Note 17 - Stockholders' Equity (Details Textual) - USD ($)			7 Months Ended	12 Months Ended
	Sep. 08, 2023	Sep. 17, 2020	Mar. 31, 2024	Mar. 31, 2024	Mar. 31, 2023	Mar. 31, 2022	Dec. 15, 2022	Dec. 01, 2022	Dec. 31, 2020	Mar. 31, 2016
Stock Authorized (in shares)			510,000,000	510,000,000
Common Stock, Shares Authorized (in shares)			500,000,000	500,000,000	500,000,000
Common Stock, Par or Stated Value Per Share (in dollars per share)			$ 0.001	$ 0.001	$ 0.001
Preferred Stock, Shares Authorized (in shares)			10,000,000	10,000,000	10,000,000
Preferred Stock, Par or Stated Value Per Share (in dollars per share)			$ 0.001	$ 0.001	$ 0.001
Stock Repurchase Program, Number of Shares Authorized to be Repurchased (in shares)									2,000,000
Stock Repurchase Program, Increase in Authorized Amount			$ 2,500,000	$ 2,500,000				$ 2,000,000
Treasury Stock, Shares, Acquired (in shares)				1,639,125	2,220,914
Treasury Stock, Value, Acquired, Cost Method				$ 2,620,000	$ 2,162,000
Share Repurchase Program, Remaining Authorized, Amount			1,100,000	1,100,000
Share Repurchase Program, Authorized, Amount			2,500,000	2,500,000
Temporary Equity, Carrying Amount, Attributable to Parent			4,962,000	4,962,000	4,827,000
Embedded Derivative, Gain (Loss) on Embedded Derivative, Net				(4,460,000)	(523,000)
Preferred Stock, Value, Issued			18,814,000	18,814,000	16,177,000
Accounts Payable and Accrued Liabilities			900,000	900,000	$ 700,000
Share-Based Payment Arrangement, Nonvested Award, Cost Not yet Recognized, Amount			$ 100,000	$ 100,000
Share-Based Compensation Arrangement by Share-Based Payment Award, Number of Shares Available for Grant (in shares)			0	0
Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other than Options, Grants in Period (in shares)				2,075,756	1,172,380
Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other than Options, Vested in Period (in shares)				1,850,576	2,136,679
Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other than Options, Forfeited in Period (in shares)				50,000	429,011
Stock Issued to Noncontrolling Owners (in shares)	4,300,000			3,200,000
Noncontrolling Interest, Increase from Sale of Parent Equity Interest	$ 1,500,000		$ 2,500,000
Share-Based Payment Arrangement, Employee [Member]
Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Outstanding, Weighted Average Remaining Contractual Term (Year)				4 years 1 month 17 days
Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Exercisable, Weighted Average Remaining Contractual Term (Year)				4 years 25 days
Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Outstanding, Intrinsic Value			100,000	$ 100,000
Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Exercisable, Intrinsic Value			0	0
Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Exercises in Period, Intrinsic Value				0	$ 0
Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Outstanding, Fair Value			8,300,000	8,300,000	9,100,000
Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Exercisable, Fair Value			8,500,000	$ 8,500,000	8,600,000
Share-Based Payment Arrangement, Nonemployee [Member]
Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Outstanding, Weighted Average Remaining Contractual Term (Year)				3 years 10 months 24 days
Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Outstanding, Intrinsic Value			0	$ 0
Share-Based Payment Arrangement, Option [Member] | Share-Based Payment Arrangement, Employee [Member]
Share-Based Payment Arrangement, Nonvested Award, Cost Not yet Recognized, Amount			100,000	$ 100,000
Share-Based Payment Arrangement, Nonvested Award, Cost Not yet Recognized, Period for Recognition (Year)				10 months 20 days
Share-Based Compensation Arrangement by Share-Based Payment Award, Award Vesting Period (Year)				4 years
Share-Based Compensation Arrangement by Share-Based Payment Award, Expiration Period (Year)				10 years
Shares Granted, Value, Share-Based Payment Arrangement, Forfeited				$ 600,000	$ 4,000,000
Restricted Stock Units (RSUs) [Member]
Share-Based Payment Arrangement, Nonvested Award, Cost Not yet Recognized, Amount			1,200,000	$ 1,200,000
Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other than Options, Grants in Period (in shares)				2,075,756	1,172,380
Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other than Options, Grants in Period, Weighted Average Grant Date Fair Value (in dollars per share)				$ 1.71	$ 1.73
Share-Based Payment Arrangement, Nonvested Award, Cost Not yet Recognized, Period for Recognition (Year)				8 months 12 days
Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other than Options, Vested in Period, Fair Value				$ 4,000,000	$ 2,300,000
Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other than Options, Forfeited in Period, Fair Value				100,000	1,100,000
Warrants Issued in Podcastone Common Stock and Reclassified to Equity [Member]
Warrants and Rights Outstanding			$ 5,900,000	$ 5,900,000
PodcastOne [Member]
Subsidiary, Ownership Percentage, Noncontrolling Owner	21.64%		26.50%	26.50%
The 2016 Equity Incentive Plan [Member]
Share-Based Compensation Arrangement by Share-Based Payment Award, Number of Shares Authorized (in shares)		17,600,000								12,600,000
Share-Based Compensation Arrangement by Share-Based Payment Award, Number of Additional Shares Authorized (in shares)		5,000,000
Share-Based Payment Arrangement, Expense				$ 7,900,000	3,000,000
Share-Based Payment Arrangement, Expense, Tax Benefit				$ 0	0
Sharebased Award Bonus						$ 1,100,000
Deferred Compensation Arrangement with Individual, Maximum Contractual Term (Year)				10 years
Share-Based Compensation Arrangement by Share-Based Payment Award, Number of Shares Available for Grant (in shares)			3,269,910	3,269,910
Podcastone 2022 Equity Plan [Member]
Share-Based Payment Arrangement, Nonvested Award, Cost Not yet Recognized, Amount			$ 1,900,000	$ 1,900,000
Share-Based Compensation Arrangement by Share-Based Payment Award, Number of Shares Authorized (in shares)							2,000,000
Share-Based Payment Arrangement, Expense				$ 1,300,000
Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other than Options, Grants in Period (in shares)				879,060
Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other than Options, Grants in Period, Weighted Average Grant Date Fair Value (in dollars per share)				$ 3.64
Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other than Options, Vested in Period (in shares)				287,500
Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other than Options, Forfeited in Period (in shares)				0
Share-Based Payment Arrangement, Nonvested Award, Cost Not yet Recognized, Period for Recognition (Year)				11 months 19 days
Series A Preferred Stock [Member]
Preferred Stock, Convertible, Conversion Price (in dollars per share)			$ 2.1	$ 2.1
Preferred Stock, Dividend Rate, Percentage				12.00%
Preferred Stock, Maximum Redemption Amount			$ 5,000,000	$ 5,000,000
Proceeds from Issuance of Mandatory Redeemable Capital Securities				$ 20,000,000
Accelerated Share Repurchases, Final Price Paid Per Share (in dollars per share)				$ 2.25
Shares Issued in Event of a Breach (in shares)			56,473	56,473
Temporary Equity, Carrying Amount, Attributable to Parent			$ 5,000,000	$ 5,000,000
Embedded Derivative, Fair Value of Embedded Derivative Liability			200,000	200,000
Embedded Derivative, Gain (Loss) on Embedded Derivative, Net				(200,000)	$ 200,000
Preferred Stock, Value, Issued			$ 16,200,000	$ 16,200,000