Summary of Significant Accounting Policies - Schedule of Allocated Charges (Details) - Stations - USD ($) $ in Thousands	3 Months Ended	6 Months Ended
Jun. 30, 2019	Jun. 30, 2019
Significant Accounting Policies [Line Items]
Station operating expenses, excluding depreciation and amortization expense	$ 733	$ 1,214
Noncash compensation	75	132
Allocated charges from Emmis	$ 808	$ 1,346

Amount of noncash expense (reversal of expense) for employee benefits and share-based payment arrangement. Includes, but is not limited to, pension, other postretirement, postemployment and termination benefits.

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 230
-SubTopic 10
-Section 45
-Paragraph 28
-Subparagraph (b)
-URI http://asc.fasb.org/extlink&oid=118932676&loc=d3e3602-108585

Name:	us-gaap_EmployeeBenefitsAndShareBasedCompensationNoncash
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration