Equity Investment RailAmerica Condensed Consolidated Statement of Comprehensive Income (Details) (RailAmerica [Member], USD $) In Thousands, unless otherwise specified	3 Months Ended
Dec. 28, 2012
RailAmerica [Member]
Net income	$ 15,806
Other comprehensive income/(loss):
Foreign currency translation adjustment	(2,150)
Actuarial gain associated with pension and postretirement benefit plans, net of tax provision of $53	166
Pension & postretirement benefits - tax (benefit)/provision	53
Other comprehensive loss	(1,984)
Comprehensive income	$ 13,822

The amount of comprehensive income (loss), net of tax, reported by an equity method investment of the entity.

No definition available.

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- Definition

The amount of other comprehensive income (loss) foreign currency transaction and translation adjustment, net of tax, reported by an equity method investment of the entity.

+ References

No definition available.

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The amount of other comprehensive (income) loss, net of tax, reported by an equity method investment of the entity.

+ References

No definition available.

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The amount of other comprehensive (income) loss related to pension and other postretirement benefit plans, adjustment, net of tax, reported by an equity method investment of the entity.

+ References

No definition available.

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- Definition

Amount of tax expense (benefit) reported by an equity method investment of the entity related to (increase) decrease in the value of the projected benefit obligation related to a change in an actuarial assumption and increase (decrease) in the value of the plan assets resulting from experience different from that assumed, that has not been recognized in net periodic benefit (cost) credit.

+ References

No definition available.

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- Definition

The amount of net income (loss) reported by an equity method investment of the entity.

+ References

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