XML 107 R92.htm IDEA: XBRL DOCUMENT v3.20.4

Note 12 - Commitments and Contingencies (Details Textual) $ in Millions	12 Months Ended
	Dec. 31, 2018 USD ($)
Operating Lease, Expense	$ 3.8

X

- Definition

Amount of operating lease expense. Excludes sublease income.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 842
-SubTopic 20
-Section 45
-Paragraph 4
-Subparagraph (b)
-URI http://asc.fasb.org/extlink&oid=121603541&loc=SL77918638-209977

+ Details

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