Nature of Business and Significant Accounting Policies (Details 2) (USD $)	12 Months Ended
Dec. 31, 2014	Dec. 31, 2013	Dec. 31, 2012
Barter transactions:
Barter revenue	$ 1,311,000	$ 1,448,000	$ 1,363,000
Barter expense	(1,075,000)	(1,360,000)	(996,000)
Barter revenue and expense	236,000	88,000	367,000
Advertising and Marketing costs:
Advertising and marketing costs	$ 2,200,000us-gaap_MarketingAndAdvertisingExpense	$ 1,300,000us-gaap_MarketingAndAdvertisingExpense	$ 400,000us-gaap_MarketingAndAdvertisingExpense

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Total expense recognized from advertising barter transactions for each income statement presented.

+ References

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 605

-SubTopic 20

-Section 50

-Paragraph 1

-URI http://asc.fasb.org/extlink&oid=6406959&loc=d3e49171-111630

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- Definition

Total revenue recognized from advertising barter transactions for each income statement presented.

+ References

+ Details

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- Definition

The total expense recognized in the period for promotion, public relations, and brand or product advertising.

+ References

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 225

-SubTopic 10

-Section S99

-Paragraph 2

-Subparagraph (SX 210.5-03.4)

-URI http://asc.fasb.org/extlink&oid=26872669&loc=d3e20235-122688

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- Definition

The amount of revenue and expenses for the services received and provided in a nonmonetary arrangement.

+ References

+ Details

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