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Accounts Receivable (Narrative) (Details) | 12 Months Ended
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Aug. 31, 2018
Accounts Receivable [Abstract] |
Period of trade accounts receivable past due over, collectibility review | 90 days

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- Definition Period Past Due For Collectibility Of Trade Accounts Receivable + References No definition available. + Details
Name: | fc_PeriodPastDueForCollectibilityOfTradeAccountsReceivable
Namespace Prefix: | fc_
Data Type: | xbrli:durationItemType
Balance Type: | na
Period Type: | duration

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- References No definition available. + Details
Name: | us-gaap_ReceivablesAbstract
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration