Consolidated Statements of Cash Flows (USD $) In Thousands, unless otherwise specified	12 Months Ended
Dec. 31, 2014	Dec. 31, 2013	Dec. 31, 2012
Operating activities
Net income	$ 48,061us-gaap_NetIncomeLoss	$ 18,288us-gaap_NetIncomeLoss	$ 28,129us-gaap_NetIncomeLoss
Adjustments to reconcile net income to net cash provided by operating activities:
Depreciation	30,248us-gaap_Depreciation	24,096us-gaap_Depreciation	23,133us-gaap_Depreciation
Amortization of intangible assets	8,297us-gaap_AmortizationOfIntangibleAssets	336us-gaap_AmortizationOfIntangibleAssets	75us-gaap_AmortizationOfIntangibleAssets
Amortization of deferred loan costs	2,970us-gaap_AmortizationOfFinancingCosts	1,903us-gaap_AmortizationOfFinancingCosts	2,723us-gaap_AmortizationOfFinancingCosts
Net amortization of original issue discount and premium related long-term debt	(863)	(9)	1,127
Amortization of restricted stock and stock option awards	5,012us-gaap_ShareBasedCompensation	1,974us-gaap_ShareBasedCompensation	878us-gaap_ShareBasedCompensation
Loss from early extinguishment of debt	5,086		46,683
Amortization of program broadcast rights	12,871	11,367	11,081
Payments on program broadcast obligations	(15,087)	(11,433)	(11,839)
Common stock contributed to 401(k) plan	25	28	26
Deferred revenue, network compensation		(615)gtn_DeferredRevenueNetworkCompensation	(687)gtn_DeferredRevenueNetworkCompensation
Deferred income taxes	30,938us-gaap_DeferredIncomeTaxExpenseBenefit	13,165us-gaap_DeferredIncomeTaxExpenseBenefit	19,229us-gaap_DeferredIncomeTaxExpenseBenefit
Loss (gain) on disposals of assets, net	623us-gaap_GainLossOnDispositionOfAssets	765us-gaap_GainLossOnDispositionOfAssets	(31)us-gaap_GainLossOnDispositionOfAssets
Other	(778)us-gaap_OtherNoncashIncomeExpense	3,460us-gaap_OtherNoncashIncomeExpense	(1,806)us-gaap_OtherNoncashIncomeExpense
Changes in operating assets and liabilities:
Accounts receivable	(17,442)us-gaap_IncreaseDecreaseInReceivables	(7,391)us-gaap_IncreaseDecreaseInReceivables	(389)us-gaap_IncreaseDecreaseInReceivables
Other current assets	4,898	(1,951)	(372)
Accounts payable	2,197	133	274
Employee compensation, benefits and pension costs	6,964	6,915	(1,775)
Accrued network fees and other expenses	1,685	(2,385)	5,716
Accrued interest	4,920	2,489	2,275
Income taxes payable	345	(362)	(883)
Deferred revenue, current portion	3,249	(534)	(176)
Net cash provided by operating activities	134,219	60,239	89,372
Investing activities
Acquisitions of television businesses and licenses	(461,185)	(36,623)
Purchases of property and equipment	(32,215)	(24,053)	(24,523)
Proceeds from asset sales	1,508	236	1,586
Payments of acquisition related liabilities	(10,000)	(93)	(129)
Other		6	(240)
Net cash used in investing activities	(501,892)	(60,527)	(23,306)
Financing activities
Proceeds from borrowings on long-term debt	644,000	390,926	855,798
Repayments of borrowings on long-term debt	(249,623)us-gaap_RepaymentsOfLongTermDebt	(381,003)us-gaap_RepaymentsOfLongTermDebt	(856,292)us-gaap_RepaymentsOfLongTermDebt
Deferred and other loan costs	(9,413)us-gaap_PaymentsOfFinancingCosts	(7,504)us-gaap_PaymentsOfFinancingCosts	(17,042)us-gaap_PaymentsOfFinancingCosts
Series D perpetual preferred stock dividends paid			(16,731)
Proceeds from issuance of common stock		280
Repurchase of Series D perpetual preferred stock			(25,922)
Net cash provided by (used in) financing activities	384,964	2,699	(60,189)
Net increase in cash	17,291	2,411	5,877
Cash at beginning of period	13,478	11,067	5,190
Cash at end of period	$ 30,769	$ 13,478	$ 11,067

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- Definition

The cash outflow to reacquire preferred stock during the period.

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Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Glossary Financing Activities

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-Publisher FASB

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-SubTopic 10

-Section 45

-Paragraph 15

-Subparagraph (a)

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Amount of cash outflow in the form of ordinary dividends to preferred shareholders of the parent entity.

+ References

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- Definition

The cash outflow for loan and debt issuance costs.

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-Publisher FASB

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- Definition

The cash outflow associated with the acquisition of a business, net of the cash acquired from the purchase.

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- Definition

The cash outflow associated with the acquisition of long-lived, physical assets that are used in the normal conduct of business to produce goods and services and not intended for resale; includes cash outflows to pay for construction of self-constructed assets.

+ References

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- Definition

The cash inflow from the additional capital contribution to the entity.

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-Publisher FASB

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- Definition

The cash inflow from a debt initially having maturity due after one year or beyond the operating cycle, if longer.

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-Publisher FASB

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- Definition

The cash inflow from the sale of long-lived, physical assets that are used in the normal conduct of business to produce goods and services and not intended for resale.

+ References

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- Definition

The cash outflow for debt initially having maturity due after one year or beyond the normal operating cycle, if longer.

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- Definition

The aggregate amount of noncash, equity-based employee remuneration. This may include the value of stock or unit options, amortization of restricted stock or units, and adjustment for officers' compensation. As noncash, this element is an add back when calculating net cash generated by operating activities using the indirect method.

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