|
Income Taxes Components of Deferred Tax asset/ liability (Textual) (Details) (USD $)
In Millions, unless otherwise specified
|
12 Months Ended |
|
Dec. 31, 2013
|
| Components of deferred tax assets and liabilities [Line Items] |
|
| Undistributed Earnings of Foreign Subsidiaries |
$ 10.8 |
|
State and Local Jurisdiction [Member]
|
|
| Components of deferred tax assets and liabilities [Line Items] |
|
| Operating Loss Carryforwards |
85.7 |
| Operating Loss Carryforwards, Expiration Dates |
2033 |
|
State and Local Jurisdiction [Member] | Research Tax Credit Carryforward [Member]
|
|
| Components of deferred tax assets and liabilities [Line Items] |
|
| Tax Credit Carryforward, Amount |
15.3 |
| Tax Credit Carryforward, Expiration Date |
2033 |
|
Domestic Tax Authority [Member]
|
|
| Components of deferred tax assets and liabilities [Line Items] |
|
| Operating Loss Carryforwards |
199.6 |
| Operating Loss Carryforwards, Expiration Dates |
2033 |
|
Domestic Tax Authority [Member] | Research Tax Credit Carryforward [Member]
|
|
| Components of deferred tax assets and liabilities [Line Items] |
|
| Tax Credit Carryforward, Amount |
$ 11.4 |
| Tax Credit Carryforward, Expiration Date |
2033 |