Revenue Recognition Revenue from Contract with Customer (Narrative) (Details) - USD ($) $ in Thousands	Jun. 30, 2020	Jun. 30, 2019
Revenue from Contract with Customer [Abstract]
Revenue, Remaining Performance Obligation, Amount	$ 10,930
Accounts receivable (including advertising receivable included in related party receivables, net)	124,325	$ 130,422
Contract asset, short-term (included in other current assets)	0	839
Contract asset, long-term (included in other assets)	37	0
Deferred revenue, short-term	2,753	185
Deferred revenue, long-term (included in other liabilities)	$ 69	$ 230