Related Party Transations (Table Text Block)	3 Months Ended
Jun. 30, 2021
Related Party Revenue [Abstract]
Related Party Revenue	Quarter Ended June 30, 2021 2020 (Unaudited) (In thousands) U-Haul management fee revenue from Blackwater $ 7,180 $ 6,148 U-Haul management fee revenue from Mercury 1,269 1,199 $ 8,449 $ 7,347
Related Party costs and expenses	Quarter Ended June 30, 2021 2020 (Unaudited) (In thousands) U-Haul lease expenses to Blackwater $ 626 $ 657 U-Haul commission expenses to Blackwater 22,880 15,332 $ 23,506 $ 15,989
Related party assets	June 30, March 31, 2021 2021 (Unaudited) (In thousands) U-Haul receivable from Blackwater $ 28,840 $ 27,116 U-Haul receivable from Mercury 6,371 9,632 Other (a) (730) (1,353) $ 34,481 $ 35,395 (a)

The Company has not provided financial or other support explicitly or implicitly during the period ended to any of these entities that it was not previously contractually required to provide. The carrying amount and the classification of assets and liabilities in the Company's balance sheet that related to the Company's variable interest in the Blackwater's entities are noted here, which approximate the maximum exposure to loss as a result of the Company's involvement with these entities.

No definition available.

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