Goodwill

12 Months Ended

Dec. 31, 2017

Goodwill and Intangible Assets Disclosure [Abstract]

Goodwill

Note 8. Goodwill

The following table presents the change in goodwill from December 31, 2016 through December 31, 2017 (in thousands):

Balance as of December 31, 2016	$	1,923,480
Goodwill recorded in connection with acquisitions		7,596
Balance as of December 31, 2017	$	1,931,076