Subsequent Events - Real Estate (Details) - USD ($) $ in Thousands	1 Months Ended	3 Months Ended	6 Months Ended
Jul. 31, 2016	Jun. 30, 2016	Jun. 30, 2016
Real Estate Investments
Loss on sale of real estate		$ (1,802)	$ (1,802)
Investment Commitment		$ 215,619	$ 215,619
New Jersey \| Subsequent Event \| Schools
Real Estate Investments
Sales price	$ 3,850
Loss on sale of real estate	$ 192

The difference between the carrying value and the sale price of real estate or properties that were intended to be sold or held for capital appreciation or rental income. This element refers to the gain (loss) included in earnings and not to the cash proceeds of the sale. This element is a noncash adjustment to net income when calculating net cash generated by operating activities using the indirect method.

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 230
-SubTopic 10
-Section 45
-Paragraph 28
-URI http://asc.fasb.org/extlink&oid=56944662&loc=d3e3602-108585

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