Condensed Consolidated Balance Sheets - USD ($)	Jun. 30, 2019	Dec. 31, 2018
Current assets:
Cash and cash equivalents	$ 12,272,384	$ 13,433,828
Accounts receivable, less allowance for doubtful accounts of $2,010,721 in 2018 and $1,579,946 in 2019	47,487,187	52,417,152
Prepaid expenses	6,013,685	3,134,756
Other current assets	3,932,811	1,960,032
Total current assets	69,706,067	70,945,768
Property and equipment, net	58,283,496	57,078,452
Operating lease right-of-use assets	38,176,423
Finance lease right-of-use assets	662,690	675,194
FCC broadcasting licenses	516,735,554	516,735,554
Goodwill	25,377,447	25,377,447
Other intangibles, net	2,704,569	2,823,178
Other assets	12,249,679	7,449,486
Total assets	723,895,925	681,085,079
Current liabilities:
Accounts payable	10,501,737	9,611,151
Operating lease liabilities	6,609,768
Finance lease liabilities	68,712	67,101
Other current liabilities	19,416,156	19,181,108
Total current liabilities	36,596,373	28,859,360
Due to related parties	613,973	662,329
Long-term debt, net of unamortized debt issuance costs	237,244,486	242,776,520
Operating lease liabilities	36,193,009
Finance lease liabilities	464,591	499,753
Deferred tax liabilities	123,938,041	122,912,545
Other long-term liabilities	9,628,106	10,340,481
Total liabilities	444,678,579	406,050,988
Commitments and contingencies
Stockholders' equity:
Preferred stock, $0.001 par value; 10,000,000 shares authorized; none issued
Additional paid-in capital	152,267,754	149,963,252
Treasury stock, Class A common stock; 4,426,027 shares in 2018; 4,434,131 shares in 2019	(30,478,681)	(30,447,597)
Retained earnings	157,308,079	155,398,555
Accumulated other comprehensive income	87,885	87,885
Total stockholders' equity	279,217,346	275,034,091
Total liabilities and stockholders' equity	723,895,925	681,085,079
Class A Common Stock [Member]
Stockholders' equity:
Common stock	15,647	15,334
Class B Common Stock [Member]
Stockholders' equity:
Common stock	$ 16,662	$ 16,662

Carrying value as of the balance sheet date of liabilities incurred (and for which invoices have typically been received) and payable to vendors for goods and services received that are used in an entity's business. Used to reflect the current portion of the liabilities (due within one year or within the normal operating cycle if longer).

Name:	us-gaap_AccountsPayableCurrent
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

Amount due from customers or clients, within one year of the balance sheet date (or the normal operating cycle, whichever is longer), for goods or services (including trade receivables) that have been delivered or sold in the normal course of business, reduced to the estimated net realizable fair value by an allowance established by the entity of the amount it deems uncertain of collection.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 606
-SubTopic 10
-Section 50
-Paragraph 8
-Subparagraph (a)
-URI http://asc.fasb.org/extlink&oid=109196051&loc=SL49130549-203045

Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 210
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SX 210.5-02(3))
-URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682