$THR
Thermon Group Holdings, Inc. Stock $thr

$thr Overview Financials Valuation SEC Filings Company Website

2020 Q1 Form 10-K Financial Statement

#000148909621000074 Filed on May 27, 2021

Income Statement

Concept	2020 Q1	2019 Q1	2019
Revenue	$88.37M	$114.2M	$412.6M
YoY Change	-22.64%	11.35%	33.71%
Cost Of Revenue	$52.80M	$69.30M	$236.7M
YoY Change	-23.81%	24.19%	43.63%
Gross Profit	$35.58M	$44.97M	$175.9M
YoY Change	-20.87%	-3.96%	22.34%
Gross Profit Margin	40.27%	39.37%	42.64%
Selling, General & Admin	$28.70M	$26.60M	$106.7M
YoY Change	7.89%	-3.27%	12.73%
% of Gross Profit	80.65%	59.15%	60.62%
Research & Development			$6.289M
YoY Change			20.02%
% of Gross Profit			3.57%
Depreciation & Amortization	$7.200M	$6.940M	$9.194M
YoY Change	3.75%	-12.48%	15.47%
% of Gross Profit	20.23%	15.43%	5.23%
Operating Expenses	$33.20M	$31.20M	$112.9M
YoY Change	6.41%	-6.31%	13.11%
Operating Profit	$2.365M	$13.71M	$48.51M
YoY Change	-82.75%	1.16%	48.17%
Interest Expense	-$2.900M	-$4.200M	$15.71M
YoY Change	-30.95%	-14.29%	74.91%
% of Operating Profit	-122.62%	-30.63%	32.39%
Other Income/Expense, Net	-$1.600M	$0.00	$109.0K
YoY Change			-101.95%
Pretax Income	-$2.100M	$9.600M	$33.14M
YoY Change	-121.88%	6.67%	-344.27%
Income Tax	$900.0K	$4.000M	$9.973M
% Of Pretax Income		41.67%	30.09%
Net Earnings	-$2.968M	$6.768M	$23.17M
YoY Change	-143.85%	11.74%	75.27%
Net Earnings / Revenue	-3.36%	5.92%	5.61%
Basic Earnings Per Share	-$0.09	$0.21	$0.70
Diluted Earnings Per Share	-$0.09	$0.20	$0.69
COMMON SHARES
Basic Shares Outstanding	32.88M shares	32.60M shares	32.57M shares
Diluted Shares Outstanding			33.05M shares

Balance Sheet

Concept	2020 Q1	2019 Q1	2019
SHORT-TERM ASSETS
Cash & Short-Term Investments	$43.20M	$31.40M	$31.40M
YoY Change	37.58%	-10.03%	-10.03%
Cash & Equivalents	$43.24M	$31.40M	$31.40M
Short-Term Investments
Other Short-Term Assets	$19.40M	$33.80M	$33.80M
YoY Change	-42.6%	34.13%	34.13%
Inventory	$60.27M	$64.89M	$64.90M
Prepaid Expenses
Receivables	$92.48M	$105.3M	$105.3M
Other Receivables	$2.500M	$4.400M	$4.400M
Total Short-Term Assets	$217.9M	$239.8M	$239.8M
YoY Change	-9.11%	8.89%	8.9%
LONG-TERM ASSETS
Property, Plant & Equipment	$72.54M	$74.96M	$75.00M
YoY Change	-3.22%	0.63%	0.67%
Goodwill	$198.0M	$205.0M
YoY Change	-3.42%	-2.65%
Intangibles	$104.5M	$126.6M
YoY Change	-17.42%	-16.4%
Long-Term Investments
YoY Change
Other Assets	$8.362M	$5.609M	$9.400M
YoY Change	49.08%	136.37%	62.07%
Total Long-Term Assets	$403.0M	$416.0M	$416.0M
YoY Change	-3.13%	-5.95%	-5.95%
TOTAL ASSETS
Total Short-Term Assets	$217.9M	$239.8M	$239.8M
Total Long-Term Assets	$403.0M	$416.0M	$416.0M
Total Assets	$620.9M	$655.8M	$655.8M
YoY Change	-5.32%	-1.01%	-1.01%
SHORT-TERM LIABILITIES
YoY Change
Accounts Payable	$25.07M	$22.71M	$22.70M
YoY Change	10.42%	-1.26%	-1.3%
Accrued Expenses	$23.76M	$27.85M	$27.30M
YoY Change	-14.69%	22.09%	22.42%
Deferred Revenue	$4.538M	$6.814M
YoY Change	-33.4%	-16.32%
Short-Term Debt	$0.00	$11.20M	$11.20M
YoY Change	-100.0%
Long-Term Debt Due	$2.700M	$2.500M	$2.500M
YoY Change	8.0%	0.0%	0.0%
Total Short-Term Liabilities	$60.64M	$73.29M	$73.30M
YoY Change	-17.26%	17.45%	17.47%
LONG-TERM LIABILITIES
Long-Term Debt	$169.6M	$197.7M	$197.7M
YoY Change	-14.21%	-7.83%	-7.83%
Other Long-Term Liabilities	$6.962M	$7.271M	$7.700M
YoY Change	-4.25%	-30.35%	-25.96%
Total Long-Term Liabilities	$6.962M	$7.271M	$205.4M
YoY Change	-4.25%	-30.35%	-8.67%
TOTAL LIABILITIES
Total Short-Term Liabilities	$60.64M	$73.29M	$73.30M
Total Long-Term Liabilities	$6.962M	$7.271M	$205.4M
Total Liabilities	$274.5M	$306.8M	$311.0M
YoY Change	-10.54%	-4.61%	-5.07%
SHAREHOLDERS EQUITY
Retained Earnings	$182.6M	$170.6M
YoY Change	7.0%	14.66%
Common Stock	$227.8M	$223.1M
YoY Change	2.11%	0.19%
Preferred Stock
YoY Change
Treasury Stock (at cost)
YoY Change
Treasury Stock Shares		0.000 shares
Shareholders Equity	$346.4M	$344.7M	$344.7M
YoY Change
Total Liabilities & Shareholders Equity	$620.9M	$655.8M	$655.8M
YoY Change	-5.32%	-1.01%	-1.01%

Cashflow Statement

Concept	2020 Q1	2019 Q1	2019
OPERATING ACTIVITIES
Net Income	-$2.968M	$6.768M	$23.17M
YoY Change	-143.85%	11.74%	75.27%
Depreciation, Depletion And Amortization	$7.200M	$6.940M	$9.194M
YoY Change	3.75%	-12.48%	15.47%
Cash From Operating Activities	$18.37M	$13.38M	$23.23M
YoY Change	37.29%	17.06%	1.37%
INVESTING ACTIVITIES
Capital Expenditures	-$4.160M	-$3.230M	$12.04M
YoY Change	28.79%	-15.67%	20.26%
Acquisitions			$0.00
YoY Change			-100.0%
Other Investing Activities	$240.0K	$310.0K	$1.970M
YoY Change	-22.58%	-56.94%	-101.26%
Cash From Investing Activities	-$3.920M	-$2.920M	-$10.07M
YoY Change	34.25%	-6.11%	-93.95%
FINANCING ACTIVITIES
Cash Dividend Paid
YoY Change
Common Stock Issuance & Retirement, Net
YoY Change
Debt Paid & Issued, Net			$40.32M
YoY Change			-65.24%
Cash From Financing Activities	-5.620M	-9.630M	-$14.10M
YoY Change	-41.64%	-61.51%	-110.53%
NET CHANGE
Cash From Operating Activities	18.37M	13.38M	$23.23M
Cash From Investing Activities	-3.920M	-2.920M	-$10.07M
Cash From Financing Activities	-5.620M	-9.630M	-$14.10M
Net Change In Cash	8.830M	830.0K	-$2.486M
YoY Change	963.86%	-104.97%	-68.79%
FREE CASH FLOW
Cash From Operating Activities	$18.37M	$13.38M	$23.23M
Capital Expenditures	-$4.160M	-$3.230M	$12.04M
Free Cash Flow	$22.53M	$16.61M	$11.19M
YoY Change	35.64%	8.85%	-13.28%

Facts In Submission

Frame	Concept Type	Concept / XBRL Key	Value	Unit
CY2021	dei	Entity Central Index Key EntityCentralIndexKey	0001489096
CY2021	dei	Current Fiscal Year End Date CurrentFiscalYearEndDate	--03-31
CY2021	dei	Document Fiscal Year Focus DocumentFiscalYearFocus	2021
CY2021	dei	Document Fiscal Period Focus DocumentFiscalPeriodFocus	FY
CY2021	dei	Amendment Flag AmendmentFlag	false
CY2021	dei	Entity Emerging Growth Company EntityEmergingGrowthCompany	false
CY2021Q1	us-gaap	Allowance For Doubtful Accounts Receivable Current AllowanceForDoubtfulAccountsReceivableCurrent	2074000	USD
CY2020Q1	us-gaap	Allowance For Doubtful Accounts Receivable Current AllowanceForDoubtfulAccountsReceivableCurrent	834000	USD
CY2021Q1	us-gaap	Deferred Finance Costs Net DeferredFinanceCostsNet	2983000	USD
CY2020Q1	us-gaap	Deferred Finance Costs Net DeferredFinanceCostsNet	4447000	USD
