Consolidated Statements of Cash Flows (USD $) In Thousands	3 Months Ended
	Jul. 31, 2011	Jul. 31, 2010
CASH FLOWS FROM OPERATING ACTIVITIES:
Net loss	$ (279)	$ (498)
Adjustments to reconcile net loss to net cash provided by operating activities:
Depreciation and amortization	1,365	1,545
Non-cash credits and charges:
(Gain) loss on disposition of assets	(17)	4
Provision for (recoveries of) doubtful accounts	2	(63)
Pension accrual	118	161
Changes in assets and liabilities:
Receivables	2,238	(1,801)
Income taxes receivable	(496)	(566)
Real estate inventory and investment assets	(126)	124
Intangible and other assets	408	247
Accounts payable and accrued expenses	(877)	2,278
Deferred income taxes and other long-term liabilities	293	208
Total adjustments	2,908	2,137
Net cash provided by operating activities	2,629	1,639
CASH FLOWS FROM INVESTING ACTIVITIES:
Capital expenditures - property, plant and equipment	(528)	(135)
Proceeds from the disposition of assets	96	0
Net cash used in investing activities	(432)	(135)
CASH FLOWS FROM FINANCING ACTIVITIES:
Proceeds from debt financing	3,370	6,611
Principal debt payments	(4,035)	(7,349)
Net cash used in financing activities	(665)	(738)
INCREASE IN CASH AND CASH EQUIVALENTS	1,532	766
CASH AND CASH EQUIVALENTS, beginning of period	25,756	25,531
CASH AND CASH EQUIVALENTS, end of period	27,288	26,297
SUPPLEMENTAL CASH FLOW INFORMATION:
Interest paid - net of amounts capitalized	373	485
Income taxes paid - net of refunds	$ 54	$ 109