Business Combination (Details) - USD ($) $ in Millions		3 Months Ended
Feb. 13, 2018	Mar. 31, 2018
Business Combination (Details) [Line Items]
Business Combination, Acquisition Related Costs	$ 1.4	$ 0.5
Maximum [Member]
Business Combination (Details) [Line Items]
Finite-Lived Intangible Asset, Useful Life		11 years 9 months
Minimum [Member]
Business Combination (Details) [Line Items]
Finite-Lived Intangible Asset, Useful Life		1 year 109 days

This element represents acquisition-related costs incurred to effect a business combination which costs have been expensed during the period. Such costs include finder's fees; advisory, legal, accounting, valuation, and other professional or consulting fees; general administrative costs, including the costs of maintaining an internal acquisitions department; and may include costs of registering and issuing debt and equity securities.

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 805
-SubTopic 10
-Section 25
-Paragraph 23
-URI http://asc.fasb.org/extlink&oid=84229725&loc=d3e1043-128460

Name:	us-gaap_BusinessCombinationAcquisitionRelatedCosts
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration