Subsequent Events	9 Months Ended
Sep. 30, 2017
Subsequent Events [Abstract]
Subsequent Events	Subsequent Events New Credit Facilities Senior Secured Credit Facility In October 2017, we entered into a new senior secured credit facility (the “Senior Secured Credit Facility”) with Wells Fargo Bank, National Association, as administrative agent, consisting of a $1 billion revolving credit facility and a $500 million term loan facility. Loans under the Senior Secured Credit Facility mature five years after the closing date (October 17, 2022) and interest rates float based on the Company's consolidated net leverage levels. The obligations under the Senior Secured Credit Facility are secured by a first-priority lien on all or substantially all of the assets of the Company and certain of its domestic subsidiaries, including a first-priority lien on equity interests of certain of the Company’s direct and indirect subsidiaries. The Company and certain of its domestic subsidiaries also guarantee the obligations under the Senior Secured Credit Facility. Senior Notes In October 2017, we issued at par ten-year senior unsecured notes (the "Senior Notes") in the aggregate principal amount of $600 million. The Senior Notes will mature on October 15, 2027, bearing an annual interest rate of 4.625%. The Senior Notes are general unsecured obligations guaranteed by certain of the Company’s existing and future U.S. subsidiaries, which are also guarantors under the Senior Secured Credit Facility. The Senior Notes have not been and will not be registered under the Securities Act of 1933 (the “Securities Act”) or the securities laws of any other jurisdiction and may not be offered or sold in the United States absent registration or an applicable exemption from registration requirements. The notes were offered in the United States only to persons reasonably believed to be qualified institutional buyers in reliance on the exception from registration set forth in Rule 144A under the Securities Act and outside the United States to non-U.S. persons pursuant to Regulation S under the Securities Act. The aggregate proceeds from the Senior Secured Credit Facility and the Senior Notes were used in part to repay the existing Revolving Facility, the existing term loan, certain other existing indebtedness and certain fees and expenses related to the closing of the transactions. Remaining net proceeds are expected to be used for working capital needs, capital expenditures, acquisitions and other general corporate purposes.

Subsequent Events

New Credit Facilities

Senior Secured Credit Facility

In October 2017, we entered into a new senior secured credit facility (the “Senior Secured Credit Facility”) with Wells Fargo Bank, National Association, as administrative agent, consisting of a $1 billion revolving credit facility and a $500 million term loan facility.

Loans under the Senior Secured Credit Facility mature five years after the closing date (October 17, 2022) and interest rates float based on the Company's consolidated net leverage levels. The obligations under the Senior Secured Credit Facility are secured by a first-priority lien on all or substantially all of the assets of the Company and certain of its domestic subsidiaries, including a first-priority lien on equity interests of certain of the Company’s direct and indirect subsidiaries. The Company and certain of its domestic subsidiaries also guarantee the obligations under the Senior Secured Credit Facility.

Senior Notes

In October 2017, we issued at par ten-year senior unsecured notes (the "Senior Notes") in the aggregate principal amount of $600 million. The Senior Notes will mature on October 15, 2027, bearing an annual interest rate of 4.625%. The Senior Notes are general unsecured obligations guaranteed by certain of the Company’s existing and future U.S. subsidiaries, which are also guarantors under the Senior Secured Credit Facility.

The Senior Notes have not been and will not be registered under the Securities Act of 1933 (the “Securities Act”) or the securities laws of any other jurisdiction and may not be offered or sold in the United States absent registration or an applicable exemption from registration requirements. The notes were offered in the United States only to persons reasonably believed to be qualified institutional buyers in reliance on the exception from registration set forth in Rule 144A under the Securities Act and outside the United States to non-U.S. persons pursuant to Regulation S under the Securities Act.

The aggregate proceeds from the Senior Secured Credit Facility and the Senior Notes were used in part to repay the existing Revolving Facility, the existing term loan, certain other existing indebtedness and certain fees and expenses related to the closing of the transactions. Remaining net proceeds are expected to be used for working capital needs, capital expenditures, acquisitions and other general corporate purposes.