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Basis of Presentation and New Accounting Standards (Details) - USD ($) $ in Thousands |  |  | 9 Months Ended
--- | --- | --- | ---
Apr. 25, 2019 | Apr. 24, 2019 | Sep. 30, 2019
Basis Of Presentation And New Accounting Standards [Line Items] |  |  |
Proceeds from sale of business |  |  | $ 5,637
Sale of UK Subsidiary and Certain Assets [Member] | Loan and Security Agreement [Member] |  |  |
Basis Of Presentation And New Accounting Standards [Line Items] |  |  |
Proceeds from sale of business |  | $ 4,000 |
Payments for principal, interest and fees |  | $ 1,700 |
Sale of the Japanese Subsidiary and Certain Assets [Member] | Loan and Security Agreement [Member] |  |  |
Basis Of Presentation And New Accounting Standards [Line Items] |  |  |
Proceeds from sale of business | $ 3,000 |  |
Payments for principal, interest and fees | $ 1,400 |  |

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- Definition Cash payments for and related to principal collection on loans related to operating activities. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 25 -Subparagraph (g) -URI http://asc.fasb.org/extlink&oid=121586364&loc=d3e3536-108585 + Details
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