Carrying value as of the balance sheet date of current portion of long-term loans payable to bank due within one year or the operating cycle if longer.

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 210
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SX 210.5-02(19))
-URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682

Name:	us-gaap_LoansPayableToBankCurrent
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

Debt - Narrative (Details) $ in Millions	Jun. 30, 2017	Dec. 31, 2016	Jun. 30, 2016 USD ($)
Brazil
Principal amount outstanding			$ 280.7
Principal amount outstanding			$ 318.0
Forecast
Net debt to EBITDA ratio (no greater than)	2.5	3.5