Income Taxes (Narrative) (Details) - USD ($) |
3 Months Ended | ||
|---|---|---|---|
Mar. 31, 2020 |
Mar. 31, 2019 |
Dec. 31, 2019 |
|
| Operating Loss Carryforwards [Line Items] | |||
| Provision for Income Taxes | |||
| Operating loss carry-forward | 157,964,000 | $ 156,586,000 | |
| Federal And State [Member] | |||
| Operating Loss Carryforwards [Line Items] | |||
| Provision for Income Taxes | $ 0 | $ 0 | |
| X | ||||||||||
- Definition Amount of current income tax expense (benefit) and deferred income tax expense (benefit) pertaining to continuing operations. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
|
| X | ||||||||||
- Definition Amount of operating loss carryforward, before tax effects, available to reduce future taxable income under enacted tax laws. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
|
| X | ||||||||||
- Definition Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table. No definition available.
|
| X | ||||||||||
- Details
|