The cash outflow associated with the purchase of or advances to an equity method investments, which are investments in joint ventures and entities in which the entity has an equity ownership interest normally of 20 to 50 percent and exercises significant influence.

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 230
-SubTopic 10
-Section 45
-Paragraph 13
-Subparagraph (b)
-URI http://asc.fasb.org/extlink&oid=98514028&loc=d3e3213-108585

Name:	us-gaap_PaymentsToAcquireEquityMethodInvestments
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

Subsequent Events - Narrative (Details) - USD ($) $ in Thousands		6 Months Ended
	Jul. 25, 2017	Jun. 30, 2017	Jun. 30, 2016
Subsequent Event [Line Items]
Payment to fund preferred equity investment		$ 11,122	$ 8,430
Multifamily \| Subsequent Event
Subsequent Event [Line Items]
Payment to fund preferred equity investment	$ 26,300