XML 34 R23.htm IDEA: XBRL DOCUMENT
v3.10.0.1

Note 7 - Stock-based Compensation (Tables) | 9 Months Ended
--- | ---
Sep. 30, 2018
Notes Tables |
Schedule of Employee Service Share-based Compensation, Allocation of Recognized Period Costs [Table Text Block] |
|  | Three Months Ended |  |  | Nine Months Ended |
|  | September 30, |  |  | September 30, |
|  | 2018 |  |  | 2017 |  |  | 2018 |  |  | 2017 |
Stock-based compensation expense, gross |  | $ | 1,645 |  |  | $ | 1,531 |  |  | $ | 5,544 |  |  | $ | 4,303 |
Forfeitures |  |  | - |  |  |  | - |  |  |  | (528 | ) |  |  | - |
Income tax benefit at our statutory rate associated with share-based compensation |  |  | (418 | ) |  |  | (597 | ) |  |  | (1,274 | ) |  |  | (1,678 | )
Stock-based compensation expense, net |  | $ | 1,227 |  |  | $ | 934 |  |  | $ | 3,742 |  |  | $ | 2,625 |
Schedule of Nonvested Restricted Stock Units Activity [Table Text Block] |
|  | Nine Months Ended |
|  | September 30, 2018 |  |  | September 30, 2017 |
|  |  |  |  |  | Weighted- |  |  |  |  |  |  | Weighted- |
|  |  |  |  |  | average |  |  |  |  |  |  | average |
|  |  |  |  |  | Grant Date |  |  |  |  |  |  | Grant Date |
|  | Number of |  |  | Fair Value |  |  | Number of |  |  | Fair Value |
|  | Shares |  |  | Per Share |  |  | Shares |  |  | Per Share |
Restricted stock - common: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Outstanding - beginning of period |  |  | 503,685 |  |  | $ | 11.14 |  |  |  | 396,033 |  |  | $ | 12.06 |
Granted |  |  | 391,836 |  |  | $ | 14.63 |  |  |  | 307,943 |  |  | $ | 10.40 |
Vested |  |  | (225,570 | ) |  | $ | 11.21 |  |  |  | (200,291 | ) |  | $ | 11.82 |
Forfeited |  |  | (91,057 | ) |  | $ | 13.27 |  |  |  | - |  |  | $ | - |
Outstanding - end of period |  |  | 578,894 |  |  | $ | 13.14 |  |  |  | 503,685 |  |  | $ | 11.14 |
Restricted stock - class A common: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Outstanding - beginning of period |  |  | 462,632 |  |  | $ | 10.63 |  |  |  | 415,082 |  |  | $ | 10.15 |
Granted (1) |  |  | 220,080 |  |  | $ | 12.65 |  |  |  | 275,076 |  |  | $ | 10.84 |
Vested |  |  | (274,926 | ) |  | $ | 10.48 |  |  |  | (227,526 | ) |  | $ | 10.00 |
Outstanding - end of period |  |  | 407,786 |  |  | $ | 11.82 |  |  |  | 462,632 |  |  | $ | 10.63 |
Restricted stock units - common stock: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Outstanding - beginning of period |  |  | 209,500 |  |  | $ | 15.70 |  |  |  |  |  |  |  |  |
Vested |  |  | (209,500 | ) |  | $ | 15.70 |  |  |  |  |  |  |  |  |
Outstanding - end of period |  |  | - |  |  | $ | - |  |  |  |  |  |  |  |  |

X
- Definition Tabular disclosure of the allocation of equity-based compensation costs to a given line item on the balance sheet and income statement for the period. This may include the reporting line for the costs and the amount capitalized and expensed. + 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 (h)(1) -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 S99 -Paragraph 1 -Subparagraph (SAB Topic 14.F) -URI http://asc.fasb.org/extlink&oid=115993241&loc=d3e301413-122809 Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 1 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=109197908&loc=d3e5047-113901 + Details
Name: | us-gaap_ScheduleOfEmployeeServiceShareBasedCompensationAllocationOfRecognizedPeriodCostsTextBlock
Namespace Prefix: | us-gaap_
Data Type: | nonnum:textBlockItemType
Balance Type: | na
Period Type: | duration

X
- Definition Tabular disclosure of the changes in outstanding nonvested restricted stock units. + 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)(2) -URI http://asc.fasb.org/extlink&oid=109197908&loc=d3e5070-113901 + Details
Name: | us-gaap_ScheduleOfNonvestedRestrictedStockUnitsActivityTableTextBlock
Namespace Prefix: | us-gaap_
Data Type: | nonnum:textBlockItemType
Balance Type: | na
Period Type: | duration

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