BUSINESS COMBINATIONS AND EXCHANGES - Purchase Price Allocation for Podcorn (Details) - USD ($) $ in Thousands	Mar. 09, 2021	Dec. 31, 2021	Dec. 31, 2020	Dec. 31, 2019
Business Acquisition [Line Items]
Goodwill		$ 82,176	$ 62,215	$ 43,920
Podcorn
Business Acquisition [Line Items]
Cash	$ 702	702
Cash	0
Prepaid expenses, deposits and other	18	18
Prepaid expenses, deposits and other	0
Other assets, net of accumulated amortization	2,545	2,545
Other assets, net of accumulated amortization	0
Goodwill	19,579	19,637
Goodwill	58
Deferred tax asset	72	72
Deferred tax asset	0
Net working capital	95	63
Net working capital	(32)
Preliminary fair value of net assets acquired	23,011	$ 23,037
Preliminary fair value of net assets acquired	$ 26