XML 79 R66.htm IDEA: XBRL DOCUMENT
v2.4.1.9

Note 9 - Retirement Plans (Details) - Matching Contributions (USD $) In Thousands, except Share data, unless otherwise specified | 12 Months Ended
--- | ---
Dec. 31, 2014 | Dec. 31, 2013 | Dec. 31, 2012
Matching Contributions [Abstract] |  |  |
Matching contributions to the Capital Accumulation Plan | 2,341 us-gaap_StockIssuedDuringPeriodSharesEmployeeBenefitPlan | 5,235 us-gaap_StockIssuedDuringPeriodSharesEmployeeBenefitPlan | 14,293 us-gaap_StockIssuedDuringPeriodSharesEmployeeBenefitPlan
Matching contributions to the Capital Accumulation Plan | $ 25 us-gaap_StockIssuedDuringPeriodValueEmployeeBenefitPlan | $ 28 us-gaap_StockIssuedDuringPeriodValueEmployeeBenefitPlan | $ 26 us-gaap_StockIssuedDuringPeriodValueEmployeeBenefitPlan

X
- Details
Name: | gtn_MatchingContributionsAbstract
Namespace Prefix: | gtn_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Number of shares issued during the period to an employee benefit plan, such as a defined contribution or defined benefit plan. + References No definition available. + Details
Name: | us-gaap_StockIssuedDuringPeriodSharesEmployeeBenefitPlan
Namespace Prefix: | us-gaap_
Data Type: | xbrli:sharesItemType
Balance Type: | na
Period Type: | duration

X
- Definition Value of shares issued during the period to an employee benefit plan, such as a defined contribution or defined benefit plan. + References No definition available. + Details
Name: | us-gaap_StockIssuedDuringPeriodValueEmployeeBenefitPlan
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration