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Income Taxes (Details Textual) | 3 Months Ended | 6 Months Ended | 12 Months Ended
--- | --- | --- | ---
Dec. 31, 2017 USD ($) | Jan. 01, 2017 USD ($) Subsidiary | Dec. 31, 2017 USD ($) | Jan. 01, 2017 USD ($) Subsidiary | Jul. 01, 2018
MEXICO |  |  |  |  |
Income Tax [Line Items] |  |  |  |  |
Deferred tax liability, undistributed forreign earnings |  | $ 424,000 |  | $ 424,000 |
Number of subsidiaries | Subsidiary |  | 2 |  | 2 |
Foreign earnings repatriated |  | $ 15,000,000 |  | $ 15,000,000 |
2017 Tax Cuts and Jobs Act |  |  |  |  |
Income Tax [Line Items] |  |  |  |  |
U.S. Federal statutory tax rate effective January 1, 2018, which impacted our fiscal 2018 annual effective tax rate recorded in the current period |  |  | 21.00% |  |
Period, in years, over which the one-time transition tax on repatriated earnings of foreign subsidiaries is payable |  |  | 8 years |  |
Discrete net tax benefit recorded as a result of the 2017 Tax Cuts and Jobs Act. | $ 545,000 |  | $ 545,000 |  |
2017 Tax Cuts and Jobs Act | Scenario Forecast |  |  |  |  |
Income Tax [Line Items] |  |  |  |  |
Blended federal statutory tax rate |  |  |  |  | 28.00%

X
- Definition The blended Federal statutory tax rate based on the 2017 Tax Cuts and Jobs Act, which is based on the applicable statutory tax rates before and after the Act's effective date and the number of days in our fiscal year. + References No definition available. + Details
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- Definition Discrete net tax benefit recorded as a result of the 2017 Tax Cuts and Jobs Act, including the change in measurement of deferred tax assets and liabilities, the on-time transition tax on non-previously taxed post-1986 accumulated foreign earnings, and the change in our annualized effective tax rate. + References No definition available. + Details
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- Definition Percentage of domestic Federal statutory tax rate applicable to pretax income (loss) effective January 1, 2018, which rate impact is included in fiscal filers current fiscal period annual effective tax rate, as a result of the 2017 Tax Cut and Jobs Act. + References No definition available. + Details
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- Definition Amount of deferred tax liability attributable to taxable temporary differences from undistributed earnings of subsidiaries and other recognized entities not within the country of domicile of the entity. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 740 -SubTopic 10 -Section 25 -Paragraph 20 -URI http://asc.fasb.org/extlink&oid=68052875&loc=d3e28680-109314 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 740 -SubTopic 10 -Section 50 -Paragraph 6 -URI http://asc.fasb.org/extlink&oid=65882285&loc=d3e32621-109319 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 740 -SubTopic 10 -Section 50 -Paragraph 8 -URI http://asc.fasb.org/extlink&oid=65882285&loc=d3e32632-109319 + Details
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