CY2021Q1	us-gaap	Common Stock Par Or Stated Value Per Share CommonStockParOrStatedValuePerShare	0.001
CY2020Q1	us-gaap	Common Stock Par Or Stated Value Per Share CommonStockParOrStatedValuePerShare	0.001
CY2021Q1	us-gaap	Common Stock Shares Authorized CommonStockSharesAuthorized	150000000	shares
CY2020Q1	us-gaap	Common Stock Shares Authorized CommonStockSharesAuthorized	150000000	shares
CY2021Q1	us-gaap	Common Stock Shares Issued CommonStockSharesIssued	33225808	shares
CY2020Q1	us-gaap	Common Stock Shares Issued CommonStockSharesIssued	32916818	shares
CY2021Q1	us-gaap	Common Stock Shares Outstanding CommonStockSharesOutstanding	33225808	shares
CY2020Q1	us-gaap	Common Stock Shares Outstanding CommonStockSharesOutstanding	32916818	shares
CY2021Q1	us-gaap	Preferred Stock Par Or Stated Value Per Share PreferredStockParOrStatedValuePerShare	0.001
CY2020Q1	us-gaap	Preferred Stock Par Or Stated Value Per Share PreferredStockParOrStatedValuePerShare	0.001
CY2021Q1	us-gaap	Preferred Stock Shares Authorized PreferredStockSharesAuthorized	10000000	shares
CY2020Q1	us-gaap	Preferred Stock Shares Authorized PreferredStockSharesAuthorized	10000000	shares
CY2021Q1	us-gaap	Preferred Stock Shares Issued PreferredStockSharesIssued	0	shares
CY2020Q1	us-gaap	Preferred Stock Shares Issued PreferredStockSharesIssued	0	shares
CY2021Q1	us-gaap	Preferred Stock Shares Outstanding PreferredStockSharesOutstanding	0	shares
CY2020Q1	us-gaap	Preferred Stock Shares Outstanding PreferredStockSharesOutstanding	0	shares
CY2020	us-gaap	Goodwill Impairment Loss GoodwillImpairmentLoss	0	USD
CY2021Q1	us-gaap	Revenue Remaining Performance Obligation Expected Timing Of Satisfaction Period1 RevenueRemainingPerformanceObligationExpectedTimingOfSatisfactionPeriod1	P1Y
CY2021Q1	us-gaap	Deferred Finance Costs Net DeferredFinanceCostsNet	2983000	USD
CY2020Q1	us-gaap	Deferred Finance Costs Net DeferredFinanceCostsNet	4447000	USD
CY2021	dei	Document Type DocumentType	10-K
CY2021	dei	Document Annual Report DocumentAnnualReport	true
CY2021	dei	Document Period End Date DocumentPeriodEndDate	2021-03-31
CY2021	dei	Document Transition Report DocumentTransitionReport	false
CY2021	dei	Entity File Number EntityFileNumber	001-35159
CY2021	dei	Entity Registrant Name EntityRegistrantName	THERMON GROUP HOLDINGS, INC.
CY2021	dei	Entity Incorporation State Country Code EntityIncorporationStateCountryCode	DE
CY2021	dei	Entity Tax Identification Number EntityTaxIdentificationNumber	27-2228185
CY2021	dei	Entity Address Address Line1 EntityAddressAddressLine1	7171 Southwest Parkway,
CY2021	dei	Entity Address Address Line2 EntityAddressAddressLine2	Building 300,
CY2021	dei	Entity Address Address Line3 EntityAddressAddressLine3	Suite 200,
CY2021Q2	dei	Entity Common Stock Shares Outstanding EntityCommonStockSharesOutstanding	33245749	shares
CY2021	dei	City Area Code CityAreaCode	512
CY2021	dei	Local Phone Number LocalPhoneNumber	690-0600
CY2021	dei	Entity Address City Or Town EntityAddressCityOrTown	Austin,
CY2021	dei	Entity Address State Or Province EntityAddressStateOrProvince	TX
CY2021	dei	Entity Address Postal Zip Code EntityAddressPostalZipCode	78735
CY2021	dei	Security12b Title Security12bTitle	Common Stock, $0.001 par value per share
CY2021	dei	Trading Symbol TradingSymbol	THR
CY2021	dei	Security Exchange Name SecurityExchangeName	NYSE
CY2021	dei	Entity Well Known Seasoned Issuer EntityWellKnownSeasonedIssuer	No
CY2021	dei	Entity Voluntary Filers EntityVoluntaryFilers	No
CY2021	dei	Entity Current Reporting Status EntityCurrentReportingStatus	Yes
CY2021	dei	Entity Interactive Data Current EntityInteractiveDataCurrent	Yes
CY2021	dei	Entity Filer Category EntityFilerCategory	Accelerated Filer
CY2021	dei	Entity Small Business EntitySmallBusiness	false
CY2021	dei	Entity Emerging Growth Company EntityEmergingGrowthCompany	false
CY2021	dei	Icfr Auditor Attestation Flag IcfrAuditorAttestationFlag	true
CY2021	dei	Entity Shell Company EntityShellCompany	false
CY2020Q3	dei	Entity Public Float EntityPublicFloat	367767182	USD
CY2021Q1	us-gaap	Long Term Debt LongTermDebt	148500000	USD
CY2021	us-gaap	Revenue From Contract With Customer Excluding Assessed Tax RevenueFromContractWithCustomerExcludingAssessedTax	276181000	USD
CY2020	us-gaap	Revenue From Contract With Customer Excluding Assessed Tax RevenueFromContractWithCustomerExcludingAssessedTax	383486000	USD
CY2019	us-gaap	Revenue From Contract With Customer Excluding Assessed Tax RevenueFromContractWithCustomerExcludingAssessedTax	412642000	USD
CY2021	us-gaap	Cost Of Goods And Services Sold CostOfGoodsAndServicesSold	158938000	USD
CY2020	us-gaap	Cost Of Goods And Services Sold CostOfGoodsAndServicesSold	221848000	USD
CY2019	us-gaap	Cost Of Goods And Services Sold CostOfGoodsAndServicesSold	236702000	USD
CY2021	us-gaap	Gross Profit GrossProfit	117243000	USD
CY2020	us-gaap	Gross Profit GrossProfit	161638000	USD
CY2019	us-gaap	Gross Profit GrossProfit	175940000	USD
CY2021	us-gaap	Selling General And Administrative Expense SellingGeneralAndAdministrativeExpense	91398000	USD
CY2020	us-gaap	Selling General And Administrative Expense SellingGeneralAndAdministrativeExpense	111202000	USD
CY2019	us-gaap	Selling General And Administrative Expense SellingGeneralAndAdministrativeExpense	106660000	USD
CY2021	us-gaap	Amortization Of Intangible Assets AmortizationOfIntangibleAssets	9445000	USD
CY2020	us-gaap	Amortization Of Intangible Assets AmortizationOfIntangibleAssets	17773000	USD
CY2019	us-gaap	Amortization Of Intangible Assets AmortizationOfIntangibleAssets	20771000	USD
CY2021	us-gaap	Restructuring Charges RestructuringCharges	8623000	USD
CY2020	us-gaap	Restructuring Charges RestructuringCharges	0	USD
CY2019	us-gaap	Restructuring Charges RestructuringCharges	0	USD
CY2021	us-gaap	Operating Income Loss OperatingIncomeLoss	7777000	USD
CY2020	us-gaap	Operating Income Loss OperatingIncomeLoss	32663000	USD
CY2019	us-gaap	Operating Income Loss OperatingIncomeLoss	48509000	USD
CY2021	us-gaap	Investment Income Interest InvestmentIncomeInterest	76000	USD
CY2020	us-gaap	Investment Income Interest InvestmentIncomeInterest	252000	USD
CY2019	us-gaap	Investment Income Interest InvestmentIncomeInterest	238000	USD
