XML 52 R40.htm IDEA: XBRL DOCUMENT
v3.7.0.1

Net Income Per Common Share (Tables) | 6 Months Ended
--- | ---
Jun. 30, 2017
Earnings Per Share [Abstract] |
Basic and diluted net income per common share | Basic and diluted net income per common share calculations are as follows for the periods presented:
| Three Months Ended
| June 30,
| 2017 |  | 2016
Basic |  |  |
Net income applicable to common stock | $ | 25,284 |  |  | $ | 22,900 |
Average common shares outstanding | 44,415,423 |  |  | 42,066,168 |
Net income per common share - basic | $ | 0.57 |  |  | $ | 0.54 |
Diluted |  |  |
Net income applicable to common stock | $ | 25,284 |  |  | $ | 22,900 |
Average common shares outstanding | 44,415,423 |  |  | 42,066,168 |
Effect of dilutive stock-based compensation | 108,118 |  |  | 237,458 |
Average common shares outstanding - diluted | 44,523,541 |  |  | 42,303,626 |
Net income per common share - diluted | $ | 0.57 |  |  | $ | 0.54 |
| Six Months Ended
| June 30,
| 2017 |  | 2016
Basic |  |  |
Net income applicable to common stock | $ | 49,256 |  |  | $ | 44,116 |
Average common shares outstanding | 44,390,021 |  |  | 41,200,133 |
Net income per common share - basic | $ | 1.11 |  |  | $ | 1.07 |
Diluted |  |  |
Net income applicable to common stock | $ | 49,256 |  |  | $ | 44,116 |
Average common shares outstanding | 44,390,021 |  |  | 41,200,133 |
Effect of dilutive stock-based compensation | 110,259 |  |  | 235,830 |
Average common shares outstanding - diluted | 44,500,280 |  |  | 41,435,963 |
Net income per common share - diluted | $ | 1.11 |  |  | $ | 1.06 |
Diluted net income per common share due to their anti-dilutive effect | Stock options that could potentially dilute basic net income per common share in the future that were not included in the computation of diluted net income per common share due to their anti-dilutive effect were as follows for the periods presented:
| Three Months Ended
| June 30,
| 2017 |  | 2016
Number of shares | — |  | 19,000
Exercise prices | — |  | $32.60
| Six Months Ended
| June 30,
| 2017 |  | 2016
Number of shares | — |  | 19,000
Exercise prices | — |  | $32.60

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 securities (including those issuable pursuant to contingent stock agreements) that could potentially dilute basic earnings per share (EPS) in the future that were not included in the computation of diluted EPS because to do so would increase EPS amounts or decrease loss per share amounts for the period presented, by antidilutive securities. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 260 -SubTopic 10 -Section 50 -Paragraph 1 -Subparagraph (c) -URI http://asc.fasb.org/extlink&oid=6371337&loc=d3e3550-109257 + Details
Name: | us-gaap_ScheduleOfAntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareTextBlock
Namespace Prefix: | us-gaap_
Data Type: | nonnum:textBlockItemType
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