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Note 8 - Contingent Liabilities (Detail) (USD $) In Millions, unless otherwise specified	Mar. 31, 2013
Product Liability Contingency, Coverage Amount	$ 5

X

- Definition

Product Liability Contingency, coverage.

+ References

No definition available.

+ Details

Name:	fhco_ProductLiabilityContingencyCoverageAmount
Namespace Prefix:	fhco_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant