Annual report pursuant to Section 13 and 15(d)

Funds Held for Others - Additional information (Detail)

v2.4.0.6
Funds Held for Others - Additional information (Detail) (USD $)
Dec. 31, 2012
Dec. 31, 2011
Restricted Cash and Cash Equivalents Items [Line Items]    
Tenant funds deposited in custodial account $ 34,400,000 $ 18,100,000
Restricted cash 35,202,000 19,098,000
Customer deposits 35,171,000 19,017,000
Originating Depository Financial Institution
   
Restricted Cash and Cash Equivalents Items [Line Items]    
Restricted cash 800,000 900,000
Customer deposits $ 700,000 $ 800,000