OTHER ASSETS - Intangibles (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2019	Dec. 31, 2018
Deferred Cost and Other Asset [Line Items]
Total definitive-lived intagible, Asset	$ 45,751	$ 55,548
Accumulated Amortization	24,200	21,211
Net	21,551	34,337
Debt issuance costs	2,466	619
Debt issuance costs - amortization	97	52
Debt issuance costs - net	2,369	567
Prepaid assets - long term	2,983	4,259
Capitalized computer software, gross	27,876	24,589
Capitalized computer software, accumulated amortization	11,594	7,555
Software costs and other - net	16,282	17,034
Total deferred charges and other assets	79,076	85,015
Total Reserve	35,891	28,818
Total Net	43,185	56,197
Deferred contracts
Deferred Cost and Other Asset [Line Items]
Total definitive-lived intagible, Asset	1,362	1,588
Accumulated Amortization	1,213	1,390
Net	149	198
Leasehold premium
Deferred Cost and Other Asset [Line Items]
Total definitive-lived intagible, Asset	0	17,028
Accumulated Amortization	0	2,440
Net	0	14,588
Advertiser lists and customer relationships
Deferred Cost and Other Asset [Line Items]
Total definitive-lived intagible, Asset	29,281	29,332
Accumulated Amortization	15,399	10,780
Net	$ 13,882	18,552
Advertiser lists and customer relationships | Minimum
Deferred Cost and Other Asset [Line Items]
Intangible asset, useful life	3 years
Advertiser lists and customer relationships | Maximum
Deferred Cost and Other Asset [Line Items]
Intangible asset, useful life	5 years
Other definite-lived assets
Deferred Cost and Other Asset [Line Items]
Total definitive-lived intagible, Asset	$ 15,108	7,600
Accumulated Amortization	7,588	6,601
Net	$ 7,520	$ 999