CY2021	us-gaap	Interest Expense InterestExpense	10261000	USD
CY2020	us-gaap	Interest Expense InterestExpense	14279000	USD
CY2019	us-gaap	Interest Expense InterestExpense	15714000	USD
CY2021	us-gaap	Other Nonoperating Income Expense OtherNonoperatingIncomeExpense	2135000	USD
CY2020	us-gaap	Other Nonoperating Income Expense OtherNonoperatingIncomeExpense	-1558000	USD
CY2019	us-gaap	Other Nonoperating Income Expense OtherNonoperatingIncomeExpense	109000	USD
CY2021	us-gaap	Income Loss From Continuing Operations Before Income Taxes Minority Interest And Income Loss From Equity Method Investments IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments	-273000	USD
CY2020	us-gaap	Income Loss From Continuing Operations Before Income Taxes Minority Interest And Income Loss From Equity Method Investments IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments	17078000	USD
CY2019	us-gaap	Income Loss From Continuing Operations Before Income Taxes Minority Interest And Income Loss From Equity Method Investments IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments	33142000	USD
CY2021	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	-1438000	USD
CY2020	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	5142000	USD
CY2019	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	9973000	USD
CY2021	us-gaap	Profit Loss ProfitLoss	1165000	USD
CY2020	us-gaap	Profit Loss ProfitLoss	11936000	USD
CY2019	us-gaap	Profit Loss ProfitLoss	23169000	USD
CY2021	us-gaap	Income Loss Attributable To Noncontrolling Interest IncomeLossAttributableToNoncontrollingInterest	0	USD
CY2020	us-gaap	Income Loss Attributable To Noncontrolling Interest IncomeLossAttributableToNoncontrollingInterest	-2000	USD
CY2019	us-gaap	Income Loss Attributable To Noncontrolling Interest IncomeLossAttributableToNoncontrollingInterest	413000	USD
CY2021	us-gaap	Net Income Loss Available To Common Stockholders Basic NetIncomeLossAvailableToCommonStockholdersBasic	1165000	USD
CY2020	us-gaap	Net Income Loss Available To Common Stockholders Basic NetIncomeLossAvailableToCommonStockholdersBasic	11938000	USD
CY2019	us-gaap	Net Income Loss Available To Common Stockholders Basic NetIncomeLossAvailableToCommonStockholdersBasic	22756000	USD
CY2021	us-gaap	Net Income Loss Available To Common Stockholders Basic NetIncomeLossAvailableToCommonStockholdersBasic	1165000	USD
CY2020	us-gaap	Net Income Loss Available To Common Stockholders Basic NetIncomeLossAvailableToCommonStockholdersBasic	11938000	USD
CY2019	us-gaap	Net Income Loss Available To Common Stockholders Basic NetIncomeLossAvailableToCommonStockholdersBasic	22756000	USD
CY2021	us-gaap	Other Comprehensive Income Foreign Currency Transaction And Translation Adjustment Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeForeignCurrencyTransactionAndTranslationAdjustmentNetOfTaxPortionAttributableToParent	28615000	USD
CY2020	us-gaap	Other Comprehensive Income Foreign Currency Transaction And Translation Adjustment Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeForeignCurrencyTransactionAndTranslationAdjustmentNetOfTaxPortionAttributableToParent	-15485000	USD
CY2019	us-gaap	Other Comprehensive Income Foreign Currency Transaction And Translation Adjustment Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeForeignCurrencyTransactionAndTranslationAdjustmentNetOfTaxPortionAttributableToParent	-13233000	USD
CY2021	us-gaap	Other Comprehensive Income Other Net Of Tax OtherComprehensiveIncomeOtherNetOfTax	640000	USD
CY2020	us-gaap	Other Comprehensive Income Other Net Of Tax OtherComprehensiveIncomeOtherNetOfTax	-540000	USD
CY2019	us-gaap	Other Comprehensive Income Other Net Of Tax OtherComprehensiveIncomeOtherNetOfTax	-825000	USD
CY2021	us-gaap	Comprehensive Income Net Of Tax ComprehensiveIncomeNetOfTax	29140000	USD
CY2020	us-gaap	Comprehensive Income Net Of Tax ComprehensiveIncomeNetOfTax	-3007000	USD
CY2019	us-gaap	Comprehensive Income Net Of Tax ComprehensiveIncomeNetOfTax	10348000	USD
CY2021	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	0.04
CY2020	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	0.36
CY2019	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	0.70
CY2021	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	0.03
CY2020	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	0.36
CY2019	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	0.69
CY2021	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	33134592	shares
CY2020	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	32760327	shares
CY2019	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	32568541	shares
CY2021	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	33340954	shares
CY2020	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	33148670	shares
CY2019	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	33054304	shares
CY2021Q1	us-gaap	Cash And Cash Equivalents At Carrying Value CashAndCashEquivalentsAtCarryingValue	40124000	USD
CY2020Q1	us-gaap	Cash And Cash Equivalents At Carrying Value CashAndCashEquivalentsAtCarryingValue	43237000	USD
CY2021Q1	us-gaap	Accounts Receivable Net Current AccountsReceivableNetCurrent	74501000	USD
CY2020Q1	us-gaap	Accounts Receivable Net Current AccountsReceivableNetCurrent	92478000	USD
CY2021Q1	us-gaap	Inventory Net InventoryNet	63790000	USD
CY2020Q1	us-gaap	Inventory Net InventoryNet	60273000	USD
CY2021Q1	thr	Contract Assets ContractAssets	11379000	USD
CY2020Q1	thr	Contract Assets ContractAssets	10194000	USD
CY2021Q1	us-gaap	Prepaid Expense And Other Assets Current PrepaidExpenseAndOtherAssetsCurrent	8784000	USD
CY2020Q1	us-gaap	Prepaid Expense And Other Assets Current PrepaidExpenseAndOtherAssetsCurrent	9219000	USD
CY2021Q1	us-gaap	Income Taxes Receivable IncomeTaxesReceivable	8231000	USD
CY2020Q1	us-gaap	Income Taxes Receivable IncomeTaxesReceivable	2535000	USD
CY2021Q1	us-gaap	Assets Current AssetsCurrent	206809000	USD
CY2020Q1	us-gaap	Assets Current AssetsCurrent	217936000	USD
CY2021Q1	us-gaap	Property Plant And Equipment Net PropertyPlantAndEquipmentNet	72630000	USD
CY2020Q1	us-gaap	Property Plant And Equipment Net PropertyPlantAndEquipmentNet	72542000	USD
