Subsequent Events (Details) $ in Millions	12 Months Ended
Dec. 31, 2017 USD ($)	Aug. 01, 2018 facility
AFP, Inc \| Subsequent Event
Subsequent Event [Line Items]
Facilities in which the entity operates \| facility		6
AFP, Inc
Subsequent Event [Line Items]
Net sales generated \| $	$ 125

Aggregate revenue during the period from the sale of goods in the normal course of business, after deducting returns, allowances and discounts.

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 225
-SubTopic 10
-Section S99
-Paragraph 2
-Subparagraph (SX 210.5-03.1(a))
-URI http://asc.fasb.org/extlink&oid=63488584&loc=d3e20235-122688

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