CONDENSED CONSOLIDATED STATEMENTS OF CASH FLOWS (USD $)	9 Months Ended
	Jun. 30, 2011	Jun. 30, 2010
Cash flows from operating activities:
Net earnings	$ 980,000	$ 4,609,000
Adjustments to reconcile net earnings to net cash provided by operating activities:
Depletion, depreciation, and amortization	7,334,000	6,817,000
Share-based compensation expense (benefit)	972,000	(89,000)
Retirement benefits expense	564,000	599,000
Deferred income tax expense	552,000	867,000
Reduction of carrying value of assets	311,000	798,000
Accretion of asset retirement obligation	256,000	236,000
Asset retirement obligation payments	(36,000)	(56,000)
Foreign exchange gain	(119,000)
Share-based compensation payments	(130,000)
Retirement plan contributions	(254,000)	(256,000)
Sale of interest in leasehold land, net	(1,245,000)	(3,347,000)
Sale of development rights, net	(2,497,000)	(2,497,000)
Additions to real estate held for sale		(44,000)
Increase (decrease) from changes in current assets and liabilities	7,166,000	(738,000)
Net cash provided by operating activities	13,854,000	6,899,000
Cash flows from investing activities:
Proceeds from sale of development rights, net of fees paid	2,497,000	2,497,000
Proceeds from sale of interest in leasehold land, net of fees paid	1,245,000	3,347,000
Proceeds from gas over bitumen royalty adjustments	72,000	97,000
Proceeds from sale of oil and natural gas properties		733,000
Return of capital distribution from joint venture		45,000
Capital expenditures - oil and natural gas	(7,377,000)	(2,900,000)
Capital expenditures - all other	(2,075,000)	(1,038,000)
Net cash (used in) provided by investing activities	(5,638,000)	2,781,000
Cash flows from financing activities:
Repayments of long-term debt	(1,758,000)	(4,500,000)
Contributions from non-controlling interests	280,000	781,000
Proceeds from exercise of stock options		59,000
Payment of loan commitment fees	(63,000)	(104,000)
Distributions to non-controlling interests	(740,000)	(1,247,000)
Net cash used in financing activities	(2,281,000)	(5,011,000)
Effect of exchange rate changes on cash and cash equivalents	160,000	(225,000)
Net increase in cash and cash equivalents	6,095,000	4,444,000
Cash and cash equivalents at beginning of period	10,674,000	6,879,000
Cash and cash equivalents at end of period	$ 16,769,000	$ 11,323,000