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Related Party Transations (Table Text Block) | 6 Months Ended
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Sep. 30, 2017
Related Party Revenue [Abstract] |
Related Party Revenue |
|  | Quarter Ended September 30,
|  | 2017 |  | 2016
|  | (Unaudited)
|  | (In thousands)
U-Haul interest income revenue from SAC Holding Corporation | $ | 1,213 | $ | 1,232
U-Haul management fee revenue from Blackwater |  | 6,231 |  | 6,120
U-Haul management fee revenue from Mercury |  | 600 |  | 592
| $ | 8,044 | $ | 7,944
|  | Six Months Ended September 30,
|  | 2017 |  | 2016
|  | (Unaudited)
|  | (In thousands)
U-Haul interest income revenue from SAC Holding Corporation | $ | 2,418 | $ | 2,455
U-Haul management fee revenue from Blackwater |  | 12,393 |  | 12,140
U-Haul management fee revenue from Mercury |  | 1,200 |  | 1,176
| $ | 16,011 | $ | 15,771
Related Party costs and expenses | Related Party Costs and Expenses
|  | Quarter Ended September 30,
|  | 2017 |  | 2016
|  | (Unaudited)
|  | (In thousands)
U-Haul lease expenses to Blackwater | $ | 675 | $ | 684
U-Haul commission expenses to Blackwater |  | 17,556 |  | 17,128
| $ | 18,231 | $ | 17,812
|  | Six Months Ended September 30,
|  | 2017 |  | 2016
|  | (Unaudited)
|  | (In thousands)
U-Haul lease expenses to Blackwater | $ | 1,356 | $ | 1,372
U-Haul commission expenses to Blackwater |  | 33,442 |  | 32,881
| $ | 34,798 | $ | 34,253
Related party assets |
|  | September 30, |  | March 31,
|  | 2017 |  | 2017
|  | (Unaudited) |  |
|  | (In thousands)
U-Haul notes receivable from SAC Holding Corporation |  | 47,460 |  | 48,098
U-Haul interest receivable from SAC Holding Corporation |  | 5,614 |  | 5,397
U-Haul receivable from Blackwater |  | 22,357 |  | 23,202
U-Haul receivable from Mercury |  | 4,938 |  | 9,195
Other (a) |  | 554 |  | 276
| $ | 80,923 | $ | 86,168
(a) Timing differences for intercompany balances with insurance subsidiaries resulting from the three month difference in reporting periods.

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- Definition 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. + References No definition available. + Details
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- References No definition available. + Details
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- Definition Tabular disclosure of each detailed component of other operating costs and expenses that are applicable to sales and revenues, but not included in the cost of sales in the income statement. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 225 -SubTopic 10 -Section S99 -Paragraph 2 -Subparagraph (SX 210.5-03.3) -URI http://asc.fasb.org/extlink&oid=63488584&loc=d3e20235-122688 + Details
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- Definition Tabular disclosure of related party transactions. Examples of related party transactions include, but are not limited to, transactions between (a) a parent company and its subsidiary; (b) subsidiaries of a common parent; (c) and entity and its principal owners and (d) affiliates. + References No definition available. + Details
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