Fair Value Measurement	6 Months Ended
Fair Value Measurement	Jun. 30, 2018
Fair Value Measurement
Fair Value Measurement	Note 3 — Fair Value Measurement Refer to Note 2 of the Company’s audited financial statements for the year ended December 31, 2017, which is included as Exhibit 13.1 to the Company’s Annual Report on Form 10-K for the year ended December 31, 2017, as filed with the SEC, for a discussion regarding fair value measurement. The Company had no transfers between Level 1, Level 2 or Level 3 assets during the six months ended June 30, 2018 and 2017. As of June 30, 2018, the Company had recorded goodwill in the amount of $4.1 billion. The Company performed its annual impairment testing of its goodwill balance as of May 31, 2018, and this test did not indicate any impairment. The fair value of the reporting units substantially exceeds their carrying value.

The entire disclosure for the fair value of financial instruments (as defined), including financial assets and financial liabilities (collectively, as defined), and the measurements of those instruments as well as disclosures related to the fair value of non-financial assets and liabilities. Such disclosures about the financial instruments, assets, and liabilities would include: (1) the fair value of the required items together with their carrying amounts (as appropriate); (2) for items for which it is not practicable to estimate fair value, disclosure would include: (a) information pertinent to estimating fair value (including, carrying amount, effective interest rate, and maturity, and (b) the reasons why it is not practicable to estimate fair value; (3) significant concentrations of credit risk including: (a) information about the activity, region, or economic characteristics identifying a concentration, (b) the maximum amount of loss the entity is exposed to based on the gross fair value of the related item, (c) policy for requiring collateral or other security and information as to accessing such collateral or security, and (d) the nature and brief description of such collateral or security; (4) quantitative information about market risks and how such risks are managed; (5) for items measured on both a recurring and nonrecurring basis information regarding the inputs used to develop the fair value measurement; and (6) for items presented in the financial statement for which fair value measurement is elected: (a) information necessary to understand the reasons for the election, (b) discussion of the effect of fair value changes on earnings, (c) a description of [similar groups] items for which the election is made and the relation thereof to the balance sheet, the aggregate carrying value of items included in the balance sheet that are not eligible for the election; (7) all other required (as defined) and desired information.