Revenues (Tables)

12 Months Ended

Dec. 31, 2019

Revenue From Contract With Customer [Abstract]

Summary of Disaggregation of Revenue by Major Source and by Sales Channel

The following table presents our revenues disaggregated by major source (in thousands):

	Years Ended December 31,
	2019		2018		2017
Broadcast advertising	$	148,082	$	169,009	$	171,715
Digital advertising		68,908		80,982		57,098
Spectrum usage rights		13,061		2,976		263,943
Retransmission consent		35,362		35,066		31,413
Other		8,162		9,782		11,865
Total revenue	$	273,575	$	297,815	$	536,034

The following table further disaggregates the Company’s broadcast advertising revenue by sales channel (in thousands):

	Years Ended December 31,
	2019		2018		2017
Local direct	$	25,972	$	27,522	$	30,343
Local agency		58,425		61,226		64,724
National agency		63,685		80,261		76,648
Total  revenue	$	148,082	$	169,009	$	171,715

Summary of Deferred Revenue

(in thousands)	December 31, 2018		Increase	Decrease *		December 31, 2019
Deferred revenue	$	2,759	2,390	(2,759	)	$	2,390

* The amount disclosed in the decrease column reflects revenue that has been recorded during the year ended December 31, 2019.

(in thousands)	December 31, 2017		Increase	Decrease *		December 31, 2018
Deferred revenue	$	2,957	2,759	(2,957	)	$	2,759

* The amount disclosed in the decrease column reflects revenue that has been recorded during the year ended December 31, 2018.