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Stock-Based Compensation And Other Benefit Plans (Tables) | 12 Months Ended
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Dec. 31, 2017
Stock-Based Compensation And Other Benefit Plans [Abstract] |
Stock Option Valuation Assumptions |
﻿ |  |  |  |  |  |  |  |  |
﻿ | Year Ended December 31,
﻿ | 2017 |  | 2016 |  |  | 2015
﻿Weighted average exercise price - ($/share) | $ | 0.99 |  | $ | 1.14 |  | $ | 4.41 |
﻿Expected life in years |  | 3.2 |  |  | 3.0 |  |  | 2.5 |
﻿Average expected volatility |  | 73 | % |  | 71 | % |  | 61 | %
﻿Risk-free interest rate |  | 1.51 | % |  | 1.10 | % |  | 0.88 | %
﻿Weighted average grant date fair value - ($/share) | $ | 0.49 |  | $ | 0.49 |  | $ | 1.65 |
﻿
Stock Option Activity |
﻿ |  |  |  |  |  |  |  |  |  |  |
﻿ |  | Number of Shares Underlying Options |  | Weighted Average Exercise Price Per Share |  |  | Weighted Average Remaining Contractual Term |  |  | Aggregate Intrinsic Value
﻿ |  | (in thousands) |  |  |  |  |  | (in years) |  |  | (in thousands)
﻿Outstanding at January 1, 2017 |  | 2,644 |  | $ | 3.92 |  |  |  |  |  |
﻿Granted |  | 1,629 |  |  | 0.99 |  |  |  |  |  |
﻿Exercised |  | (37) |  |  | 1.04 |  |  |  |  |  |
﻿Forfeited/expired |  | (1,639) |  |  | 4.48 |  |  |  |  |  |
﻿Outstanding at December 31, 2017 |  | 2,597 |  |  | 1.77 |  |  | 3.53 |  | $ | —
﻿Exercisable at December 31, 2017 |  | 1,506 |  |  | 2.30 |  |  | 3.28 |  | $ | —
﻿
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 |  | 426 |  |  | 0.98 |  |  |  |  |  |
﻿Awards vested |  | (297) |  |  | 1.12 |  |  |  |  |  |
﻿Awards forfeited |  | (41) |  |  | 1.00 |  |  |  |  |  |
﻿Non-vested shares outstanding at December 31, 2017 |  | 340 |  |  | 1.10 |  |  |  |  |  |
﻿
SAR Activity |
﻿ |  |  |  |  |  |  |  |  |  |
﻿ |  | Number of Shares Underlying SARs |  | Weighted Average Exercise Price Per Share |  | Term |  |  | Value
﻿ |  | (in thousands) |  |  |  |  | (in years) |  |  | (in thousands)
﻿Outstanding at January 1, 2017 |  | 180 |  | $ | 1.04 |  |  |  |  |
﻿Granted |  | 1,049 |  |  | 1.20 |  |  |  |  |
﻿Exercised |  | — |  |  | — |  |  |  |  |
﻿Forfeited/expired |  | (153) |  |  | 1.20 |  |  |  |  |
﻿Outstanding at December 31, 2017 |  | 1,076 |  |  | 1.17 |  | 3.21 |  | $ | —
﻿Exercisable at December 31, 2017 |  | 60 |  |  | 1.04 |  | 3.21 |  | $ | —
﻿

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- Definition Tabular disclosure of the number and weighted-average grant date fair value for restricted stock units that were outstanding at the beginning and end of the year, and the number of restricted stock units that were granted, vested, or forfeited during the year. + 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)(1) -URI http://asc.fasb.org/extlink&oid=96867065&loc=d3e5070-113901 + Details
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- Definition Tabular disclosure of the number and weighted-average exercise prices (or conversion ratios) for stock appreciation rights awards that were outstanding at the beginning and end of the year, and the number of stock appreciation rights awards that were granted, exercised or converted, forfeited, and expired during the year. + 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)(1) -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 Tabular disclosure of the significant assumptions used during the year to estimate the fair value of stock options, including, but not limited to: (a) expected term of share options and similar instruments, (b) expected volatility of the entity's shares, (c) expected dividends, (d) risk-free rate(s), and (e) discount for post-vesting restrictions. + 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 (f)(2) -URI http://asc.fasb.org/extlink&oid=96867065&loc=d3e5070-113901 + Details
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