Amount of assets held-for-sale that are not part of a disposal group.

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 360
-SubTopic 10
-Section 15
-Paragraph 4
-Subparagraph (b)(2)
-URI http://asc.fasb.org/extlink&oid=77912953&loc=d3e400-110220

Name:	us-gaap_AssetsHeldForSaleNotPartOfDisposalGroup
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

Subsequent Events - Narrative (Details) - USD ($) $ in Millions	Feb. 26, 2018	Dec. 31, 2017	Jun. 30, 2017
Subsequent Event [Line Items]
Property plant and equipment, held for sale		$ 0.5	$ 0.9
Arizona \| Subsequent Event
Subsequent Event [Line Items]
Sales price	$ (1.1)