XML 53 R43.htm IDEA: XBRL DOCUMENT
v3.10.0.1

INCOME TAXES (Uncertain Tax Positions) (Details) - USD ($) $ in Millions | Jun. 30, 2018 | Mar. 31, 2018 | Dec. 31, 2016
--- | --- | --- | ---
Income taxes |  |  |
Reserve for uncertain tax positions | $ 0.9 | $ 0.9 |
Maximum |  |  |
Income taxes |  |  |
Reserve for uncertain tax positions |  |  | $ 0.1

X
- Definition 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. + References No definition available. + Details
Name: | us-gaap_IncomeTaxContingencyLineItems
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Amount of unrecognized tax benefits. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 740 -SubTopic 10 -Section 50 -Paragraph 15A -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=84230637&loc=SL6600010-109319 + Details
Name: | us-gaap_UnrecognizedTaxBenefits
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Details
Name: | us-gaap_RangeAxis=us-gaap_MaximumMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |