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Debt (Narrative) (Details) ¥ in Thousands, kr in Thousands, $ in Thousands |  |  | 3 Months Ended |  |  |  |  |  |
--- | --- | --- | --- | --- | --- | --- | --- | --- | ---
Feb. 28, 2022 USD ($) | Jun. 30, 2020 | Mar. 31, 2022 USD ($) | Mar. 31, 2022 SEK (kr) | Mar. 31, 2021 USD ($) | Mar. 31, 2022 SEK (kr) | Mar. 31, 2022 CNY (¥) | Feb. 27, 2022 USD ($) | Dec. 31, 2021 USD ($) | Dec. 31, 2021 SEK (kr) | Dec. 31, 2021 CNY (¥) | Dec. 31, 2020 | Jun. 26, 2020 USD ($) | Jun. 05, 2019 USD ($)
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |
Borrowings outstanding |  |  | $ 147,745 |  |  |  |  |  | $ 163,957 |  |  |  |  |
Subsidiary borrowed |  |  |  |  | $ 20,500 |  |  |  |  |  |  |  |  |
Repayments of credit line |  |  | 16,000 |  | $ 3,000 |  |  |  |  |  |  |  |  |
Cash and cash equivalents |  |  | 41,388 |  |  |  |  |  | 85,547 |  |  |  |  |
Bridge Loan [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |
Line of credit facility, maximum borrowing capacity |  |  |  |  |  |  |  | $ 40,000 |  |  |  |  |  |
Revolving Credit Facility [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |
Line of credit facility, maximum borrowing capacity |  |  |  |  |  |  |  | $ 400,000 |  |  |  |  |  | $ 400,000
Increase in maximum borrowing capacity of credit facility |  |  |  |  |  |  |  |  |  |  |  |  |  | $ 150
Borrowings outstanding |  |  | $ 147,745 |  |  |  |  |  | 163,957 |  |  |  |  |
Outstanding credit lines interest rate |  |  | 2.85% | 2.85% |  |  |  |  |  |  |  |  |  |
Debt instrument covenant default of other debt maximum amount |  |  | $ 30,000 |  |  |  |  |  |  |  |  |  |  |
Debt instrument covenant uninsured asset losses maximum amount |  |  | $ 30,000 |  |  |  |  |  |  |  |  |  |  |
Revolving Credit Facility [Member] | Minimum [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |
Long-term debt, weighted average interest rate |  |  | 2.85% |  |  | 2.85% | 2.85% |  |  |  |  |  |  |
Suzhou Short-Term Credit Line [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |
Line of credit facility, maximum borrowing capacity |  |  | $ 7,887 |  |  |  | ¥ 50,000 |  | 7,871 |  |  |  |  |
Borrowings outstanding |  |  | $ 3,155 |  |  |  |  |  | $ 3,149 |  |  |  |  |
Outstanding credit lines weighted-average interest rate |  |  |  |  |  |  |  |  | 4.15% | 4.15% | 4.15% |  |  |
Suzhou Short-Term Credit Line [Member] | Maximum [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |
Short-term debt, weighted average interest rate |  |  | 4.30% |  |  | 4.30% | 4.30% |  |  |  |  |  |  |
Suzhou Short-Term Credit Line [Member] | Minimum [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |
Outstanding credit lines interest rate |  |  | 4.00% | 4.00% |  |  |  |  |  |  |  |  |  |
Bank Acceptance Draft Credit Line [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |
Credit facility, borrowing capacity |  |  | $ 2,366 |  |  |  | ¥ 15,000 |  | $ 2,361 |  | ¥ 15,000 |  |  |
Borrowings outstanding |  |  | 542 |  |  |  |  |  | 2,182 |  |  |  |  |
Letter of Credit [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |
Outstanding letters of credit |  |  | $ 1,698 |  |  |  |  |  | 1,698 |  |  |  |  |
Credit Facility [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |
Credit Facility covenant compliance |  |  | The Company was in compliance with all credit facility covenants at March 31, 2022 and December 31, 2021 | The Company was in compliance with all credit facility covenants at March 31, 2022 and December 31, 2021 |  |  |  |  |  |  |  |  |  |
Minimum interest coverage ratio |  |  |  |  |  |  |  | 3.50% |  |  |  |  |  |
Amendment Three [Member] | Quarter Ended March 31, 2022 [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |
Minimum interest coverage ratio | 2.50% |  |  |  |  |  |  |  |  |  |  |  |  |
Amendment Three [Member] | Quarter Ended June 30, 2022 [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |
Minimum interest coverage ratio | 2.25% |  |  |  |  |  |  |  |  |  |  |  |  |
Amendment Three [Member] | Quarters Ended September 30, 2022 and December 31, 2022 [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |
Minimum interest coverage ratio | 3.00% |  |  |  |  |  |  |  |  |  |  |  |  |
Amendment Three [Member] | Bridge Loan [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |
Line of credit facility, maximum borrowing capacity | $ 30,000 |  |  |  |  |  |  |  |  |  |  |  |  |
Amendment Three [Member] | Revolving Credit Facility [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |
