XML 57 R30.htm IDEA: XBRL DOCUMENT
v3.20.1

Supplemental Cash Flow Information (Tables) | 12 Months Ended
--- | ---
Dec. 31, 2019
Supplemental Cash Flow Information |
Supplemental cash flow information |
|  | Years Ended December 31,
|  | 2019 |  | 2018 |  | 2017
|  | (In thousands)
Cash paid during the period for: |  |  |  |  |  |  |  |  |
Interest |  | $ | 635 |  | $ | 884 |  | $ | 850
Income taxes |  | $ | 3,893 |  | $ | 2,864 |  | $ | 2,420
Non-cash transactions: |  |  |  |  |  |  |  |  |
Barter revenue |  | $ | 3,560 |  | $ | 3,570 |  | $ | 3,618
Barter expense |  | $ | 3,370 |  | $ | 3,677 |  | $ | 3,367
Purchase of treasury shares in connection with exercise of stock options |  | $ | — |  | $ | — |  | $ | 826
Acquisition of property and equipment |  | $ | 28 |  | $ | 11 |  | $ | 8
Use of treasury shares for 401(k) match |  | $ | 262 |  | $ | 252 |  | $ | 274

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

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