Acquisitions and Dispositions - Recognized Identified Assets Acquired and Liabilities Assumed (Details) - USD ($) $ in Thousands	Dec. 31, 2022	Dec. 31, 2021
Assets Acquired:
Property and equipment	$ 5	$ 3
Other assets:
Broadcast licenses	30	69
Goodwill	27	103
Total other assets	57	172
Total assets acquired	62	175
Liabilities Assumed:
Current liabilities	0
Total liabilities assumed	0
Net assets acquired	$ 62	$ 175