Line of credit facility, maximum borrowing capacity | $ 300,000 |  | $ 300,000 |  |  |  |  |  |  |  |  |  |  |
Maximum leverage ratio | 4.00% |  |  |  |  |  |  |  |  |  |  |  |  |
Write off of deferred debt issuance cost |  |  | 365 |  |  |  |  |  |  |  |  |  |  |
Capitalized deferred financing costs |  |  | 484 |  |  |  |  |  |  |  |  |  |  |
Percent threshold of domestic cash | 100.00% |  |  |  |  |  |  |  |  |  |  |  |  |
Percent threshold of foreign cash | 65.00% |  |  |  |  |  |  |  |  |  |  |  |  |
Maximum net leverage ratio | 3.50% |  |  |  |  |  |  |  |  |  |  |  |  |
Amendment Three [Member] | Revolving Credit Facility [Member] | Quarter ended December 31, 2022 [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |
Maximum leverage ratio | 4.75% |  |  |  |  |  |  |  |  |  |  |  |  |
Amendment Three [Member] | Revolving Credit Facility [Member] | Quarter ended March 31, 2023 [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |
Maximum leverage ratio | 3.50% |  |  |  |  |  |  |  |  |  |  |  |  |
Amendment Three [Member] | Revolving Credit Facility [Member] | London Interbank Offered Rate (LIBOR) [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |
Basis spread on variable rate | 0.50% |  |  |  |  |  |  |  |  |  |  |  |  |
Amendment Three [Member] | Revolving Credit Facility [Member] | Minimum [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |
Cash and cash equivalents | $ 70,000 |  |  |  |  |  |  |  |  |  |  |  |  |
Stoneridge Brazil?s Bank Overdraft Credit |  |  |  |  |  |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |
Borrowings outstanding |  |  | 0 |  |  |  |  |  | 0 |  |  |  |  |
Amendment Number One [Member] | Revolving Credit Facility [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |
Capitalized deferred financing costs |  |  | 1,086 |  |  |  |  |  |  |  |  |  |  |
Credit facility required minimum liquidity |  |  |  |  |  |  |  |  |  |  |  |  | $ 150,000 |
Amendment Number One [Member] | Revolving Credit Facility [Member] | Quarter Ended December 31, 2020 [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |
Minimum interest coverage ratio |  |  |  |  |  |  |  |  |  |  |  | 275.00% |  |
Amendment Number One [Member] | Revolving Credit Facility [Member] | Quarter Ended March 31, 2021 [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |
Minimum interest coverage ratio |  |  |  |  | 325.00% |  |  |  |  |  |  |  |  |
Amendment Number One [Member] | Revolving Credit Facility [Member] | Quarters Ended After March 31, 2021 [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |
Minimum interest coverage ratio |  |  |  |  |  |  |  |  |  |  |  |  | 350.00% |
Amendment Number One [Member] | Revolving Credit Facility [Member] | Maximum [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |
Cash and cash equivalents |  |  |  |  |  |  |  |  |  |  |  |  | $ 130,000 |
Amendment Number One [Member] | Revolving Credit Facility [Member] | Minimum [Member] | London Interbank Offered Rate (LIBOR) [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |
Basis spread on variable rate |  | 0.50% |  |  |  |  |  |  |  |  |  |  |  |
Specified Hedge Borrowings [Member] | Amendment Three [Member] | Revolving Credit Facility [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |
Basis spread on variable rate | 0.00% |  |  |  |  |  |  |  |  |  |  |  |  |
Specified Hedge Borrowings [Member] | Amendment Number One [Member] | Revolving Credit Facility [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |
Borrowings outstanding |  |  | 50,000 |  |  |  |  |  |  |  |  |  |  |
Specified Hedge Borrowings [Member] | Amendment Number One [Member] | Revolving Credit Facility [Member] | Minimum [Member] | London Interbank Offered Rate (LIBOR) [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |
Basis spread on variable rate |  | 0.00% |  |  |  |  |  |  |  |  |  |  |  |
Electronics [Member] | Line of Credit [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |
Line of credit facility, maximum borrowing capacity |  |  | 2,130 |  |  | kr 20,000 |  |  | 2,213 | kr 20,000 |  |  |  |
Borrowings outstanding |  |  | 2,028 |  |  | 19,047 |  |  | $ 2,099 | kr 18,973 |  |  |  |
Repayments of credit line |  |  | 9,877 | kr 92,757 |  |  |  |  |  |  |  |  |  |
Line of credit |  |  | $ 9,885 |  |  | kr 92,831 |  |  |  |  |  |  |  |

