Amount of loss contingency liability.

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 450
-SubTopic 20
-Section 50
-Paragraph 1
-URI http://asc.fasb.org/extlink&oid=118942415&loc=d3e14326-108349

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

Recent Litigation (Details) $ in Thousands	Jul. 24, 2019 USD ($)	Nov. 21, 2017 employee	Sep. 30, 2019 USD ($)
Recent Litigation
Number of employees filed suit \| employee		3
Litigation reserve			$ 990
Litigation settlement agreed amount	$ 990