Basis of Presentation (Details)	6 Months Ended
Jun. 30, 2018 USD ($)
Cash Flow Depreciation presentation reclassification [Member]
Error Corrections and Prior Period Adjustments Restatement [Line Items]
Cash Flow Depreciation Reclassification	$ 5.4

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

No definition available.

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