CY2021Q1	us-gaap	Goodwill Goodwill	213038000	USD
CY2020Q1	us-gaap	Goodwill Goodwill	197978000	USD
CY2021Q1	us-gaap	Intangible Assets Net Excluding Goodwill IntangibleAssetsNetExcludingGoodwill	103784000	USD
CY2020Q1	us-gaap	Intangible Assets Net Excluding Goodwill IntangibleAssetsNetExcludingGoodwill	104546000	USD
CY2021Q1	us-gaap	Operating Lease Right Of Use Asset OperatingLeaseRightOfUseAsset	12619000	USD
CY2020Q1	us-gaap	Operating Lease Right Of Use Asset OperatingLeaseRightOfUseAsset	16637000	USD
CY2021Q1	us-gaap	Deferred Income Tax Assets Net DeferredIncomeTaxAssetsNet	2586000	USD
CY2020Q1	us-gaap	Deferred Income Tax Assets Net DeferredIncomeTaxAssetsNet	2904000	USD
CY2021Q1	us-gaap	Other Assets Noncurrent OtherAssetsNoncurrent	6412000	USD
CY2020Q1	us-gaap	Other Assets Noncurrent OtherAssetsNoncurrent	8362000	USD
CY2021Q1	us-gaap	Assets Assets	617878000	USD
CY2020Q1	us-gaap	Assets Assets	620905000	USD
CY2021Q1	us-gaap	Accounts Payable Current AccountsPayableCurrent	19722000	USD
CY2020Q1	us-gaap	Accounts Payable Current AccountsPayableCurrent	25070000	USD
CY2021Q1	us-gaap	Accrued Liabilities Current AccruedLiabilitiesCurrent	23517000	USD
CY2020Q1	us-gaap	Accrued Liabilities Current AccruedLiabilitiesCurrent	23757000	USD
CY2021Q1	us-gaap	Secured Debt Current SecuredDebtCurrent	2500000	USD
CY2020Q1	us-gaap	Secured Debt Current SecuredDebtCurrent	2500000	USD
CY2021Q1	thr	Contract Liabilities ContractLiabilities	2959000	USD
CY2020Q1	thr	Contract Liabilities ContractLiabilities	4538000	USD
CY2021Q1	thr	Lease Liability Current LeaseLiabilityCurrent	3511000	USD
CY2020Q1	thr	Lease Liability Current LeaseLiabilityCurrent	3553000	USD
CY2021Q1	us-gaap	Accrued Income Taxes Current AccruedIncomeTaxesCurrent	219000	USD
CY2020Q1	us-gaap	Accrued Income Taxes Current AccruedIncomeTaxesCurrent	1217000	USD
CY2021Q1	us-gaap	Liabilities Current LiabilitiesCurrent	52428000	USD
CY2020Q1	us-gaap	Liabilities Current LiabilitiesCurrent	60635000	USD
CY2021Q1	us-gaap	Secured Long Term Debt SecuredLongTermDebt	143017000	USD
CY2020Q1	us-gaap	Secured Long Term Debt SecuredLongTermDebt	169053000	USD
CY2021Q1	us-gaap	Deferred Income Taxes And Other Tax Liabilities Noncurrent DeferredIncomeTaxesAndOtherTaxLiabilitiesNoncurrent	21088000	USD
CY2020Q1	us-gaap	Deferred Income Taxes And Other Tax Liabilities Noncurrent DeferredIncomeTaxesAndOtherTaxLiabilitiesNoncurrent	22245000	USD
CY2021Q1	thr	Lease Liability Noncurrent LeaseLiabilityNoncurrent	12373000	USD
CY2020Q1	thr	Lease Liability Noncurrent LeaseLiabilityNoncurrent	15571000	USD
CY2021Q1	us-gaap	Other Liabilities Noncurrent OtherLiabilitiesNoncurrent	9811000	USD
CY2020Q1	us-gaap	Other Liabilities Noncurrent OtherLiabilitiesNoncurrent	6962000	USD
CY2021Q1	us-gaap	Liabilities Liabilities	238717000	USD
CY2020Q1	us-gaap	Liabilities Liabilities	274466000	USD
CY2021Q1	us-gaap	Common Stock Value CommonStockValue	33000	USD
CY2020Q1	us-gaap	Common Stock Value CommonStockValue	33000	USD
CY2021Q1	us-gaap	Preferred Stock Value PreferredStockValue	0	USD
CY2020Q1	us-gaap	Preferred Stock Value PreferredStockValue	0	USD
CY2019	us-gaap	Other Comprehensive Income Foreign Currency Transaction And Translation Adjustment Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeForeignCurrencyTransactionAndTranslationAdjustmentNetOfTaxPortionAttributableToParent	-13233000	USD
CY2021Q1	us-gaap	Additional Paid In Capital Common Stock AdditionalPaidInCapitalCommonStock	231322000	USD
CY2020Q1	us-gaap	Additional Paid In Capital Common Stock AdditionalPaidInCapitalCommonStock	227741000	USD
CY2021Q1	us-gaap	Accumulated Other Comprehensive Income Loss Foreign Currency Translation Adjustment Net Of Tax AccumulatedOtherComprehensiveIncomeLossForeignCurrencyTranslationAdjustmentNetOfTax	-35919000	USD
CY2020Q1	us-gaap	Accumulated Other Comprehensive Income Loss Foreign Currency Translation Adjustment Net Of Tax AccumulatedOtherComprehensiveIncomeLossForeignCurrencyTranslationAdjustmentNetOfTax	-63894000	USD
CY2021Q1	us-gaap	Retained Earnings Accumulated Deficit RetainedEarningsAccumulatedDeficit	183725000	USD
CY2020Q1	us-gaap	Retained Earnings Accumulated Deficit RetainedEarningsAccumulatedDeficit	182559000	USD
CY2021Q1	us-gaap	Stockholders Equity Including Portion Attributable To Noncontrolling Interest StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest	379161000	USD
CY2020Q1	us-gaap	Stockholders Equity Including Portion Attributable To Noncontrolling Interest StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest	346439000	USD
CY2021Q1	us-gaap	Liabilities And Stockholders Equity LiabilitiesAndStockholdersEquity	617878000	USD
CY2020Q1	us-gaap	Liabilities And Stockholders Equity LiabilitiesAndStockholdersEquity	620905000	USD
CY2018Q1	us-gaap	Stockholders Equity Including Portion Attributable To Noncontrolling Interest StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest	340853000	USD
CY2019	us-gaap	Stock Issued During Period Value Stock Options Exercised StockIssuedDuringPeriodValueStockOptionsExercised	396000	USD
CY2019	us-gaap	Stock Issued During Period Value Share Based Compensation StockIssuedDuringPeriodValueShareBasedCompensation	1000	USD
CY2019	us-gaap	Adjustments To Additional Paid In Capital Sharebased Compensation Requisite Service Period Recognition Value AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue	4148000	USD
CY2019	us-gaap	Adjustment To Additional Paid In Capital Income Tax Effect From Share Based Compensation Net AdjustmentToAdditionalPaidInCapitalIncomeTaxEffectFromShareBasedCompensationNet	-598000	USD
CY2019	us-gaap	Net Income Loss Available To Common Stockholders Basic NetIncomeLossAvailableToCommonStockholdersBasic	22756000	USD
CY2021	us-gaap	Adjustments To Additional Paid In Capital Sharebased Compensation Requisite Service Period Recognition Value AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue	3728000	USD
CY2019	us-gaap	Other Comprehensive Income Loss Pension And Other Postretirement Benefit Plans Adjustment Net Of Tax OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentNetOfTax	-825000	USD
CY2019	us-gaap	Minority Interest Decrease From Redemptions MinorityInterestDecreaseFromRedemptions	5665000	USD
