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Revenue (Tables)

6 Months Ended

Jun. 30, 2020

Revenue from Contract with Customer [Abstract]

Composition of Revenue

Revenue is comprised of the following:

		Three months ended June 30,								Six months ended June 30,
		2019				2020				2019				2020
Commercial advertising		$	57,375,821			$	24,202,267			$	106,957,086			$	71,630,987
Digital advertising			4,948,181				4,208,340				8,455,130				9,565,013
Other			3,334,746				1,972,525				7,934,086				6,837,558
		$	65,658,748			$	30,383,132			$	123,346,302			$	88,033,558

Deferred Revenue

		December 31, 2019				June 30, 2020
Deferred revenue		$	3,639,077			$	2,714,359

		Three months ended June 30,								Six months ended June 30,
		2019				2020				2019				2020
Losses on receivables		$	45,646			$	253,553			$	358,396			$	1,088,478

Trade Sale Revenue

		December 31, 2019				June 30, 2020
Trade sales receivable		$	1,691,295			$	1,028,251
Trade sales payable			2,180,783				979,822

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- Definition

Tabular disclosure of trade sales receivable and trade sales payable.

+ References

No definition available.

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- Definition

Tabular disclosure of receivable, contract asset, and contract liability from contract with customer. Includes, but is not limited to, change in contract asset and contract liability.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 606
-SubTopic 10
-Section 50
-Paragraph 10
-URI http://asc.fasb.org/extlink&oid=121604090&loc=SL49130551-203045

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- Definition

Tabular disclosure of disaggregation of revenue into categories depicting how nature, amount, timing, and uncertainty of revenue and cash flows are affected by economic factor.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 606
-SubTopic 10
-Section 50
-Paragraph 5
-URI http://asc.fasb.org/extlink&oid=121604090&loc=SL49130545-203045

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