XML 43 R30.htm IDEA: XBRL DOCUMENT
v3.19.2

STOCK-BASED COMPENSATION (Tables) | 6 Months Ended
--- | ---
Jun. 30, 2019
STOCK-BASED COMPENSATION |
Summary of Stock Options Outstanding | The following table summarizes stock options outstanding and changes for the three-month periods ending June 30, 2019 and 2018:
|  | June 30, 2019 |  | June 30, 2018
|  |  |  | Weighted |  |  |  | Weighted
|  | Number of |  | Average |  | Number of |  | Average
|  | Stock |  | Exercise |  | Stock |  | Exercise
|  | Options |  | Price |  | Options |  | Price
Stock options outstanding at beginning of period |  | 19,170 |  | $ | 79.78 |  | 5,723 |  | $ | 276.50
Granted |  | — |  |  | — |  | 7,280 |  |  | 84.00
Expired |  | (624) |  |  | 80.58 |  | (680) |  |  | 466.46
Stock options outstanding at end of period |  | 18,546 |  | $ | 64.49 |  | 12,323 |  | $ | 152.50
Stock options exercisable at end of period |  | 18,546 |  | $ | 64.49 |  | 12,243 |  | $ | 153.00
Summary of Stock Options Outstanding and Exercisable by Stock Option Plan | The following table summarizes stock options outstanding and exercisable by stock option plan at June 30, 2019:
|  | Outstanding Stock Options |  | Exercisable Stock Options
|  | Number of |  | Weighted |  | Number of |  | Weighted
|  | Outstanding |  | Average |  | Exercisable |  | Average
Stock Option Plan |  | Stock Options |  | Exercise Price |  | Stock Options |  | Exercise Price
2004 Plan |  | 96 |  | $ | 1,752.25 |  | 96 |  | $ | 1,752.25
2004 Directors’ Plan |  | 3 |  |  | 10,380.00 |  | 3 |  |  | 10,380.00
2013 Plan |  | 12,766 |  |  | 35.41 |  | 12,766 |  |  | 35.41
Replacement Stock Options-Alabama Graphite |  | 5,568 |  |  | 80.96 |  | 5,568 |  |  | 80.96
Replacement Stock Options-Anatolia Energy |  | 113 |  |  | 831.50 |  | 113 |  |  | 831.50
|  | 18,546 |  | $ | 64.49 |  | 18,546 |  | $ | 64.49
Summary of Status of Non-vested Restricted Shares | The following table summarizes RSU activity for the three-month periods ended June 30, 2019 and 2018:
|  | June 30, |  | June 30,
|  | 2019 |  | 2018
|  |  |  | Weighted- |  |  |  | Weighted-
|  |  |  | Average |  |  |  | Average
|  | Number of |  | Grant Date |  | Number of |  | Grant Date
|  | RSUs |  | Fair Value |  | RSUs |  | Fair Value
Unvested RSUs at beginning of period |  | 2,260 |  | $ | 70.00 |  | 3,578 |  | $ | 70.00
Granted |  | — |  |  | — |  | — |  |  | —
Forfeited |  | (565) |  |  | 70.00 |  | (189) |  |  | 70.00
Vested |  | — |  |  | — |  | — |  |  | —
Unvested RSUs at end of period |  | 1,695 |  | $ | 70.00 |  | 3,389 |  | $ | 70.00

X
- References No definition available. + Details
Name: | us-gaap_DisclosureOfCompensationRelatedCostsSharebasedPaymentsAbstract
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Tabular disclosure of the changes in outstanding nonvested restricted stock shares. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (c) -URI http://asc.fasb.org/extlink&oid=109197908&loc=d3e5070-113901 + Details
Name: | us-gaap_NonvestedRestrictedStockSharesActivityTableTextBlock
Namespace Prefix: | us-gaap_
Data Type: | nonnum:textBlockItemType
Balance Type: | na
Period Type: | duration

X
- Definition Tabular disclosure of employee stock purchase plan activity. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (g) -URI http://asc.fasb.org/extlink&oid=109197908&loc=d3e5070-113901 + Details
Name: | us-gaap_ScheduleOfShareBasedCompensationEmployeeStockPurchasePlanActivityTableTextBlock
Namespace Prefix: | us-gaap_
Data Type: | nonnum:textBlockItemType
Balance Type: | na
Period Type: | duration

X
- 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://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (d) -URI http://asc.fasb.org/extlink&oid=109197908&loc=d3e5070-113901 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (e) -URI http://asc.fasb.org/extlink&oid=109197908&loc=d3e5070-113901 Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (c)(1) -URI http://asc.fasb.org/extlink&oid=109197908&loc=d3e5070-113901 + Details
Name: | us-gaap_ScheduleOfShareBasedCompensationStockOptionsActivityTableTextBlock
Namespace Prefix: | us-gaap_
Data Type: | nonnum:textBlockItemType
Balance Type: | na
Period Type: | duration