CONSOLIDATED STATEMENTS OF CASH FLOWS (USD $) In Thousands, unless otherwise specified	6 Months Ended
	Oct. 31, 2014	Oct. 31, 2013
CASH FLOWS FROM OPERATING ACTIVITIES
Net income	$ 5,671	$ 13,513
Adjustments to reconcile net income to net cash provided by operating activities:
Depreciation and amortization	35,474	37,988
Loss (gain) on sale of real estate, land, other investments and discontinued operations	1,762	(6,641)
Gain on involuntary conversion	0	(966)
Share-based compensation expense	1,675	0
Impairment of real estate investments	5,565	1,860
Bad debt expense	455	214
Changes in other assets and liabilities:
Increase in receivable arising from straight-lining of rents	(270)	(1,352)
Decrease (increase) in accounts receivable	4,457	(1,095)
Decrease in prepaid and other assets	2,181	(2,534)
Decrease (increase) in tax, insurance and other escrow	323	(343)
Increase in deferred charges and leasing costs	(1,976)	(1,834)
Decrease in accounts payable, accrued expenses and other liabilities	(3,096)	(2,629)
Net cash provided by operating activities	52,221	36,181
CASH FLOWS FROM INVESTING ACTIVITIES
Proceeds from real estate deposits	245	676
Payments for real estate deposits	(5,024)	(710)
Decrease in lender holdbacks for improvements	4,840	1,610
Increase in lender holdbacks for improvements	(621)	(562)
Proceeds from sale of discontinued operations	0	67,478
Proceeds from sale of real estate and other investments	17,106	0
Insurance proceeds received	2,102	985
Payments for acquisitions of real estate assets	(23,142)	(32,369)
Payments for development and re-development of real estate assets	(87,388)	(63,170)
Payments for improvements of real estate assets	(15,628)	(15,580)
Net cash used by investing activities	(107,510)	(41,642)
CASH FLOWS FROM FINANCING ACTIVITIES
Proceeds from mortgages payable	43,500	32,083
Principal payments on mortgages payable	(40,922)	(60,136)
Proceeds from revolving lines of credit and other debt	79,560	22,785
Principal payments on revolving lines of credit and other debt	(17,000)	(17,143)
Proceeds from financing liability	0	7,900
Proceeds from sale of common shares under distribution reinvestment and share purchase program	26,731	25,586
Proceeds from noncontrolling partner - consolidated real estate entities	1,551	416
Distributions paid to common shareholders, net of reinvestment of $7,725 and $7,102, respectively	(21,759)	(19,781)
Distributions paid to preferred shareholders	(5,757)	(5,757)
Distributions paid to noncontrolling interests - Unitholders of the Operating Partnership, net reinvestment of $365 and $333, respectively	(4,513)	(5,338)
Distributions paid to noncontrolling interests - consolidated real estate entities	(370)	(560)
Net cash (used) provided by financing activities	61,021	(19,945)
NET INCREASE (DECREASE) IN CASH AND CASH EQUIVALENTS	5,732	(25,406)
CASH AND CASH EQUIVALENTS AT BEGINNING OF PERIOD	47,267	94,133
CASH AND CASH EQUIVALENTS AT END OF PERIOD	52,999	68,727
SUPPLEMENTARY SCHEDULE OF NON-CASH INVESTING AND FINANCING
Distribution reinvestment plan	7,725	7,102
Operating partnership distribution reinvestment plan	365	333
Operating partnership units converted to shares	37,700	946
Shares issued under the Incentive Award Plan	860	112
Shares issued under the Incentive Award Plan	860	112
Real estate assets acquired through the issuance of operating partnership units	100	3,480
Real estate assets acquired through assumption of indebtedness and accrued costs	12,169	0
Increase (decrease) to accounts payable included within real estate investments	9,569	9,606
Real estate assets contributed by noncontrolling interest - consolidated real estate entities	2,206	2,900
Cash paid during the year for:
Cash paid for interest, net of amounts capitalized of $2,232 and $1,360, respectively	$ 26,128	$ 27,470