XML 23 R12.htm IDEA: XBRL DOCUMENT
v3.19.1

Long-term debt | 3 Months Ended
--- | ---
Mar. 31, 2019
Debt Disclosure [Abstract] |
Long-term debt | 6. Long-term debt As of March 31, 2019, the Company had no borrowings under its five year $125 million secured revolving credit facility. In addition, the Company had no borrowings on its €5.5 million ($6.2 million) available line of credit in Italy as of March 31, 2019. The Company is in compliance with all required financial covenants as of March 31, 2019.

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

X
- Definition The entire disclosure for long-term debt. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 470 -URI http://asc.fasb.org/topic&trid=2208564 + Details
Name: | us-gaap_LongTermDebtTextBlock
Namespace Prefix: | us-gaap_
Data Type: | nonnum:textBlockItemType
Balance Type: | na
Period Type: | duration