Consolidated Statements of Stockholders' Equity - USD ($) |
Common Stock [Member]
2016 Equity Offering [Member]
|
Common Stock [Member] |
Treasury Stock [Member] |
Additional Paid-in Capital [Member]
2016 Equity Offering [Member]
|
Additional Paid-in Capital [Member]
ATM [Member]
|
Additional Paid-in Capital [Member] |
Retained Earnings [Member] |
AOCI Attributable to Parent [Member] |
Total |
---|---|---|---|---|---|---|---|---|---|
Total stockholders' equity | $ 17,000 | $ (14,334,000) | $ 134,339,000 | $ (99,896,000) | $ 16,000 | ||||
Beginning balance (in shares) at Dec. 31, 2014 | 1,656,000 | 120,000 | |||||||
Beginning balance at Dec. 31, 2014 | $ 17,000 | $ (14,334,000) | 134,339,000 | (99,896,000) | 16,000 | ||||
Common stock issued (in shares) | 132,000 | ||||||||
Common stock issued | $ 1,000 | $ 451,000 | 2,000 | ||||||
Restricted stock issued (in shares) | 87,000 | ||||||||
Restricted stock issued | $ 1,000 | $ 6,110,000 | (9,000) | ||||||
Restricted stock forfeited (in shares) | (5,000) | ||||||||
Restricted stock forfeited | |||||||||
Ending balance (in shares) at Dec. 31, 2015 | 1,870,000 | 104,000 | |||||||
Ending balance at Dec. 31, 2015 | $ 19,000 | $ (8,432,000) | 132,690,000 | (111,252,000) | 13,000 | $ 13,038,000 | |||
Treasury stock reissued (in shares) | (50,000) | ||||||||
Treasury stock purchased (in shares) | 34,000 | ||||||||
Treasury stock purchased | $ (208,000) | ||||||||
Treasury stock reissued | (6,110,000) | ||||||||
Stock-based compensation expense | 4,017,000 | ||||||||
Net loss | (11,356,000) | (11,356,000) | |||||||
Unrealized holding loss on available-for-sale securities, net | (3,000) | (3,000) | |||||||
Total stockholders' equity | 19,000 | (8,432,000) | 132,690,000 | (111,252,000) | 13,000 | 13,038,000 | |||
Total stockholders' equity | $ 19,000 | (8,432,000) | 132,690,000 | (111,252,000) | 13,000 | $ 13,038,000 | |||
Common stock issued (in shares) | 200,000 | ||||||||
Common stock issued | $ 2,000 | $ 857,000 | |||||||
Exercise of warrants (in shares) | 160,000 | ||||||||
Exercise of warrants | $ 1,000 | 15 | |||||||
Restricted stock issued (in shares) | |||||||||
Restricted stock issued | $ 6,789,000 | ||||||||
Restricted stock forfeited (in shares) | 0 | ||||||||
Restricted stock forfeited | |||||||||
Ending balance (in shares) at Dec. 31, 2016 | 2,230,000 | 54,000 | |||||||
Ending balance at Dec. 31, 2016 | $ 22,000 | $ (1,643,000) | 127,736,000 | (119,584,000) | $ 6,531,000 | ||||
Treasury stock reissued (in shares) | (50,000) | ||||||||
Treasury stock purchased (in shares) | |||||||||
Issuance of warrants | 832,000 | ||||||||
Treasury stock reissued | (6,789,000) | ||||||||
Stock-based compensation expense | 131,000 | ||||||||
Net loss | (8,332,000) | (8,332,000) | |||||||
Unrealized holding loss on available-for-sale securities, net | |||||||||
Realized loss, net of tax | (13,000) | ||||||||
Total stockholders' equity | 19,000 | $ (8,432,000) | 132,690,000 | (111,252,000) | 13,000 | 6,531,000 | |||
Total stockholders' equity | $ 22,000 | $ (1,643,000) | $ 127,736,000 | $ (119,584,000) | $ 6,531,000 |
X | ||||||||||
- Definition Number of stock issued during the period from the exercise of warrants. No definition available.
|
X | ||||||||||
- Definition Equity impact of the value of new stock issued during the period from the exercise of warrants. No definition available.
