XML 55 R39.htm IDEA: XBRL DOCUMENT
v3.3.1.900

SUPPLEMENTAL CASH FLOW INFORMATION (Tables) | 12 Months Ended
--- | ---
Dec. 31, 2015
Supplemental Cash Flow Information | Supplemental cash flow information was as follows:
Years Ended December 31, |  | 2015 |  |  | 2014 |  |  | 2013 |
Interest paid |  | $ | 4,993 |  |  | $ | 4,393 |  |  | $ | 5,334 |
Income taxes net of refunds |  | $ | 103,261 |  |  | $ | 82,850 |  |  | $ | 73,168 |

X
- Definition Tabular disclosure of supplemental cash flow information for the periods presented. + References No definition available. + Details
Name: | us-gaap_ScheduleOfCashFlowSupplementalDisclosuresTableTextBlock
Namespace Prefix: | us-gaap_
Data Type: | nonnum:textBlockItemType
Balance Type: | na
Period Type: | duration