| Schedule of assets and liabilities measured at fair value on a recurring basis |
|
|
|
|
|
|
Quoted Prices |
|
|
|
|
|
|
|
|
|
|
In Active |
|
Significant |
|
|
|
|
|
|
|
|
Markets for |
|
Other |
|
Significant |
|
|
|
|
Balance at |
|
Identical |
|
Observable |
|
Unobservable |
|
|
|
|
March 31, |
|
Assets |
|
Inputs |
|
Inputs |
|
|
In millions |
|
2012 |
|
Level 1 |
|
Level 2 |
|
Level 3 |
|
|
|
|
|
|
|
|
|
|
|
|
|
Cash and cash equivalents |
|
$ |
68.9 |
|
$ |
68.9 |
|
$ |
— |
|
$ |
— |
|
|
Short-term investments |
|
1.4 |
|
1.4 |
|
— |
|
— |
|
|
Total assets measured at fair value |
|
$ |
70.3 |
|
$ |
70.3 |
|
$ |
— |
|
$ |
— |
|
|
|
|
|
|
|
|
|
|
|
|
|
Contingent consideration |
|
$ |
5.0 |
|
$ |
— |
|
$ |
— |
|
$ |
5.0 |
|
|
Total liabilities measured at fair value |
|
$ |
5.0 |
|
$ |
— |
|
$ |
— |
|
$ |
5.0 |
|
|
|
|
|
|
Quoted Prices |
|
|
|
|
|
|
|
|
|
|
In Active |
|
Significant |
|
|
|
|
|
|
|
|
Markets for |
|
Other |
|
Significant |
|
|
|
|
Balance at |
|
Identical |
|
Observable |
|
Unobservable |
|
|
|
|
December 31, |
|
Assets |
|
Inputs |
|
Inputs |
|
|
In millions |
|
2011 |
|
Level 1 |
|
Level 2 |
|
Level 3 |
|
|
|
|
|
|
|
|
|
|
|
|
|
Cash and cash equivalents |
|
$ |
74.7 |
|
$ |
74.7 |
|
$ |
— |
|
$ |
— |
|
|
Short-term investments |
|
0.6 |
|
0.6 |
|
— |
|
— |
|
|
Total assets measured at fair value |
|
$ |
75.3 |
|
$ |
75.3 |
|
$ |
— |
|
$ |
— |
|
|
|
|
|
|
|
|
|
|
|
|
|
Contingent consideration |
|
$ |
5.2 |
|
$ |
— |
|
$ |
— |
|
$ |
5.2 |
|
|
Total liabilities measured at fair value |
|
$ |
5.2 |
|
$ |
— |
|
$ |
— |
|
$ |
5.2 |
| |
|