Quarterly report pursuant to Section 13 or 15(d)

Unsecured Lines Of Credit Payable (Narrative) (Details)

v2.3.0.15
Unsecured Lines Of Credit Payable (Narrative) (Details) (USD $)
In Millions
Sep. 30, 2011
Credit Facility No. 1 [Member]
 
Line of Credit Facility [Line Items]  
Committed capacity $ 75.0
Credit Facility No. 2 [Member]
 
Line of Credit Facility [Line Items]  
Committed capacity $ 400.0