Senior Notes due 2017, its 6.60% Senior Notes due 2019 and its 4.75% Senior Notes due 2020 (collectively, the “Any and All Notes”) and (2) up to $1.5 billion aggregate principal amount of its 6.25% Senior Notes due 2027, its 6.125% Senior Notes due 2039, its 5.75% Senior Notes due 2041, the 5.00% Senior Notes due 2024 issued by its wholly-owned subsidiary, Omnicare, Inc. (“Omnicare”), the 4.75% Senior Notes due 2022 issued by Omnicare, its 4.875% Senior Notes due 2035 and its 3.875% Senior Notes due 2025 (collectively, the “Maximum Tender Offer Notes” and together with the Any and All Notes, the “Notes”). On May 31, 2016, the Company increased the aggregate principal amount of the tender offers for the Maximum Tender Offer Notes to $2.25 billion. The Company purchased approximately $835 million aggregate principal amount of the Any and All Notes and $2.25 billion aggregate principal amount of the Maximum Tender Offer Notes pursuant to the tender offers, which expired on June 13, 2016. The Company paid a premium of $486 million in excess of the debt principal in connection with the purchase of the Notes, wrote off $50 million of unamortized deferred financing costs and incurred $6 million in fees, for a total loss on the early extinguishment of debt of $542 million which was recorded in income from continuing operations in the condensed consolidated statements of income for the nine months ended September 30, 2016.

On June 27, 2016, the Company notified the holders of the remaining Any and All Notes that the Company was exercising its option to redeem the outstanding Any and All Notes pursuant to the terms of the Any and All Notes and the Indenture dated as of August 15, 2006, between the Company and The Bank of New York Mellon Trust Company, N.A. Approximately $1.1 billion aggregate principal amount of Any and All Notes was redeemed on July 27, 2016. The Company paid a premium of $97 million in excess of the debt principal and wrote off $4.0 million of unamortized deferred financing costs, for a total loss on early extinguishment of debt of $101 million during the three months ended September 30, 2016.

The Company recorded a total loss on the early extinguishment of debt of $643 million which was recorded in the income from continuing operations in the condensed statements of income for the nine months ended September 30, 2016.