Goodwill

12 Months Ended

Dec. 31, 2016

Goodwill And Intangible Assets Disclosure [Abstract]

Goodwill

4. Goodwill

Goodwill represents the excess of costs of an acquired business over the fair value of the assets acquired, less liabilities assumed. The Company conducts an impairment test of goodwill at least annually. The Company’s 2016 impairment test did not result in an impairment charge. As of December 31, 2016 and 2015, $138.4 million was recorded as goodwill on the Consolidated Balance Sheets.