|
Goodwill and Other Intangibles (Details (USD $)
|
3 Months Ended |
12 Months Ended |
|
Mar. 31, 2015
|
Mar. 31, 2014
|
Dec. 31, 2014
|
| Intangible assets |
|
|
|
| Goodwill, Period Increase (Decrease) |
$ 0 |
|
$ 0 |
| Gross Carrying Amount |
62,500,000 |
|
62,500,000 |
| Accumulated Amortization |
(22,100,000) |
|
(19,500,000) |
| Net Carrying Amount |
40,400,000 |
|
43,000,000 |
| Amortization of intangible assets |
2,600,000 |
2,500,000 |
|
| Technology |
|
|
|
| Intangible assets |
|
|
|
| Gross Carrying Amount |
27,200,000 |
|
27,200,000 |
| Accumulated Amortization |
(12,100,000) |
|
(10,600,000) |
| Net Carrying Amount |
15,100,000 |
|
16,600,000 |
| Technology | Minimum |
|
|
|
| Intangible assets |
|
|
|
| Useful Life (in years) |
3 years |
|
|
| Technology | Maximum |
|
|
|
| Intangible assets |
|
|
|
| Useful Life (in years) |
5 years |
|
|
| Customer Relationships |
|
|
|
| Intangible assets |
|
|
|
| Gross Carrying Amount |
27,000,000 |
|
27,000,000 |
| Accumulated Amortization |
(4,000,000) |
|
(3,400,000) |
| Net Carrying Amount |
23,000,000 |
|
23,600,000 |
| Customer Relationships | Minimum |
|
|
|
| Intangible assets |
|
|
|
| Useful Life (in years) |
10 years |
|
|
| Customer Relationships | Maximum |
|
|
|
| Intangible assets |
|
|
|
| Useful Life (in years) |
12 years |
|
|
| Trademarks |
|
|
|
| Intangible assets |
|
|
|
| Useful Life (in years) |
3 years |
|
|
| Gross Carrying Amount |
5,600,000 |
|
5,600,000 |
| Accumulated Amortization |
(3,800,000) |
|
(3,400,000) |
| Net Carrying Amount |
1,800,000 |
|
2,200,000 |
| FCC licenses and other |
|
|
|
| Intangible assets |
|
|
|
| Gross Carrying Amount |
2,700,000 |
|
2,700,000 |
| Accumulated Amortization |
(2,200,000) |
|
(2,100,000) |
| Net Carrying Amount |
$ 500,000 |
|
$ 600,000 |
| FCC licenses and other | Minimum |
|
|
|
| Intangible assets |
|
|
|
| Useful Life (in years) |
2 years |
|
|
| FCC licenses and other | Maximum |
|
|
|
| Intangible assets |
|
|
|
| Useful Life (in years) |
20 years |
|
|