CY2019	us-gaap	Minority Interest Decrease From Distributions To Noncontrolling Interest Holders MinorityInterestDecreaseFromDistributionsToNoncontrollingInterestHolders	947000	USD
CY2019	us-gaap	Income Loss Attributable To Noncontrolling Interest IncomeLossAttributableToNoncontrollingInterest	413000	USD
CY2019Q1	us-gaap	Stockholders Equity Including Portion Attributable To Noncontrolling Interest StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest	348949000	USD
CY2020	us-gaap	Stock Issued During Period Value Stock Options Exercised StockIssuedDuringPeriodValueStockOptionsExercised	1016000	USD
CY2020	us-gaap	Stock Issued During Period Value Share Based Compensation StockIssuedDuringPeriodValueShareBasedCompensation	0	USD
CY2020	us-gaap	Adjustments To Additional Paid In Capital Sharebased Compensation Requisite Service Period Recognition Value AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue	4960000	USD
CY2020	us-gaap	Adjustment To Additional Paid In Capital Income Tax Effect From Share Based Compensation Net AdjustmentToAdditionalPaidInCapitalIncomeTaxEffectFromShareBasedCompensationNet	-969000	USD
CY2020	us-gaap	Net Income Loss Available To Common Stockholders Basic NetIncomeLossAvailableToCommonStockholdersBasic	11938000	USD
CY2020	us-gaap	Other Comprehensive Income Foreign Currency Transaction And Translation Adjustment Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeForeignCurrencyTransactionAndTranslationAdjustmentNetOfTaxPortionAttributableToParent	-15485000	USD
CY2020	thr	Other Comprehensive Income Loss Interest Rate Swap Activity OtherComprehensiveIncomeLossInterestRateSwapActivity	540000	USD
CY2020	us-gaap	Minority Interest Decrease From Distributions To Noncontrolling Interest Holders MinorityInterestDecreaseFromDistributionsToNoncontrollingInterestHolders	4508000	USD
CY2020	us-gaap	Income Loss Attributable To Noncontrolling Interest IncomeLossAttributableToNoncontrollingInterest	-2000	USD
CY2020Q1	us-gaap	Stockholders Equity Including Portion Attributable To Noncontrolling Interest StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest	346439000	USD
CY2021	us-gaap	Stock Issued During Period Value Stock Options Exercised StockIssuedDuringPeriodValueStockOptionsExercised	629000	USD
CY2021	us-gaap	Stock Issued During Period Value Share Based Compensation StockIssuedDuringPeriodValueShareBasedCompensation	0	USD
CY2021	us-gaap	Adjustment To Additional Paid In Capital Income Tax Effect From Share Based Compensation Net AdjustmentToAdditionalPaidInCapitalIncomeTaxEffectFromShareBasedCompensationNet	-784000	USD
CY2021	us-gaap	Net Income Loss Available To Common Stockholders Basic NetIncomeLossAvailableToCommonStockholdersBasic	1165000	USD
CY2021	us-gaap	Other Comprehensive Income Foreign Currency Transaction And Translation Adjustment Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeForeignCurrencyTransactionAndTranslationAdjustmentNetOfTaxPortionAttributableToParent	28615000	USD
CY2021	us-gaap	Other Comprehensive Income Loss Pension And Other Postretirement Benefit Plans Adjustment Net Of Tax OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentNetOfTax	631000	USD
CY2021Q1	us-gaap	Stockholders Equity Including Portion Attributable To Noncontrolling Interest StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest	379161000	USD
CY2021	us-gaap	Profit Loss ProfitLoss	1165000	USD
CY2020	us-gaap	Profit Loss ProfitLoss	11936000	USD
CY2019	us-gaap	Profit Loss ProfitLoss	23169000	USD
CY2021	us-gaap	Depreciation And Amortization DepreciationAndAmortization	20722000	USD
CY2020	us-gaap	Depreciation And Amortization DepreciationAndAmortization	28275000	USD
CY2019	us-gaap	Depreciation And Amortization DepreciationAndAmortization	29965000	USD
CY2021	us-gaap	Amortization Of Financing Costs AmortizationOfFinancingCosts	1525000	USD
CY2020	us-gaap	Amortization Of Financing Costs AmortizationOfFinancingCosts	1885000	USD
CY2019	us-gaap	Amortization Of Financing Costs AmortizationOfFinancingCosts	1756000	USD
CY2021	thr	Amortizationof Inventory Stepup AmortizationofInventoryStepup	0	USD
CY2020	thr	Amortizationof Inventory Stepup AmortizationofInventoryStepup	0	USD
CY2019	thr	Amortizationof Inventory Stepup AmortizationofInventoryStepup	170000	USD
CY2021	us-gaap	Share Based Compensation ShareBasedCompensation	3728000	USD
CY2020	us-gaap	Share Based Compensation ShareBasedCompensation	4960000	USD
CY2019	us-gaap	Share Based Compensation ShareBasedCompensation	4148000	USD
CY2021	us-gaap	Gain Loss On Sale Of Business GainLossOnSaleOfBusiness	-2065000	USD
CY2020	us-gaap	Gain Loss On Sale Of Business GainLossOnSaleOfBusiness	0	USD
CY2019	us-gaap	Gain Loss On Sale Of Business GainLossOnSaleOfBusiness	0	USD
CY2021	us-gaap	Deferred Income Tax Expense Benefit DeferredIncomeTaxExpenseBenefit	-3072000	USD
CY2020	us-gaap	Deferred Income Tax Expense Benefit DeferredIncomeTaxExpenseBenefit	-3737000	USD
CY2019	us-gaap	Deferred Income Tax Expense Benefit DeferredIncomeTaxExpenseBenefit	-5552000	USD
CY2021	us-gaap	Effect Of Exchange Rate On Cash And Cash Equivalents EffectOfExchangeRateOnCashAndCashEquivalents	5842000	USD
CY2020	us-gaap	Effect Of Exchange Rate On Cash And Cash Equivalents EffectOfExchangeRateOnCashAndCashEquivalents	-2580000	USD
CY2019	us-gaap	Effect Of Exchange Rate On Cash And Cash Equivalents EffectOfExchangeRateOnCashAndCashEquivalents	-3313000	USD
CY2021	thr	Increase Decreasein Liabilityfor Uncertain Tax Positions IncreaseDecreaseinLiabilityforUncertainTaxPositions	79000	USD
CY2020	thr	Increase Decreasein Liabilityfor Uncertain Tax Positions IncreaseDecreaseinLiabilityforUncertainTaxPositions	-408000	USD
CY2019	thr	Increase Decreasein Liabilityfor Uncertain Tax Positions IncreaseDecreaseinLiabilityforUncertainTaxPositions	1136000	USD
CY2021	us-gaap	Other Operating Activities Cash Flow Statement OtherOperatingActivitiesCashFlowStatement	-6227000	USD
CY2020	us-gaap	Other Operating Activities Cash Flow Statement OtherOperatingActivitiesCashFlowStatement	6169000	USD
CY2019	us-gaap	Other Operating Activities Cash Flow Statement OtherOperatingActivitiesCashFlowStatement	4147000	USD
CY2021	us-gaap	Increase Decrease In Accounts Receivable IncreaseDecreaseInAccountsReceivable	-22930000	USD
