Interest and Other Income, net - Schedule Of Interest And Other Income, net (Parenthetical) (Details) $ in Thousands	3 Months Ended
Mar. 31, 2016 USD ($)
Schedule Of Investment Income Reported Amounts By Category [Line Items]
Preferred equity investment income	$ 1,416
PGRESS Equity Holdings L.P
Schedule Of Investment Income Reported Amounts By Category [Line Items]
Preferred equity investment income	$ 345

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

No definition available.

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