Statements of Cash Flows (Unaudited) (USD $) In Thousands, unless otherwise specified	6 Months Ended
	Mar. 31, 2014		Mar. 31, 2013
Cash flows from operating activities:
Net income	$ 4,044		$ 5,394
Adjustments to reconcile net income to net cash provided by continuing operating activities:
Depreciation, depletion and amortization	7,943		6,738
Deferred income taxes	151		1,545
Equity in loss of joint ventures	63		19
Loss (Gain) on sale of equipment and property	18		(1,812)
Stock-based compensation	960		726
Net changes in operating assets and liabilities:
Accounts receivable	(637)		11	[1]
Inventory of parts and supplies	24		(170)
Prepaid expenses and other current assets	1,743		1,933
Other assets	(985)		(1,049)
Accounts payable and accrued liabilities	(3,262)	[1]	(3,845)
Income taxes payable and receivable	(1,552)		(161)
Long-term insurance liabilities and other long-term liabilities	113		54
Net cash provided by operating activities	8,623		9,383
Cash flows from investing activities:
Purchase of transportation group property and equipment	(5,744)		(7,361)
Investments in developed property rentals segment	(4,798)		(5,571)	[1]
Transportation group business acquisition	(10,023)	[1]	0
Investment in joint ventures	(210)		(39)
Cash held in escrow	1,349		0
Proceeds from the sale of property, plant and equipment	500		2,677
Net cash used in investing activities	(18,926)		(10,294)
Cash flows from financing activities:
Repayment of long-term debt	(2,120)		(2,576)
Repurchase of Company Stock	0		(233)
Proceeds from borrowing on revolving credit facility	20,145		1,000
Payment on revolving credit facility	(8,300)		(1,000)
Excess tax benefits from exercises of stock options	539		539
Exercise of employee stock options	669		995
Net cash provided by (used in) financing activities	10,933		(1,275)
Net increase (decrease) in cash and cash equivalents	630		(2,186)
Cash and cash equivalents at beginning of period	502		6,713
Cash and cash equivalents at end of the period	$ 1,132		$ 4,527

[1] The Company recorded non-cash transactions for vacation liability of the transportation group business acquisition of $132 in the first six months of fiscal 2014 and a receivable on previously capitalized real estate taxes on the Anacostia property of $41 in the first six months of fiscal 2013.