Statements of Cash Flows (USD $) In Thousands, unless otherwise specified	3 Months Ended
	Dec. 31, 2011		Dec. 31, 2010
Cash flows from operating activities:
Net income	$ 2,124		$ 6,395
Adjustments to reconcile net income to net cash provided by continuing operating activities:
Depreciation, depletion and amortization	3,083		3,208
Equity in loss of joint venture	7		0
(Gain) on sale of equipment and property	(1,051)		(12)
(Income) from discontinued operations, net	1		(4,927)
Stock-based compensation	136		132
Net changes in operating assets and liabilities:
Accounts receivable	234	[1]	(539)
Inventory of parts and supplies	132		(304)
Prepaid expenses and other current assets	894		975
Other assets	(368)		363
Accounts payable and accrued liabilities	(870)		(2,066)
Income taxes payable and receivable	1,014		753	[1]
Long-term insurance liabilities and other long-term liabilities	30		54
Net cash provided by operating activities of continuing operations	5,366		4,032
Net cash provided by operating activities of discontinued operations	4		293
Net cash provided by operating activities	5,370		4,325
Cash flows from investing activities:
Purchase of transportation group property and equipment	(4,789)	[1]	(1,796)
Investments in mining royalty land segment	0		0
Investments in developed property rentals segment	(2,589)		(2,719)	[1]
Investment in joint venture	(70)		(114)
Proceeds from the sale of property, plant and equipment	1,069		23
Proceeds received on note for sale of SunBelt	0		309
Net cash used in investing activities	(6,379)		(4,297)
Cash flows from financing activities:
Repayment of long-term debt	(1,195)		(1,119)
Repurchase of Company Stock	(137)		(955)
Excess tax benefits from exercises of stock options and vesting of restricted stock	145		155
Exercise of employee stock options	220		159
Net cash used in financing activities	(967)		(1,760)
Net (decrease) in cash and cash equivalents	(1,976)		(1,732)
Cash and cash equivalents at beginning of period	21,026		17,151
Cash and cash equivalents at end of the period	$ 19,050		$ 15,419

[1] The Company recorded non-cash transactions in fiscal 2012 for a $2,043 receivable on previously capitalized real estate taxes on the Anacostia property and in fiscal 2011 from an exchange of real estate of $4,941 along with a related deferred tax liability of $1,792 and a $2,053 permanent tax benefit on the value of donated minerals and aggregates which was recorded as a $342 receivable and $1,711 deferred tax.