Acquisitions - Pro Forma Condensed Consolidated Income Statement (Detail) - USD ($) $ / shares in Units, $ in Millions |
12 Months Ended | |
---|---|---|
Dec. 31, 2016 |
Dec. 31, 2015 |
|
Business Acquisition Pro Forma Information [Abstract] | ||
Net service revenue | $ 1,449.7 | $ 1,322.2 |
Operating income (loss) | 53.9 | (7.8) |
Net income (loss) | $ 35.0 | $ 0.4 |
Basic earnings (loss) per share | $ 1.04 | $ (0.01) |
Diluted earnings (loss) per share | $ 1.03 | $ (0.01) |