| Marketable Securities |
|
Marketable security |
|
Fair value measurement level |
|
Market
value |
|
|
Cost
basis |
|
|
Unrealized
gain (loss) |
|
|
|
|
|
|
(In millions) |
|
|
December 31, 2015: |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
Valhi common stock |
|
1 |
|
$ |
2.3 |
|
|
$ |
3.2 |
|
|
$ |
(.9 |
) |
|
NL and CompX common stocks |
|
1 |
|
|
.1 |
|
|
|
.1 |
|
|
|
- |
|
|
Total |
|
|
|
$ |
2.4 |
|
|
$ |
3.3 |
|
|
$ |
(.9 |
) |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
December 31, 2016: |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
Valhi common stock |
|
1 |
|
$ |
5.9 |
|
|
$ |
3.2 |
|
|
$ |
2.7 |
|
|
NL and CompX common stocks |
|
1 |
|
|
.1 |
|
|
|
.1 |
|
|
|
- |
|
|
Total |
|
|
|
$ |
6.0 |
|
|
$ |
3.3 |
|
|
$ |
2.7 |
|
|