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Stock-Based Compensation (Tables) | 9 Months Ended
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Sep. 30, 2017
Share Based Compensation Arrangement By Share Based Payment Award [Line Items] |
Stock Option Activity |
﻿ |  |  |  |  |
﻿ |  | Number of Shares Underlying Options |  | Weighted Average Exercise Price Per Share
﻿ |  | (in thousands) |  |  |
﻿Outstanding at January 1, 2017 |  | 2,644 |  | $ | 3.92
﻿Granted |  | 1,550 |  |  | 0.99
﻿Exercised |  | (37) |  |  | 1.04
﻿Forfeited/expired |  | (1,202) |  |  | 4.63
﻿Outstanding at September 30, 2017 |  | 2,955 |  |  | 2.13
﻿
Restricted Stock [Member] |
Share Based Compensation Arrangement By Share Based Payment Award [Line Items] |
Summary of Non Vested Awards |
﻿ |  |  |  |  |
﻿ |  | Restricted Stock |  | Weighted Average Grant Price
﻿ |  | (in thousands) |  |  |
﻿Non-vested shares outstanding at January 1, 2017 |  | 252 |  | $ | 1.31
﻿Awards granted |  | 386 |  |  | 0.98
﻿Awards vested |  | (235) |  |  | 1.12
﻿Awards forfeited |  | (41) |  |  | 1.00
﻿Non-vested shares outstanding at September 30, 2017 |  | 362 |  |  | 1.12
﻿
Stock Appreciation Rights (SARs) [Member] |
Share Based Compensation Arrangement By Share Based Payment Award [Line Items] |
Summary of Non Vested Awards |
﻿ |  |  |  |  |
﻿ |  | Number of Shares Underlying SARs |  | Weighted Average Exercise Price Per Share
﻿ |  | (in thousands) |  |  |
﻿Outstanding at January 1, 2017 |  | 180 |  | $ | 1.04
﻿Granted |  | 1,050 |  |  | 1.20
﻿Forfeited/expired |  | (153) |  |  | 1.20
﻿Outstanding at September 30, 2017 |  | 1,077 |  |  | 1.17
﻿

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- Definition Tabular disclosure of the changes in outstanding nonvested shares. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (c)(2) -URI http://asc.fasb.org/extlink&oid=96867065&loc=d3e5070-113901 + Details
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- Definition Tabular disclosure for stock option plans. Includes, but is not limited to, outstanding awards at beginning and end of year, grants, exercises, forfeitures, and weighted-average grant date fair value. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (d) -URI http://asc.fasb.org/extlink&oid=96867065&loc=d3e5070-113901 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (e) -URI http://asc.fasb.org/extlink&oid=96867065&loc=d3e5070-113901 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (c)(1) -URI http://asc.fasb.org/extlink&oid=96867065&loc=d3e5070-113901 + Details
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- 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. + References No definition available. + Details
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