Stockholders' Equity	12 Months Ended
Mar. 31, 2023
Stockholders' Equity Attributable to Parent [Abstract]
Stockholders' Equity	Note 13. Stockholders’ Equity The following table lists the dividends that have been declared and issued for fiscal years 2023 and 2022. Common Stock Dividends Declared Date Per Share Amount Record Date Dividend Date August 18, 2022 $ 0.50 September 6, 2022 September 20, 2022 April 6, 2022 $ 0.50 April 18, 2022 April 29, 2022 October 6, 2021 $ 0.50 October 18, 2021 October 29, 2021 August 19, 2021 $ 0.50 September 7, 2021 September 21, 2021 June 9, 2021 $ 0.50 June 24, 2021 July 8, 2021 Non-Voting Common Stock Dividends Declared Date Per Share Amount Record Date Dividend Date March 3, 2023 $ 0.04 March 14, 2023 March 27, 2023 December 7, 2022 $ 0.04 December 19, 2022 December 30, 2022 As of March 31, 2023, no awards had been issued under the 2016 AMERCO Stock Option Plan. Creation of the Series N Non-Voting Common Stock Effective October 24, 2022, the Company created a new series of common stock, designated as Non-Voting Common Stock. The Non-Voting Common Stock has a par value of $ 0.001 per share, 250,000,000 shares authorized and trades on the New York Stock Exchange (“NYSE”) under the ticker symbol “UHAL.B”. Shares of the Company’s Voting Common Stock also trade on the NYSE under the ticker symbol ”UHAL.” 9-for-1 Stock Dividend Involving Non-Voting Common Stock On October 24, 2022, the Company issued shares of the Non-Voting Common Stock through a stock dividend, on a 9-for-1 basis, to then-existing holders of the Company’s Voting Common Stock. The shares of Non-Voting Common Stock were distributed after the close of trading on November 9, 2022, to stockholders of record of Voting Common Stock at the close of business on November 3, 2022. Trading of the 176,470,092 shares of Non-Voting Common Stock began on November 10, 2022. Dividend Policy for Non-Voting Common Stock In response to the Committee’s recommendation to consider a dividend policy, the Board adopted a dividend policy for the new Non-Voting Common Stock. Unless the Board in its sole discretion determines otherwise, it shall be the policy of the Company to declare and pay a quarterly cash dividend on each share of the Company’s Non-Voting Common Stock, in the amount of $ 0.04 per share. This policy commenced in the third quarter of fiscal year 2023. On December 19, 2022, the Company transferred the listings of both UHAL and UHAL.B to the NYSE from the NASDAQ Global Select Market.

Stockholders' Equity

12 Months Ended

Mar. 31, 2023

Stockholders' Equity Attributable to Parent [Abstract]

Note 13. Stockholders’ Equity The following table lists the dividends that have been declared and issued for fiscal years 2023 and 2022. Common Stock Dividends Declared Date Per Share Amount Record Date Dividend Date August 18, 2022 $ 0.50 September 6, 2022 September 20, 2022 April 6, 2022 $ 0.50 April 18, 2022 April 29, 2022 October 6, 2021 $ 0.50 October 18, 2021 October 29, 2021 August 19, 2021 $ 0.50 September 7, 2021 September 21, 2021 June 9, 2021 $ 0.50 June 24, 2021 July 8, 2021 Non-Voting Common Stock Dividends Declared Date Per Share Amount Record Date Dividend Date March 3, 2023 $ 0.04 March 14, 2023 March 27, 2023 December 7, 2022 $ 0.04 December 19, 2022 December 30, 2022 As of March 31, 2023, no awards had been issued under the 2016 AMERCO Stock Option Plan. Creation of the Series N Non-Voting Common Stock Effective October 24, 2022, the Company created a new series of common stock, designated as Non-Voting Common Stock. The Non-Voting Common Stock has a par value of $ 0.001 per share, 250,000,000 shares authorized and trades on the New York Stock Exchange (“NYSE”) under the ticker symbol “UHAL.B”. Shares of the Company’s Voting Common Stock also trade on the NYSE under the ticker symbol ”UHAL.” 9-for-1 Stock Dividend Involving Non-Voting Common Stock On October 24, 2022, the Company issued shares of the Non-Voting Common Stock through a stock dividend, on a 9-for-1 basis, to then-existing holders of the Company’s Voting Common Stock. The shares of Non-Voting Common Stock were distributed after the close of trading on November 9, 2022, to stockholders of record of Voting Common Stock at the close of business on November 3, 2022. Trading of the 176,470,092 shares of Non-Voting Common Stock began on November 10, 2022. Dividend Policy for Non-Voting Common Stock In response to the Committee’s recommendation to consider a dividend policy, the Board adopted a dividend policy for the new Non-Voting Common Stock. Unless the Board in its sole discretion determines otherwise, it shall be the policy of the Company to declare and pay a quarterly cash dividend on each share of the Company’s Non-Voting Common Stock, in the amount of $ 0.04 per share. This policy commenced in the third quarter of fiscal year 2023. On December 19, 2022, the Company transferred the listings of both UHAL and UHAL.B to the NYSE from the NASDAQ Global Select Market.