|
Selected Financial Information (Detail) (USD $)
In Millions, unless otherwise specified |
3 Months Ended | 6 Months Ended | ||
|---|---|---|---|---|
|
Jun. 30, 2014
|
Jun. 30, 2013
|
Jun. 30, 2014
|
Jun. 30, 2013
|
|
| Segment Reporting Information [Line Items] | ||||
| Revenue | $ 327.5 | $ 300.8 | $ 630.9 | $ 591.3 |
| Operating income (loss) | 32.4 | 39.5 | 67.2 | 83.6 |
|
U.S. Information Services
|
||||
| Segment Reporting Information [Line Items] | ||||
| Revenue | 206.8 | 187.9 | 400.9 | 371.6 |
| Operating income (loss) | 26.5 | 37.3 | 58.7 | 80.3 |
|
International
|
||||
| Segment Reporting Information [Line Items] | ||||
| Revenue | 63.2 | 61.3 | 117.4 | 117.0 |
| Operating income (loss) | 4.7 | 4.1 | 7.0 | 6.5 |
|
Interactive [Member]
|
||||
| Segment Reporting Information [Line Items] | ||||
| Revenue | 57.5 | 51.6 | 112.6 | 102.7 |
| Operating income (loss) | 20.3 | 15.9 | 39.4 | 31.3 |
|
Corporate
|
||||
| Segment Reporting Information [Line Items] | ||||
| Revenue | 0 | 0 | 0 | 0 |
| Operating income (loss) | $ (19.1) | $ (17.8) | $ (37.9) | $ (34.5) |