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Name:	us-gaap_LossContingenciesLineItems
Namespace Prefix:	us-gaap_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

Commitments and Contingencies - Narrative (Details) - USD ($) $ in Thousands		3 Months Ended	6 Months Ended
	Jun. 24, 2019	Jun. 30, 2019	Jun. 30, 2019
Loss Contingencies [Line Items]
Losses from discontinued operations related to these claims		$ 12,000	$ 25,500
Settled Litigation \| University House Communities Group, Inc
Loss Contingencies [Line Items]
Litigation settlement, amount awarded to other party	$ 30,000