CONDENSED CONSOLIDATED STATEMENTS OF CASH FLOWS (unaudited) (USD $) In Thousands	3 Months Ended
	Jul. 31, 2011	Jul. 31, 2010
CASH FLOWS FROM OPERATING ACTIVITIES
Net Income	$ 1,573	$ 2,332
Adjustments to reconcile net income to net cash provided by operating activities:
Depreciation and amortization	15,301	15,534
Bad debt expense	85	0
Changes in other assets and liabilities:
Increase in receivable arising from straight-lining of rents	(419)	(453)
Increase in accounts receivable	(148)	(913)
Decrease (increase) in prepaid and other assets	354	(1,843)
Increase in tax, insurance and other escrow	(366)	(1,090)
Increase in deferred charges and leasing costs	(1,302)	(1,387)
Decrease in accounts payable, accrued expenses, and other liabilities	(4,733)	(3,570)
Net cash provided by operating activities	10,345	8,610
CASH FLOWS FROM INVESTING ACTIVITIES
Proceeds from real estate deposits	381	433
Payments for real estate deposits	(510)	(219)
Increase in other investments	2	0
Decrease in lender holdbacks for improvements	436	0
Proceeds from sale of real estate and other investments	4	0
Insurance proceeds received	50	3
Payments for acquisitions and improvements of real estate investments	(12,240)	(8,887)
Net cash used by investing activities	(11,881)	(8,670)
CASH FLOWS FROM FINANCING ACTIVITIES
Proceeds from mortgages payable	21,445	12,975
Principal payments on mortgages payable	(14,286)	(11,468)
Principal payments on revolving lines of credit and other debt	0	(22)
Proceeds from revolving lines of credit and other debt	4,000	0
Principal payments on notes payable	(10)	0
Proceeds from sale of common shares, net of issue costs	1,699	14,532
Repurchase of fractional shares and partnership units	(7)	(1)
Distributions paid to common shareholders, net of reinvestment of $2,742 and $2,589, respectively	(11,108)	(10,447)
Distributions paid to preferred shareholders	(593)	(593)
Distributions paid to noncontrolling interests - Unitholders of the Operating Partnership, net of reinvestment of $208 and $184, respectively	(3,216)	(3,330)
Distributions paid to noncontrolling interests - consolidated real estate entities	(245)	(300)
Distributions paid to redeemable noncontrolling interests - consolidated real estate entities	(27)	0
Net cash (used) provided by financing activities	(2,348)	1,346
NET (DECREASE) INCREASE IN CASH AND CASH EQUIVALENTS	(3,884)	1,286
CASH AND CASH EQUIVALENTS AT BEGINNING OF PERIOD	41,191	54,791
CASH AND CASH EQUIVALENTS AT END OF PERIOD	37,307	56,077
SUPPLEMENTARY SCHEDULE OF NON-CASH INVESTING AND FINANCING
Distribution reinvestment plan	2,742	2,589
Operating partnership distribution reinvestment plan	208	184
Operating partnership units converted to shares	999	1,776
Real estate investment acquired through assumption of indebtedness and accrued costs	0	4,288
Adjustments to accounts payable included within real estate investments	(1,843)	(1,352)
Fair value adjustments to redeemable noncontrolling interests	298	(393)
Involuntary conversion of assets due to flood damage	2,176	0
Construction debt reclassified to mortgages payable	2,000	0
Cash paid during the year for:
Interest on mortgages	14,751	16,365
Interest other	817	79
Cash paid during the period, total	$ 15,568	$ 16,444