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- Definition Amount of currency on hand as well as demand deposits with banks or financial institutions. Includes other kinds of accounts that have the general characteristics of demand deposits. Also includes short-term, highly liquid investments that are both readily convertible to known amounts of cash and so near their maturity that they present insignificant risk of changes in value because of changes in interest rates. Excludes cash and cash equivalents within disposal group and discontinued operation. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 4 -URI http://asc.fasb.org/extlink&oid=123570139&loc=d3e3044-108585 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section 45 -Paragraph 1 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=124098289&loc=d3e6676-107765 Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02.1) -URI http://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682 + Details
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- Definition Amount, before accumulated amortization, of debt issuance costs. Includes, but is not limited to, legal, accounting, underwriting, printing, and registration costs. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 835 -SubTopic 30 -Section 45 -Paragraph 3 -URI http://asc.fasb.org/extlink&oid=124435984&loc=d3e28555-108399 + Details
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- Definition The carrying value as of the balance sheet date of the current and noncurrent portions of long-term obligations drawn from a line of credit, which is a bank's commitment to make loans up to a specific amount. Examples of items that might be included in the application of this element may consist of letters of credit, standby letters of credit, and revolving credit arrangements, under which borrowings can be made up to a maximum amount as of any point in time conditional on satisfaction of specified terms before, as of and after the date of drawdowns on the line. Includes short-term obligations that would normally be classified as current liabilities but for which (a) postbalance sheet date issuance of a long term obligation to refinance the short term obligation on a long term basis, or (b) the enterprise has entered into a financing agreement that clearly permits the enterprise to refinance the short-term obligation on a long term basis and the following conditions are met (1) the agreement does not expire within 1 year and is not cancelable by the lender except for violation of an objectively determinable provision, (2) no violation exists at the BS date, and (3) the lender has entered into the financing agreement is expected to be financially capable of honoring the agreement. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02(22)) -URI http://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 942 -SubTopic 210 -Section S99 -Paragraph 1 -Subparagraph (SX 210.9-03(16)) -URI http://asc.fasb.org/extlink&oid=120398452&loc=d3e534808-122878 Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 944 -SubTopic 210 -Section S99 -Paragraph 1 -Subparagraph (SX 210.7-03(16)) -URI http://asc.fasb.org/extlink&oid=120400017&loc=d3e572229-122910 + Details
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- Definition Identification of whether the entity has been in compliance with any credit facility debt covenants during the period. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02(19)(b)) -URI http://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682 Reference 2: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02(22)(b)) -URI http://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682 + Details
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- Definition Amount of current borrowing capacity under the credit facility considering any current restrictions on the amount that could be borrowed (for example, borrowings may be limited by the amount of current assets), but without considering any amounts currently outstanding under the facility. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02.19(b),22(b)) -URI http://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682 + Details
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- Definition Fair value of the amount outstanding under the credit facility. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 825 -SubTopic 10 -Section 50 -Paragraph 10 -URI http://asc.fasb.org/extlink&oid=123594938&loc=d3e13433-108611 + Details
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- Definition The effective interest rate at the end of the reporting period. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02.19(b),22(b)) -URI http://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682 + Details
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