XML 45 R23.htm IDEA: XBRL DOCUMENT
v3.8.0.1

(Tables) | 12 Months Ended
--- | ---
Dec. 31, 2017
Equity [Abstract] |
Schedule of Share-based Compensation, Restricted Stock and Restricted Stock Units Activity | The following table presents a rollforward of the restricted stock activity for the periods indicated:
| Year Ended
| December 31,
| 2017 |  | 2016 |  | 2015
| Shares |  | Weighted Average Grant Date Fair Value Per Share |  | Shares |  | Weighted Average Grant Date Fair Value Per Share |  | Shares |  | Weighted Average Grant Date Fair Value Per Share
Restricted stock outstanding as of beginning of period | 553,396 |  |  | $ | 7.55 |  |  | 696,597 |  |  | $ | 8.54 |  |  | 731,809 |  |  | $ | 8.89 |
Restricted stock granted | 138,166 |  |  | 6.76 |  |  | 214,878 |  |  | 6.28 |  |  | 263,829 |  |  | 8.21 |
Restricted stock vested | (338,459 | ) |  | 7.80 |  |  | (358,079 | ) |  | 8.71 |  |  | (299,041 | ) |  | 9.12 |
Restricted stock outstanding as of end of period | 353,103 |  |  | $ | 7.01 |  |  | 553,396 |  |  | $ | 7.55 |  |  | 696,597 |  |  | $ | 8.54 |

X
- References No definition available. + Details
Name: | us-gaap_EquityAbstract
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 units. + 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
Name: | us-gaap_ScheduleOfNonvestedRestrictedStockUnitsActivityTableTextBlock
Namespace Prefix: | us-gaap_
Data Type: | nonnum:textBlockItemType
Balance Type: | na
Period Type: | duration