XML 78 R56.htm IDEA: XBRL DOCUMENT
v3.3.1.900

Shareholders' Equity (Tables) | 12 Months Ended
--- | ---
Dec. 31, 2015
Equity [Abstract] |
Summary of Outstanding Shares of Common Stock | The following table summarizes outstanding shares of common stock:
|  | Year ended December 31 |
In thousands |  |  | 2015 |  |  |  | 2014 |  |  |  | 2013 |
Shares outstanding at beginning of year |  |  | 43,054 |  |  |  | 43,130 |  |  |  | 42,784 |
Shares repurchased |  |  | – |  |  |  | (464 | ) |  |  | – |
Treasury shares issued for: |  |  |  |  |  |  |  |  |  |  |  |
Restricted stock awards |  |  | 206 |  |  |  | 162 |  |  |  | 86 |
401(k) plan |  |  | 134 |  |  |  | 116 |  |  |  | 123 |
Employee stock options exercised |  |  | 26 |  |  |  | 110 |  |  |  | 137 |
Shares outstanding at end of year |  |  | 43,420 |  |  |  | 43,054 |  |  |  | 43,130 |

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 change in common stock outstanding. + References No definition available. + Details
Name: | us-gaap_ScheduleOfCommonStockOutstandingRollForwardTableTextBlock
Namespace Prefix: | us-gaap_
Data Type: | nonnum:textBlockItemType
Balance Type: | na
Period Type: | duration