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Investments in Joint Ventures - Assets, Liabilities and Shareholders' Equity of Joint Venture (Detail) (USD $) In Thousands, unless otherwise specified	Sep. 30, 2013	Sep. 30, 2012
Assets:
Current assets (includes receivables from related parties of $636 and $271, respectively)	$ 9,431	$ 17,356
Noncurrent assets	36,840	39,455
Total assets	46,271	56,811
Liabilities and Shareholders' Equity:
Current liabilities (include liabilities to related parties of $19,278 and $18,534, respectively)	22,498	18,621
Noncurrent liabilities	0	10,850
Shareholders' equity	23,773	27,340
Total liabilities and shareholders' equity	$ 46,271	$ 56,811

The amount of assets reported by an equity method investment of the entity.

The amount of current assets reported by an equity method investment of the entity.

The amount of current liabilities reported by an equity method investment of the entity.

The amount of liabilities and equity reported by an equity method investment of the entity.

The amount of noncurrent assets reported by an equity method investment of the entity.

The amount of noncurrent liabilities reported by an equity method investment of the entity.