|
X | ||||||||||
- Definition This element represents the amount of recognized equity-based compensation during the period, that is, the amount recognized as expense in the income statement (or as asset if compensation is capitalized). Alternate captions include the words "stock-based compensation". Reference 1: http://www.xbrl.org/2003/role/presentationRef
|
X | ||||||||||
- Definition Amount of increase in additional paid in capital (APIC) resulting from the issuance of warrants. Includes allocation of proceeds of debt securities issued with detachable stock purchase warrants. Reference 1: http://www.xbrl.org/2003/role/presentationRef
|
X | ||||||||||
- Definition The portion of profit or loss for the period, net of income taxes, which is attributable to the parent. Reference 1: http://www.xbrl.org/2003/role/presentationRef
|
X | ||||||||||
- Definition Amount after tax, before reclassification adjustments, of unrealized holding gain (loss) on available-for-sale securities. Reference 1: http://www.xbrl.org/2003/role/presentationRef
|
X | ||||||||||
- Definition The net realized gains or losses on investments during the period, not including gains or losses on securities separately or otherwise categorized as trading, available-for-sale, or held-to-maturity. Reference 1: http://www.xbrl.org/2003/role/presentationRef
|
X | ||||||||||
- Definition The total value of forfeitures related to restricted stock awards forfeited during the period. Reference 1: http://www.xbrl.org/2003/role/presentationRef
|
X | ||||||||||
- Definition The number of shares under options that were cancelled during the reporting period as a result of occurrence of a terminating event specified in contractual agreements pertaining to the stock option plan. Reference 1: http://www.xbrl.org/2003/role/presentationRef
|
X | ||||||||||
- Definition Number of shares of stock issued as of the balance sheet date, including shares that had been issued and were previously outstanding but which are now held in the treasury. Reference 1: http://www.xbrl.org/2003/role/presentationRef
|
X | ||||||||||
- Definition Number of new stock issued during the period. Reference 1: http://www.xbrl.org/2003/role/presentationRef
|
X | ||||||||||
- Definition Total number of shares issued during the period, including shares forfeited, as a result of Restricted Stock Awards. Reference 1: http://www.xbrl.org/2003/role/presentationRef
|
X | ||||||||||
- Definition Number of treasury shares (units) reissued during the period, excluding reissuance of shares (units) held in treasury used to satisfy equity-based compensation obligations exercised by the holders of such rights. Upon reissuance of shares (units) from treasury, either the common or preferred stock (unit) reissued is outstanding. Reference 1: http://www.xbrl.org/2003/role/presentationRef
|
X | ||||||||||
- Definition Equity impact of the value of new stock issued during the period. Includes shares issued in an initial public offering or a secondary public offering. Reference 1: http://www.xbrl.org/2003/role/presentationRef
|
X | ||||||||||
- Definition Aggregate value of stock related to Restricted Stock Awards issued during the period. Reference 1: http://www.xbrl.org/2003/role/presentationRef
|
X | ||||||||||
- Definition Equity impact of the value of treasury stock (units) reissued during the period, excluding reissuance of shares (units) held in treasury used to satisfy equity-based compensation obligations exercised by the holders of such rights. Upon reissuance of shares (units) from treasury, either the common or preferred stock (unit) reissued is outstanding. Reference 1: http://www.xbrl.org/2003/role/presentationRef
|
X | ||||||||||
- Definition Amount of stockholders' equity (deficit), net of receivables from officers, directors, owners, and affiliates of the entity, attributable to both the parent and noncontrolling interests. Amount excludes temporary equity. Alternate caption for the concept is permanent equity. Reference 1: http://www.xbrl.org/2003/role/presentationRef
|
X | ||||||||||
- Definition Number of shares that have been repurchased during the period and are being held in treasury. Reference 1: http://www.xbrl.org/2003/role/presentationRef
|
X | ||||||||||
- Definition Equity impact of the cost of common and preferred stock that were repurchased during the period. Recorded using the cost method. Reference 1: http://www.xbrl.org/2003/role/presentationRef
|
X | ||||||||||
- Details
|
X | ||||||||||
- Details
|
X | ||||||||||
- Details
|
X | ||||||||||
- Details
|
X | ||||||||||
- Details
|
X | ||||||||||
- Details
|
X | ||||||||||
- Details
|