Recent Transactions (Rockpoint Transaction) (Narrative) (Details) - USD ($) $ in Thousands |
12 Months Ended | |||
---|---|---|---|---|
Mar. 10, 2017 |
Feb. 27, 2017 |
Dec. 31, 2018 |
Dec. 31, 2017 |
|
Preferred Units [Line Items] | ||||
Assets | $ 1,115,458 | $ 1,139,322 | ||
Mortgages and loans payable | 686,797 | 689,412 | ||
Other liabilities | 67,072 | 80,746 | ||
RRLP [Member] | ||||
Preferred Units [Line Items] | ||||
Assets | 2,300,000 | 1,900,000 | ||
Mortgages and loans payable | 1,100,000 | 769,700 | ||
Other liabilities | 57,000 | $ 95,900 | ||
Investment Agreement [Member] | Rockpoint [Member] | ||||
Preferred Units [Line Items] | ||||
Incremental closing payments, Limited Partnership interest | $ 150,000 | 105,000 | ||
Investment Agreement [Member] | Rockpoint [Member] | Minimum [Member] | ||||
Preferred Units [Line Items] | ||||
Incremental closing payments, Limited Partnership interest | $ 10,000 | |||
Investment Agreement [Member] | Rockpoint [Member] | Maximum [Member] | ||||
Preferred Units [Line Items] | ||||
Contributed amount to obtain equity units | $ 300,000 |