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Cash Equivalents, Restricted Cash and Restricted Cash Equivalents, Period Increase (Decrease), Including Exchange Rate Effect","description":"Amount of increase (decrease) in cash, cash equivalents, and cash and cash equivalents restricted to withdrawal or usage; including effect from exchange rate change. Cash includes, but is not limited to, currency on hand, demand deposits with banks or financial institutions, and other accounts with general characteristics of demand deposits. 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0-Q","filed":"2020-02-05"},{"start":"2019-04-01","end":"2019-12-31","val":205000,"accn":"0000004457-21-000019","fy":2021,"fp":"Q3","form":"10-Q","filed":"2021-02-03"},{"start":"2019-10-01","end":"2019-12-31","val":0,"accn":"0000004457-20-000027","fy":2020,"fp":"Q3","form":"10-Q","filed":"2020-02-05","frame":"CY2019Q4"},{"start":"2019-04-01","end":"2020-03-31","val":205000,"accn":"0000004457-21-000040","fy":2021,"fp":"FY","form":"10-K","filed":"2021-05-26"},{"start":"2019-04-01","end":"2020-03-31","val":205000,"accn":"0000004457-22-000041","fy":2022,"fp":"FY","form":"10-K","filed":"2022-05-25","frame":"CY2019"},{"start":"2020-04-01","end":"2020-06-30","val":0,"accn":"0000004457-20-000073","fy":2021,"fp":"Q1","form":"10-Q","filed":"2020-08-05","frame":"CY2020Q2"},{"start":"2020-04-01","end":"2020-09-30","val":0,"accn":"0000004457-20-000091","fy":2021,"fp":"Q2","form":"10-Q","filed":"2020-11-04"},{"start":"2020-07-01","end":"2020-09-30","val":0,"accn":"0000004457-20-000091","fy":2021,"fp":"Q2","form":"10-Q","filed":"2020-11-04","frame":"CY2020Q3"},{"start":"2020-04-01","end":"2020-12-31","val":2880000,"accn":"0000004457-22-000011","fy":2022,"fp":"Q3","form":"10-Q","filed":"2022-02-09"},{"start":"2020-04-01","end":"2021-03-31","val":0,"accn":"0000004457-21-000040","fy":2021,"fp":"FY","form":"10-K","filed":"2021-05-26","frame":"CY2020"}]}},"OtherAssetsMiscellaneous":{"label":"Other 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