Leases (Tables)

12 Months Ended

Jan. 31, 2012

Leases [Abstract]

Minimum future rental income to be received on non-cancelable operating leases

The following table summarizes the minimum future rental income to be received on non-cancelable operating leases of commercial properties that generally extend for periods of more than one year.

Years Ending January 31,
	(in thousands)
2013	$	489,753
2014		493,171
2015		470,152
2016		443,499
2017		417,523
Later years		2,144,100
	$	4,458,198

Reimbursements on commercial leases

Years Ended January 31,
	(in thousands)
2012	$	162,899
2011	$	205,446
2010	$	193,121

Minimum fixed rental payments under long-term leases

Minimum fixed rental payments under long-term leases (over one year) in effect at January 31, 2012 are as follows.

Years Ending January 31,
	(in thousands)
2013	$	6,333
2014		5,605
2015		4,700
2016		4,648
2017		4,720
Later years		81,020
	$	107,026

Rent expense

The following table summarizes rent expense.

Years Ended January 31,
	(in thousands)
2012	$	8,763
2011	$	19,428
2010	$	25,614