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Net Change In Operating Accounts
 6 Months Ended
Jun. 30, 2018
Increase (Decrease) in Operating Capital [Abstract]  
Net Change in Operating Accounts
11. Net Change in Operating Accounts
The effect of changes in the operating and other accounts on cash flows from operating activities is as follows:
  
Six Months Ended
June 30,
(in thousands)
2018
 
2017
Change in assets:
 
 
 
Other assets, net
$
2,280

 
$
(1,819
)
Change in liabilities:
 
 
 
Accounts payable and accrued expenses
(10,409
)
 
(15,453
)
Accrued real estate taxes
922

 
(482
)
Other liabilities
2,733

 
5,518

Other
1,403

 
1,439

Change in operating accounts and other
$
(3,071
)
 
$
(10,797
)