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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. Cash equivalents include, but are not limited to, short-term, highly liquid investments that are both readily convertible to known amounts of cash and so near their maturity that they present insignificant risk of changes in value because of changes in interest rates.","units":{"USD":[{"end":"2016-09-30","val":1954422,"accn":"0001493152-19-000485","fy":2018,"fp":"FY","form":"10-K","filed":"2019-01-11","frame":"CY2016Q3I"},{"end":"2017-09-30","val":2253952,"accn":"0001493152-19-000485","fy":2018,"fp":"FY","form":"10-K","filed":"2019-01-11","frame":"CY2017Q3I"},{"end":"2018-09-30","val":1957744,"accn":"0001493152-19-000485","fy":2018,"fp":"FY","form":"10-K","filed":"2019-01-11","frame":"CY2018Q3I"}]}},"CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect":{"label":"Cash, 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. Cash equivalents include, but are not limited to, short-term, highly liquid investments that are both readily convertible to known amounts of cash and so near their maturity that they present insignificant risk of changes in value because of changes in interest rates.","units":{"USD":[{"start":"2016-10-01","end":"2017-09-30","val":299530,"accn":"0001493152-19-000485","fy":2018,"fp":"FY","form":"10-K","filed":"2019-01-11","frame":"CY2017"},{"start":"2017-10-01","end":"2018-09-30","val":-296208,"accn":"0001493152-19-000485","fy":2018,"fp":"FY","form":"10-K","filed":"2019-01-11","frame":"CY2018"}]}},"CommonStockParOrStatedValuePerShare":{"label":"Common Stock, Par or Stated Value Per Share","description":"Face amount or stated value per share of common 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This item includes treasury stock repurchased by the entity. 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Depletion and Amortization, Nonproduction","description":"The current period expense charged against earnings on long-lived, physical assets not used in production, and which are not intended for resale, to allocate or recognize the cost of such assets over their useful lives; or to record the reduction in book value of an intangible asset over the benefit period of such asset; or to reflect consumption during the period of an asset that is not used in production.","units":{"USD":[{"start":"2016-10-01","end":"2017-09-30","val":528596,"accn":"0001493152-19-000485","fy":2018,"fp":"FY","form":"10-K","filed":"2019-01-11","frame":"CY2017"},{"start":"2017-10-01","end":"2018-09-30","val":197555,"accn":"0001493152-19-000485","fy":2018,"fp":"FY","form":"10-K","filed":"2019-01-11","frame":"CY2018"}]}},"DueFromRelatedPartiesCurrent":{"label":"Due from Related Parties, Current","description":"The aggregate amount of receivables to be collected from related parties where one party can exercise control or significant influence over another party; including affiliates, owners or officers and their immediate families, pension trusts, and so forth, at the financial statement date. which are usually due within one year (or one business cycle).","units":{"USD":[{"end":"2011-09-30","val":3000,"accn":"0000310056-12-000031","fy":2012,"fp":"FY","form":"10-K","filed":"2012-12-21","frame":"CY2011Q3I"},{"end":"2012-09-30","val":6000,"accn":"0000310056-12-000031","fy":2012,"fp":"FY","form":"10-K","filed":"2012-12-21"},{"end":"2012-09-30","val":6000,"accn":"0000310056-13-000030","fy":2013,"fp":"FY","form":"10-K","filed":"2013-12-30","frame":"CY2012Q3I"},{"end":"2013-09-30","val":3000,"accn":"0000310056-13-000030","fy":2013,"fp":"FY","form":"10-K","filed":"2013-12-30"},{"end":"2013-09-30","val":3000,"accn":"0000310056-15-000002","fy":2014,"fp":"FY","form":"10-K","filed":"2015-01-12","frame":"CY2013Q3I"},{"end":"2014-09-30","val":4000,"accn":"0000310056-15-000002","fy":2014,"fp":"FY","form":"10-K","filed":"2015-01-12","frame":"CY2014Q3I"}]}},"DueToRelatedPartiesCurrent":{"label":"Due to Related Parties, Current","description":"Carrying amount as of the balance sheet date of obligations due all related parties. For classified balance sheets, represents the current portion of such liabilities (due within one year or within the normal operating cycle if 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