CY2020	us-gaap	Increase Decrease In Accounts Receivable IncreaseDecreaseInAccountsReceivable	-9449000	USD
CY2019	us-gaap	Increase Decrease In Accounts Receivable IncreaseDecreaseInAccountsReceivable	14541000	USD
CY2021	us-gaap	Increase Decrease In Inventories IncreaseDecreaseInInventories	549000	USD
CY2020	us-gaap	Increase Decrease In Inventories IncreaseDecreaseInInventories	-1407000	USD
CY2019	us-gaap	Increase Decrease In Inventories IncreaseDecreaseInInventories	3432000	USD
CY2021	thr	Costs And Estimated Earnings And Billings On Construction Contracts CostsAndEstimatedEarningsAndBillingsOnConstructionContracts	2693000	USD
CY2020	thr	Costs And Estimated Earnings And Billings On Construction Contracts CostsAndEstimatedEarningsAndBillingsOnConstructionContracts	-12220000	USD
CY2019	thr	Costs And Estimated Earnings And Billings On Construction Contracts CostsAndEstimatedEarningsAndBillingsOnConstructionContracts	11990000	USD
CY2021	us-gaap	Increase Decrease In Other Operating Assets IncreaseDecreaseInOtherOperatingAssets	2127000	USD
CY2020	us-gaap	Increase Decrease In Other Operating Assets IncreaseDecreaseInOtherOperatingAssets	2915000	USD
CY2019	us-gaap	Increase Decrease In Other Operating Assets IncreaseDecreaseInOtherOperatingAssets	370000	USD
CY2021	us-gaap	Increase Decrease In Accounts Payable IncreaseDecreaseInAccountsPayable	-5651000	USD
CY2020	us-gaap	Increase Decrease In Accounts Payable IncreaseDecreaseInAccountsPayable	3407000	USD
CY2019	us-gaap	Increase Decrease In Accounts Payable IncreaseDecreaseInAccountsPayable	-21000	USD
CY2021	us-gaap	Increase Decrease In Accrued Liabilities IncreaseDecreaseInAccruedLiabilities	-608000	USD
CY2020	us-gaap	Increase Decrease In Accrued Liabilities IncreaseDecreaseInAccruedLiabilities	-284000	USD
CY2019	us-gaap	Increase Decrease In Accrued Liabilities IncreaseDecreaseInAccruedLiabilities	4076000	USD
CY2021	us-gaap	Increase Decrease In Accrued Income Taxes Payable IncreaseDecreaseInAccruedIncomeTaxesPayable	-6840000	USD
CY2020	us-gaap	Increase Decrease In Accrued Income Taxes Payable IncreaseDecreaseInAccruedIncomeTaxesPayable	942000	USD
CY2019	us-gaap	Increase Decrease In Accrued Income Taxes Payable IncreaseDecreaseInAccruedIncomeTaxesPayable	-6121000	USD
CY2021	us-gaap	Net Cash Provided By Used In Operating Activities NetCashProvidedByUsedInOperatingActivities	30289000	USD
CY2020	us-gaap	Net Cash Provided By Used In Operating Activities NetCashProvidedByUsedInOperatingActivities	70726000	USD
CY2019	us-gaap	Net Cash Provided By Used In Operating Activities NetCashProvidedByUsedInOperatingActivities	23227000	USD
CY2021	us-gaap	Payments To Acquire Property Plant And Equipment PaymentsToAcquirePropertyPlantAndEquipment	8132000	USD
CY2020	us-gaap	Payments To Acquire Property Plant And Equipment PaymentsToAcquirePropertyPlantAndEquipment	10855000	USD
CY2019	us-gaap	Payments To Acquire Property Plant And Equipment PaymentsToAcquirePropertyPlantAndEquipment	12036000	USD
CY2021	thr	Sales Of Rental Equipment SalesOfRentalEquipment	300000	USD
CY2020	thr	Sales Of Rental Equipment SalesOfRentalEquipment	603000	USD
CY2019	thr	Sales Of Rental Equipment SalesOfRentalEquipment	981000	USD
CY2021	us-gaap	Proceeds From Sale Of Property Plant And Equipment ProceedsFromSaleOfPropertyPlantAndEquipment	0	USD
CY2020	us-gaap	Proceeds From Sale Of Property Plant And Equipment ProceedsFromSaleOfPropertyPlantAndEquipment	242000	USD
CY2019	us-gaap	Proceeds From Sale Of Property Plant And Equipment ProceedsFromSaleOfPropertyPlantAndEquipment	33000	USD
CY2021	us-gaap	Payments For Proceeds From Investments PaymentsForProceedsFromInvestments	0	USD
CY2020	us-gaap	Payments For Proceeds From Investments PaymentsForProceedsFromInvestments	0	USD
CY2019	us-gaap	Payments For Proceeds From Investments PaymentsForProceedsFromInvestments	-952000	USD
CY2021	us-gaap	Net Cash Provided By Used In Investing Activities NetCashProvidedByUsedInInvestingActivities	-7832000	USD
CY2020	us-gaap	Net Cash Provided By Used In Investing Activities NetCashProvidedByUsedInInvestingActivities	-10010000	USD
CY2019	us-gaap	Net Cash Provided By Used In Investing Activities NetCashProvidedByUsedInInvestingActivities	-10070000	USD
CY2021	us-gaap	Repayments Of Long Term Debt RepaymentsOfLongTermDebt	64963000	USD
CY2020	us-gaap	Repayments Of Long Term Debt RepaymentsOfLongTermDebt	51883000	USD
CY2019	us-gaap	Repayments Of Long Term Debt RepaymentsOfLongTermDebt	40323000	USD
CY2021	us-gaap	Proceeds From Repayments Of Lines Of Credit ProceedsFromRepaymentsOfLinesOfCredit	37189000	USD
CY2020	us-gaap	Proceeds From Repayments Of Lines Of Credit ProceedsFromRepaymentsOfLinesOfCredit	10000000	USD
CY2019	us-gaap	Proceeds From Repayments Of Lines Of Credit ProceedsFromRepaymentsOfLinesOfCredit	33241000	USD
CY2021	thr	Payments To Purchase Shares Of Noncontrolling Interests PaymentsToPurchaseSharesOfNoncontrollingInterests	0	USD
CY2020	thr	Payments To Purchase Shares Of Noncontrolling Interests PaymentsToPurchaseSharesOfNoncontrollingInterests	4508000	USD
CY2019	thr	Payments To Purchase Shares Of Noncontrolling Interests PaymentsToPurchaseSharesOfNoncontrollingInterests	5665000	USD
CY2021	us-gaap	Payments To Minority Shareholders PaymentsToMinorityShareholders	0	USD
CY2020	us-gaap	Payments To Minority Shareholders PaymentsToMinorityShareholders	0	USD
CY2019	us-gaap	Payments To Minority Shareholders PaymentsToMinorityShareholders	947000	USD
CY2019	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Period Increase Decrease Including Exchange Rate Effect CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect	-2486000	USD
CY2021	us-gaap	Finance Lease Principal Payments FinanceLeasePrincipalPayments	276000	USD
CY2020	us-gaap	Finance Lease Principal Payments FinanceLeasePrincipalPayments	196000	USD
CY2019	us-gaap	Finance Lease Principal Payments FinanceLeasePrincipalPayments	205000	USD
CY2021	us-gaap	Proceeds From Stock Options Exercised ProceedsFromStockOptionsExercised	629000	USD
CY2020	us-gaap	Proceeds From Stock Options Exercised ProceedsFromStockOptionsExercised	1016000	USD
CY2019	us-gaap	Proceeds From Stock Options Exercised ProceedsFromStockOptionsExercised	396000	USD
