Nature of Operations and Liquidity (Details) - USD ($) $ / shares in Units, $ in Thousands		1 Months Ended			6 Months Ended
	Apr. 10, 2020	Mar. 17, 2021	Feb. 14, 2020	Dec. 27, 2019	Sep. 30, 2021	Sep. 30, 2020	Jul. 09, 2021	Jun. 30, 2021	Apr. 15, 2020
Nature of Operations and Liquidity [Abstract]
Accumulated deficit					$ (469,300)
Working capital					11,100
Aggregate principal amount							$ 7,800
Outstanding amount					0
Net cash provided by operating activities					9,358	$ (12,773)
Agreements included the sale in tranches (in Shares)		2,369
Cash consideration		$ 10,800
Recognized revenue					7,800
Maturity description				On December 27, 2019, the Company entered into, and on February 14, 2020 amended, (see Note 2 - Summary of Significant Accounting Policies), a stock purchase agreement (as so amended, the “Starrise Stock Purchase Agreement”) with BeiTai Investment LP (“BeiTai”), a related party for accounting purposes of Cinedigm and Aim Right Ventures Limited (“Aim Right”), two shareholders of Starrise Media Holdings Limited, a leading Chinese entertainment company (“Starrise”), to buy from them an aggregate of 410,901,000 outstanding Starrise ordinary shares (the “Starrise Share Acquisition”).
Number of shares acquired (in Shares)			162,162,162
Comon per share (in Dollars per share)			$ 1
Starrise shares issued amount					$ 11,200
Converted aggregate description	On April 10, 2020, the Company entered into another stock purchase agreement (the “April Starrise Stock Purchase Agreement”) with five (5) shareholders of Starrise - Bison Global Investment SPC - Bison Global No. 1 SP, Huatai Investment LP, Antai Investment LP, Mingtai Investment LP and Shangtai Asset Management LP, all of which are related parties to the Company to buy an aggregate of 223,380,000 outstanding Starrise ordinary shares from them and for the Company to issue to them an aggregate of 29,855,081 shares of its Common Stock as consideration therefor (the “April Starrise Share Acquisition”).
Stock purchase agreement, description					Starrise’s ordinary shares (HK 1616) are listed on the main board of the Stock Exchange of Hong Kong Limited. Based on the closing price of HKD 0.159 per share on November 11, 2021, calculated at an exchange rate of 7.8 Hong Kong Dollars to 1 US dollar, the market value of Cinedigm’s ownership in Starrise ordinary shares was approximately $7.4 million.
Received amount from east west bank									$ 2,200
Interest rate									1.00%
PPP Loan recognized gain								$ 2,200
Borrowings [Member]
Nature of Operations and Liquidity [Abstract]
Aggregate principal amount							$ 7,800
BeiTai [Member]
Nature of Operations and Liquidity [Abstract]
Number of shares issued for acquisition (in Shares)			21,646,604
Starrise shares issued amount					$ 25,000