Related Party Transactions (Details) (USD $) In Millions, unless otherwise specified	12 Months Ended			0 Months Ended		12 Months Ended
	Dec. 31, 2013 item	Dec. 31, 2012	Dec. 31, 2011	Oct. 18, 2013 PSB Loan [Member]	Oct. 02, 2013 PSB Loan [Member]	Dec. 31, 2013 PS Canada [Member]	Dec. 31, 2012 PS Canada [Member]	Dec. 31, 2013 PSB [Member]	Dec. 31, 2012 PSB [Member]
Related Party [Line Items]
Hughes Family percentage ownership of common shares outstanding	15.80%
Number of self-storage facilities Hughes Family owns and operates in Canada	54
Tenants reinsurance premiums earned by Public Storage from the Canadian facilities Hughes Family has an interest in	$ 0.5	$ 0.6	$ 0.6
The percentage ownership that third party has in Stor-RE, a consolidated entity							2.20%		4.00%
Acquisition cost						0.6		1.1
Amount borrowed					100.0
Stated note rate	6.20%		5.50%	1.388%
Interest paid				$ 0.1