Organization and significant accounting policies (Details)	13 Months Ended
	Oct. 31, 2013
S and A Commercial Associates Limited Partnership ("S and A")
Ownership Percentage	65.00%
Year acquired/organized	2000
Westwood Hills, LLC
Ownership Percentage	40.00%
Year acquired/organized	1994
Damascus Centre, LLC
Ownership Percentage	70.00%
Year acquired/organized	2003
Damascus Second, LLC
Ownership Percentage	70.00%
Year acquired/organized	2008
Wayne PSC, LLC
Ownership Percentage	40.00%
Year acquired/organized	2002
Pierre Towers, LLC
Ownership Percentage	100.00%
Year acquired/organized	2004
Grande Rotunda, LLC
Ownership Percentage	60.00%
Year acquired/organized	2005
WestFREIT Corp
Ownership Percentage	100.00%
Year acquired/organized	2007
WestFredic LLC
Ownership Percentage	100.00%
Year acquired/organized	2007