CY2021	us-gaap	Payments Related To Tax Withholding For Share Based Compensation PaymentsRelatedToTaxWithholdingForShareBasedCompensation	784000	USD
CY2020	us-gaap	Payments Related To Tax Withholding For Share Based Compensation PaymentsRelatedToTaxWithholdingForShareBasedCompensation	969000	USD
CY2019	us-gaap	Payments Related To Tax Withholding For Share Based Compensation PaymentsRelatedToTaxWithholdingForShareBasedCompensation	598000	USD
CY2021	us-gaap	Net Cash Provided By Used In Financing Activities NetCashProvidedByUsedInFinancingActivities	-28205000	USD
CY2020	us-gaap	Net Cash Provided By Used In Financing Activities NetCashProvidedByUsedInFinancingActivities	-46540000	USD
CY2019	us-gaap	Net Cash Provided By Used In Financing Activities NetCashProvidedByUsedInFinancingActivities	-14101000	USD
CY2021	us-gaap	Effect Of Exchange Rate On Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents EffectOfExchangeRateOnCashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	2192000	USD
CY2020	us-gaap	Effect Of Exchange Rate On Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents EffectOfExchangeRateOnCashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	-2011000	USD
CY2019	us-gaap	Effect Of Exchange Rate On Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents EffectOfExchangeRateOnCashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	-1542000	USD
CY2021	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Period Increase Decrease Including Exchange Rate Effect CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect	-3556000	USD
CY2020	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Period Increase Decrease Including Exchange Rate Effect CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect	12165000	USD
CY2020Q1	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	46006000	USD
CY2019Q1	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	33841000	USD
CY2018Q1	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	36327000	USD
CY2021Q1	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	42450000	USD
CY2020Q1	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	46006000	USD
CY2019Q1	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	33841000	USD
CY2021	us-gaap	Interest Paid InterestPaid	8736000	USD
CY2020	us-gaap	Interest Paid InterestPaid	12397000	USD
CY2019	us-gaap	Interest Paid InterestPaid	13959000	USD
CY2021	us-gaap	Income Taxes Paid IncomeTaxesPaid	9667000	USD
CY2020	us-gaap	Income Taxes Paid IncomeTaxesPaid	12614000	USD
CY2019	us-gaap	Income Taxes Paid IncomeTaxesPaid	22260000	USD
CY2021	us-gaap	Proceeds From Income Tax Refunds ProceedsFromIncomeTaxRefunds	2070000	USD
CY2020	us-gaap	Proceeds From Income Tax Refunds ProceedsFromIncomeTaxRefunds	4842000	USD
CY2019	us-gaap	Proceeds From Income Tax Refunds ProceedsFromIncomeTaxRefunds	900000	USD
CY2010Q2	thr	Cost For Sale Of Controlling Interest CostForSaleOfControllingInterest	129252000	USD
CY2021	thr	Emergency Wage Subsidy EmergencyWageSubsidy	6842000	USD
CY2021	thr	Entity Wide Disclosure On Geographic Areas Revenue From External Customers Attributed To Foreign Countries Percentage EntityWideDisclosureOnGeographicAreasRevenueFromExternalCustomersAttributedToForeignCountriesPercentage	0.65
CY2020	thr	Entity Wide Disclosure On Geographic Areas Revenue From External Customers Attributed To Foreign Countries Percentage EntityWideDisclosureOnGeographicAreasRevenueFromExternalCustomersAttributedToForeignCountriesPercentage	0.59
CY2019	thr	Entity Wide Disclosure On Geographic Areas Revenue From External Customers Attributed To Foreign Countries Percentage EntityWideDisclosureOnGeographicAreasRevenueFromExternalCustomersAttributedToForeignCountriesPercentage	0.63
CY2021Q1	thr	Entity Wide Disclosure On Geographic Areas Long Lived Assets In Foreign Countries Percentage EntityWideDisclosureOnGeographicAreasLongLivedAssetsInForeignCountriesPercentage	0.65
CY2020Q1	thr	Entity Wide Disclosure On Geographic Areas Long Lived Assets In Foreign Countries Percentage EntityWideDisclosureOnGeographicAreasLongLivedAssetsInForeignCountriesPercentage	0.61
CY2021	us-gaap	Number Of Reportable Segments NumberOfReportableSegments	4	segment
CY2021Q1	us-gaap	Number Of Countries In Which Entity Operates NumberOfCountriesInWhichEntityOperates	4	Geographic_Region
CY2021	us-gaap	Use Of Estimates UseOfEstimates	<div style="text-align:justify"><span style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-style:italic;font-weight:700;line-height:120%">Use of Estimates</span></div><div style="text-align:justify"><span><br/></span></div><div style="text-align:justify;text-indent:36pt"><span style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:120%">The preparation of financial statements in conformity with U.S. generally accepted accounting principles requires management to make estimates and assumptions that affect the amounts reported in the financial statements and accompanying notes. Actual results inevitably will differ from those estimates, and such differences may be material to the financial statements.</span></div>
CY2021Q1	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	42450000	USD
CY2020Q1	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	46006000	USD
CY2019Q1	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	33841000	USD
CY2021Q1	us-gaap	Allowance For Doubtful Accounts Receivable Current AllowanceForDoubtfulAccountsReceivableCurrent	2074000	USD
CY2020Q1	us-gaap	Allowance For Doubtful Accounts Receivable Current AllowanceForDoubtfulAccountsReceivableCurrent	834000	USD
CY2021	us-gaap	Goodwill Impairment Loss GoodwillImpairmentLoss	0	USD
CY2021	us-gaap	Amortization Of Deferred Charges AmortizationOfDeferredCharges	1525000	USD
CY2020	us-gaap	Amortization Of Deferred Charges AmortizationOfDeferredCharges	1885000	USD
CY2019	us-gaap	Amortization Of Deferred Charges AmortizationOfDeferredCharges	1756000	USD
CY2021	us-gaap	Research And Development Expense ResearchAndDevelopmentExpense	7466000	USD
CY2020	us-gaap	Research And Development Expense ResearchAndDevelopmentExpense	8378000	USD
