XML 28 R16.htm IDEA: XBRL DOCUMENT
v3.7.0.1

Note 9 - Net Income Per Common Share | 3 Months Ended
--- | ---
Mar. 31, 2017
Notes to Financial Statements |
Earnings Per Share [Text Block] | Note 9 . Net Income per Common Share The calculation of net income per common share for the three months ended March 31, 2017 and 2016 was as follows.
|  | Three Months Ended March 31, |
(dollars and shares in thousands, except per share data) |  | 2017 |  |  | 2016 |
Basic: |  |  |  |  |  |  |  |
Net income |  | $ | 27,017 |  |  | $ | 23,322 |
Average common shares outstanding |  |  | 34,070 |  |  |  | 33,519 |
Basic net income per common share |  | $ | 0.79 |  |  | $ | 0.70 |
Diluted: |  |  |  |  |  |  |  |
Net income |  | $ | 27,017 |  |  | $ | 23,322 |
Average common shares outstanding |  |  | 34,070 |  |  |  | 33,519 |
Adjustment for common share equivalents |  |  | 214 |  |  |  | 585 |
Average common shares outstanding-diluted |  |  | 34,284 |  |  |  | 34,104 |
Diluted net income per common share |  | $ | 0.79 |  |  | $ | 0.68 |
Anti-dilutive shares |  |  | 7 |  |  |  | 5 |

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

X
- Definition The entire disclosure for earnings per share. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 260 -URI http://asc.fasb.org/topic&trid=2144383 + Details
Name: | us-gaap_EarningsPerShareTextBlock
Namespace Prefix: | us-gaap_
Data Type: | nonnum:textBlockItemType
Balance Type: | na
Period Type: | duration