INCOME TAXES - Reconciliation of federal income tax (Details) - USD ($) $ in Thousands	12 Months Ended
Dec. 31, 2020	Dec. 31, 2019
INCOME TAXES
Statutory federal tax expense	$ (8,620)	$ 2,714
Effect of state taxes, net of federal benefit	(1,205)	1,904
Effect of state rate and tax law changes	(599)	578
Return to provision adjustments	503	(110)
Other permanent items	(213)	75
Non-deductible meals and entertainment	96	226
Impairment of long-lived intangible assets	3,339	1,218
Non-deductible officer's compensation	1,002	1,781
Change in valuation allowance	28	24
IRC Section 382 adjustments	(30,143)	573
NOL expirations	3,000	1,815
Stock-based compensation forfeitures and adjustments	216	178
Uncertain tax positions	(1,923)	(172)
Other	43	60
(Benefit from) provision for income taxes	$ (34,476)	$ 10,864

No definition available.

Name:	uone_EffectiveIncomeTaxRateReconciliationIRC382AdjustmentsAmount
Namespace Prefix:	uone_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

- Definition

The portion of the difference between total income tax expense or benefit as reported in the Income Statement for the period and the expected income tax expense or benefit computed by applying the domestic federal statutory income tax rates to pretax income from continuing operations attributable to nondeductible expenses pertaining to expiring net operating losses under enacted laws.

+ References

No definition available.