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v3.19.1

Fair Value of Financial Instruments (Details) | 12 Months Ended
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Dec. 31, 2018 USD ($) | Dec. 31, 2017 USD ($) | Dec. 31, 2016 USD ($)
Fair value of financial instruments: |  |  |
Derivative, Net Hedge Ineffectiveness Gain (Loss) | $ 0 | $ 0 | $ 0
Derivative Instruments, Gain (Loss) Recognized in Other Comprehensive Income (Loss), Effective Portion, Net | (385,000) | 517,000 | (289,000)
Cost of Sales [Member] |  |  |
Fair value of financial instruments: |  |  |
Derivative Instruments, Gain (Loss) Reclassified from Accumulated OCI into Income, Effective Portion, Net | 68,000 | 445,000 | 12,000
Selling, General and Administrative Expenses [Member] |  |  |
Fair value of financial instruments: |  |  |
Derivative Instruments, Gain (Loss) Reclassified from Accumulated OCI into Income, Effective Portion, Net | $ 0 | $ 67,000 | 2,000
Assets [Member] |  |  |
Fair value of financial instruments: |  |  |
Description of Location of Foreign Currency Derivatives on Balance Sheet | Prepaid expense other current assets | Prepaid expense other current assets |
Foreign Currency Contract, Asset, Fair Value Disclosure | $ 0 | $ 0 |
Derivative, Notional Amount | $ 0 | $ 0 |
Liability [Member] |  |  |
Fair value of financial instruments: |  |  |
Description of Location of Foreign Currency Derivatives on Balance Sheet | Accrued liabilities other | Accrued liabilities other |
Foreign Currency Contracts, Liability, Fair Value Disclosure | $ 750,000 | $ 298,000 |
Derivative, Notional Amount | 27,588,000 | 8,766,000 |
Interest Rate Swap [Member] |  |  |
Fair value of financial instruments: |  |  |
Derivative Instruments, Gain (Loss) Recognized in Other Comprehensive Income (Loss), Effective Portion, Net | (223,000) | 0 | 0
Interest Rate Swap [Member] | Interest Expense [Member] |  |  |
Fair value of financial instruments: |  |  |
Derivative Instruments, Gain (Loss) Reclassified from Accumulated OCI into Income, Effective Portion, Net | (159,000) | 0 | $ 0
Interest Rate Swap [Member] | Assets [Member] |  |  |
Fair value of financial instruments: |  |  |
Derivative, Notional Amount | $ 0 | 0 |
Description of Location of Interest Rate Derivatives on Balance Sheet | Other non-current assets |  |
Interest Rate Derivatives, at Fair Value, Net | $ 0 | 0 |
Interest Rate Swap [Member] | Liability [Member] |  |  |
Fair value of financial instruments: |  |  |
Derivative, Notional Amount | $ 32,375,000 | 0 |
Description of Location of Interest Rate Derivatives on Balance Sheet | Other non-current liabilities |  |
Interest Rate Derivatives, at Fair Value, Net | $ 65,000 | $ 0 |
Interest Rate Swap [Member] |  |  |
Fair value of financial instruments: |  |  |
Debt instrument, face amount | $ 35,000,000 |  |
Derivative, Fixed Interest Rate | 2.49% |  |
MEXICO | Minimum [Member] |  |  |
Fair value of financial instruments: |  |  |
Derivative, Forward Exchange Rate | 19.52 | 19.17 |
MEXICO | Maximum [Member] |  |  |
Fair value of financial instruments: |  |  |
Derivative, Forward Exchange Rate | 20.47 | 20.41 |
CANADA | Minimum [Member] |  |  |
Fair value of financial instruments: |  |  |
Derivative, Forward Exchange Rate | 1.28 |  |
CANADA | Maximum [Member] |  |  |
Fair value of financial instruments: |  |  |
Derivative, Forward Exchange Rate | 1.33 |  |

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- Definition Aggregate notional amount specified by the derivative(s). Expressed as an absolute value. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Article 12 -Section 13 -Sentence Column B + Details
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- Definition Face (par) amount of debt instrument at time of issuance. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 835 -SubTopic 30 -Section 55 -Paragraph 8 -URI http://asc.fasb.org/extlink&oid=64930739&loc=d3e28878-108400 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 835 -SubTopic 30 -Section 45 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=64930785&loc=d3e28551-108399 + Details
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- Definition The effective portion of net gain (loss) reclassified from accumulated other comprehensive income into income on derivative instruments designated and qualifying as hedging instruments. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 815 -SubTopic 10 -Section 50 -Paragraph 4C -Subparagraph (c) -URI http://asc.fasb.org/extlink&oid=84234895&loc=SL5624171-113959 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 815 -SubTopic 10 -Section 50 -Paragraph 4D -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=84234895&loc=SL5624177-113959 + Details
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- Definition The effective portion of gains and losses (net) on derivative instruments designated and qualifying as hedging instruments that was recognized in other comprehensive income during the current period. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 815 -SubTopic 10 -Section 50 -Paragraph 4C -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=84234895&loc=SL5624171-113959 + Details
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