INVESTMENT MANAGEMENT AGREEMENT (Detail Textuals) (Investment Management Agreement, LaGrange Capital Administration, L.L.C., Subsequent event)	0 Months Ended
Apr. 16, 2013
Investment Management Agreement \| LaGrange Capital Administration, L.L.C. \| Subsequent event
Agreement [Line Items]
Asset-based fee, percentage of 'Average Account (NAV)'	1.00%
Performance fee, percentage of increase in 'Annual Account (NAV)'	20.00%
Period of prior written notice for cash withdrawals	45 days
Notice period for termination of agreement	60 days
Extended term of agreement	1 year

Represents the performance fee in percentages equal to the increase (if any) in the Account NAV over an annual period.

No definition available.

Name:	ford_PerformanceFeeInPercentageOfIncreaseInAnnualAccountNetAssetValue
Namespace Prefix:	ford_
Data Type:	num:percentItemType
Balance Type:	na
Period Type:	duration