XML 42 R29.htm IDEA: XBRL DOCUMENT
v3.8.0.1

Computation of Earnings Per Share (Tables) | 3 Months Ended
--- | ---
Mar. 31, 2018
Earnings Per Share [Abstract] |
Calculation of Basic and Diluted Earnings Per Share | The calculation of basic and diluted earnings per share for the three months ended March 31, 2018 and 2017 was as follows:
|  | Three Months Ended March 31 |
|  | 2018 |  |  | 2017 |
Numerator |  |  |  |  |  |  |  |
Net income |  | $ | 5,528 |  |  | $ | 1,518 |
Denominator |  |  |  |  |  |  |  |
Determination of shares |  |  |  |  |  |  |  |
Weighted-average common shares outstanding |  |  | 5,046 |  |  |  | 5,118 |
Dilutive effect - share-based awards |  |  | 18 |  |  |  | 12 |
Diluted weighted-average common shares outstanding |  |  | 5,064 |  |  |  | 5,130 |
Earnings per common share |  |  |  |  |  |  |  |
Basic |  | $ | 1.10 |  |  | $ | 0.30 |
Diluted |  | $ | 1.09 |  |  | $ | 0.30 |

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

X
- Definition Tabular disclosure of an entity's basic and diluted earnings per share calculations, including a reconciliation of numerators and denominators of the basic and diluted per-share computations for income from continuing operations. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 260 -SubTopic 10 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=6371337&loc=d3e3550-109257 + Details
Name: | us-gaap_ScheduleOfEarningsPerShareBasicAndDilutedTableTextBlock
Namespace Prefix: | us-gaap_
Data Type: | nonnum:textBlockItemType
Balance Type: | na
Period Type: | duration