XML 74 R60.htm IDEA: XBRL DOCUMENT v3.3.1.900
Mortgage Loans Payable And Unsecured Credit Facilities (Narrative) (Details) - USD ($)
 12 Months Ended
Dec. 31, 2015
Dec. 31, 2014
Feb. 05, 2015
Line of Credit Facility [Line Items]      
Approximate amount of accumulated other comprehensive loss to be reclassified into earnings $ 3,200,000    
Interest Rate Swap [Member]      
Line of Credit Facility [Line Items]      
Fair value of interest rate swaps included in accounts payable and accrued liabilities 3,945,000    
Unsecured Credit Facility [Member]      
Line of Credit Facility [Line Items]      
Credit facility borrowing capacity     $ 310,000,000
Term loan amount $ 150,000,000   100,000,000
Revolving Credit Facility [Member]      
Line of Credit Facility [Line Items]      
Credit facility borrowing capacity     260,000,000
Credit facility expiration date Feb. 05, 2019    
Extension period 1 year    
Aggregate borrowing capacity including increase under accordion feature $ 750,000,000    
Basis spread on borrowings variable rate 1.35%    
Remaining borrowing capacity $ 182,000,000    
Minimum [Member] | Revolving Credit Facility [Member]      
Line of Credit Facility [Line Items]      
Basis spread on borrowings variable rate 1.35%    
Maximum [Member] | Revolving Credit Facility [Member]      
Line of Credit Facility [Line Items]      
Basis spread on borrowings variable rate 1.95%    
Term Loan [Member]      
Line of Credit Facility [Line Items]      
Basis spread on borrowings variable rate 1.30%    
Term Loan [Member] | Unsecured Credit Facility [Member]      
Line of Credit Facility [Line Items]      
Credit facility expiration date Feb. 05, 2020    
Term loan amount     50,000,000
Term Loan [Member] | Minimum [Member]      
Line of Credit Facility [Line Items]      
Basis spread on borrowings variable rate 1.30%    
Term Loan [Member] | Maximum [Member]      
Line of Credit Facility [Line Items]      
Basis spread on borrowings variable rate 1.90%    
Term Loan Maturing February 11, 2019 [Member]      
Line of Credit Facility [Line Items]      
Term loan amount $ 75,000,000    
Basis spread on borrowings variable rate 1.30%    
Debt term 5 years    
Loan maturity date Feb. 11, 2019    
Weighted-average interest rate 2.90%    
Term Loan Maturing February 11, 2019 [Member] | Minimum [Member]      
Line of Credit Facility [Line Items]      
Basis spread on borrowings variable rate 1.30%    
Term Loan Maturing February 11, 2019 [Member] | Maximum [Member]      
Line of Credit Facility [Line Items]      
Basis spread on borrowings variable rate 1.90%    
Term Loan Maturing February 11, 2021 [Member]      
Line of Credit Facility [Line Items]      
Term loan amount $ 75,000,000    
Basis spread on borrowings variable rate 1.70%    
Debt term 7 years    
Loan maturity date Feb. 11, 2021    
Weighted-average interest rate 4.00%    
Term Loan Maturing February 11, 2021 [Member] | Minimum [Member]      
Line of Credit Facility [Line Items]      
Basis spread on borrowings variable rate 1.70%    
Term Loan Maturing February 11, 2021 [Member] | Maximum [Member]      
Line of Credit Facility [Line Items]      
Basis spread on borrowings variable rate 2.30%    
Term Loan Maturing February 5, 2020 [Member]      
Line of Credit Facility [Line Items]      
Term loan amount     $ 50,000,000
Basis spread on borrowings variable rate 1.30%    
Debt term 5 years    
Loan maturity date Feb. 05, 2020    
Weighted-average interest rate 2.80%    
Term Loan Maturing February 5, 2020 [Member] | Minimum [Member]      
Line of Credit Facility [Line Items]      
Basis spread on borrowings variable rate 1.30%    
Term Loan Maturing February 5, 2020 [Member] | Maximum [Member]      
Line of Credit Facility [Line Items]      
Basis spread on borrowings variable rate 1.90%    
Term Loan Maturing February 5, 2022 [Member]      
Line of Credit Facility [Line Items]      
Term loan amount $ 50,000,000    
Basis spread on borrowings variable rate 1.55%    
Debt term 7 years    
Loan maturity date Feb. 05, 2022    
Weighted-average interest rate 3.30%    
Term Loan Maturing February 5, 2022 [Member] | Minimum [Member]      
Line of Credit Facility [Line Items]      
Basis spread on borrowings variable rate 1.55%    
Term Loan Maturing February 5, 2022 [Member] | Maximum [Member]      
Line of Credit Facility [Line Items]      
Basis spread on borrowings variable rate 2.15%    
Continuing Operations [Member]      
Line of Credit Facility [Line Items]      
Payments of early extinguishment of debt costs $ 105,000 $ 825,000