CY2020	thr	Foreign Currency Transaction Gain Loss Net Of Impact Of Foreign Currency Derivatives On Earnings ForeignCurrencyTransactionGainLossNetOfImpactOfForeignCurrencyDerivativesOnEarnings	580000	USD
CY2019	us-gaap	Research And Development Expense ResearchAndDevelopmentExpense	6289000	USD
CY2021Q1	us-gaap	Due To Related Parties Current And Noncurrent DueToRelatedPartiesCurrentAndNoncurrent	54603000	USD
CY2021	us-gaap	Maximum Remaining Maturity Of Foreign Currency Derivatives1 MaximumRemainingMaturityOfForeignCurrencyDerivatives1	P30D
CY2021	thr	Foreign Currency Transaction Gain Loss Net Of Impact Of Foreign Currency Derivatives On Earnings ForeignCurrencyTransactionGainLossNetOfImpactOfForeignCurrencyDerivativesOnEarnings	283000	USD
CY2019	thr	Foreign Currency Transaction Gain Loss Net Of Impact Of Foreign Currency Derivatives On Earnings ForeignCurrencyTransactionGainLossNetOfImpactOfForeignCurrencyDerivativesOnEarnings	228000	USD
CY2021Q1	us-gaap	Operating Lease Weighted Average Remaining Lease Term1 OperatingLeaseWeightedAverageRemainingLeaseTerm1	P6Y
CY2020Q1	us-gaap	Operating Lease Weighted Average Remaining Lease Term1 OperatingLeaseWeightedAverageRemainingLeaseTerm1	P6Y2M12D
CY2021Q1	us-gaap	Finance Lease Weighted Average Remaining Lease Term1 FinanceLeaseWeightedAverageRemainingLeaseTerm1	P3Y1M6D
CY2020Q1	us-gaap	Finance Lease Weighted Average Remaining Lease Term1 FinanceLeaseWeightedAverageRemainingLeaseTerm1	P3Y4M24D
CY2021Q1	us-gaap	Operating Lease Weighted Average Discount Rate Percent OperatingLeaseWeightedAverageDiscountRatePercent	0.0481
CY2020Q1	us-gaap	Operating Lease Weighted Average Discount Rate Percent OperatingLeaseWeightedAverageDiscountRatePercent	0.0482
CY2021Q1	us-gaap	Finance Lease Weighted Average Discount Rate Percent FinanceLeaseWeightedAverageDiscountRatePercent	0.0656
CY2020Q1	us-gaap	Finance Lease Weighted Average Discount Rate Percent FinanceLeaseWeightedAverageDiscountRatePercent	0.0698
CY2021Q1	us-gaap	Operating Lease Right Of Use Asset OperatingLeaseRightOfUseAsset	12619000	USD
CY2020Q1	us-gaap	Operating Lease Right Of Use Asset OperatingLeaseRightOfUseAsset	16637000	USD
CY2021Q1	us-gaap	Finance Lease Right Of Use Asset FinanceLeaseRightOfUseAsset	426000	USD
CY2020Q1	us-gaap	Finance Lease Right Of Use Asset FinanceLeaseRightOfUseAsset	695000	USD
CY2021Q1	thr	Total Rightof Use Assets TotalRightofUseAssets	13045000	USD
CY2020Q1	thr	Total Rightof Use Assets TotalRightofUseAssets	17332000	USD
CY2021Q1	us-gaap	Finance Lease Liability Current FinanceLeaseLiabilityCurrent	128000	USD
CY2020Q1	us-gaap	Finance Lease Liability Current FinanceLeaseLiabilityCurrent	201000	USD
CY2021Q1	us-gaap	Finance Lease Liability Noncurrent FinanceLeaseLiabilityNoncurrent	346000	USD
CY2020Q1	us-gaap	Finance Lease Liability Noncurrent FinanceLeaseLiabilityNoncurrent	511000	USD
CY2021Q1	thr	Total Lease Liability TotalLeaseLiability	15884000	USD
CY2020Q1	thr	Total Lease Liability TotalLeaseLiability	19124000	USD
CY2021	us-gaap	Operating Lease Expense OperatingLeaseExpense	4697000	USD
CY2020	us-gaap	Operating Lease Expense OperatingLeaseExpense	3835000	USD
CY2021	us-gaap	Finance Lease Right Of Use Asset Amortization FinanceLeaseRightOfUseAssetAmortization	266000	USD
CY2020	us-gaap	Finance Lease Right Of Use Asset Amortization FinanceLeaseRightOfUseAssetAmortization	266000	USD
CY2021	us-gaap	Finance Lease Interest Expense FinanceLeaseInterestExpense	21000	USD
CY2020	us-gaap	Finance Lease Interest Expense FinanceLeaseInterestExpense	41000	USD
CY2021	us-gaap	Short Term Lease Cost ShortTermLeaseCost	240000	USD
CY2020	us-gaap	Short Term Lease Cost ShortTermLeaseCost	1117000	USD
CY2021	thr	Net Lease Expense NetLeaseExpense	5224000	USD
CY2020	thr	Net Lease Expense NetLeaseExpense	5259000	USD
CY2021	us-gaap	Operating Lease Payments OperatingLeasePayments	4566000	USD
CY2020	us-gaap	Operating Lease Payments OperatingLeasePayments	3523000	USD
CY2021	us-gaap	Finance Lease Interest Payment On Liability FinanceLeaseInterestPaymentOnLiability	39000	USD
CY2021Q1	us-gaap	Lessee Operating Lease Liability Payments Due After Year Five LesseeOperatingLeaseLiabilityPaymentsDueAfterYearFive	4538000	USD
CY2020	us-gaap	Finance Lease Interest Payment On Liability FinanceLeaseInterestPaymentOnLiability	41000	USD
CY2021	thr	Financing Lease Payments FinancingLeasePayments	276000	USD
CY2020	thr	Financing Lease Payments FinancingLeasePayments	259000	USD
CY2021Q1	us-gaap	Lessee Operating Lease Liability Payments Due Next Twelve Months LesseeOperatingLeaseLiabilityPaymentsDueNextTwelveMonths	4031000	USD
CY2021Q1	us-gaap	Finance Lease Liability Payments Due Next Twelve Months FinanceLeaseLiabilityPaymentsDueNextTwelveMonths	288000	USD
CY2021Q1	us-gaap	Lessee Operating Lease Liability Payments Due Year Two LesseeOperatingLeaseLiabilityPaymentsDueYearTwo	3390000	USD
CY2021Q1	us-gaap	Finance Lease Liability Payments Due Year Two FinanceLeaseLiabilityPaymentsDueYearTwo	133000	USD
CY2021Q1	us-gaap	Lessee Operating Lease Liability Payments Due Year Three LesseeOperatingLeaseLiabilityPaymentsDueYearThree	2238000	USD
CY2021Q1	us-gaap	Finance Lease Liability Payments Due Year Three FinanceLeaseLiabilityPaymentsDueYearThree	99000	USD
CY2021Q1	us-gaap	Lessee Operating Lease Liability Payments Due Year Four LesseeOperatingLeaseLiabilityPaymentsDueYearFour	1887000	USD
CY2021Q1	us-gaap	Finance Lease Liability Payments Due Year Four FinanceLeaseLiabilityPaymentsDueYearFour	37000	USD
CY2021Q1	us-gaap	Lessee Operating Lease Liability Payments Due Year Five LesseeOperatingLeaseLiabilityPaymentsDueYearFive	1707000	USD
CY2021Q1	us-gaap	Finance Lease Liability Payments Due Year Five FinanceLeaseLiabilityPaymentsDueYearFive	2000	USD
CY2021Q1	us-gaap	Finance Lease Liability Payments Due After Year Five FinanceLeaseLiabilityPaymentsDueAfterYearFive	0	USD
CY2021Q1	us-gaap	Lessee Operating Lease Liability Payments Due LesseeOperatingLeaseLiabilityPaymentsDue	17791000	USD
CY2021Q1	thr	Finance Lease Liability Payment FinanceLeaseLiabilityPayment	559000	USD
CY2021Q1	us-gaap	Lessee Operating Lease Liability Undiscounted Excess Amount LesseeOperatingLeaseLiabilityUndiscountedExcessAmount	2381000	USD
CY2021Q1	us-gaap	Finance Lease Liability Undiscounted Excess Amount FinanceLeaseLiabilityUndiscountedExcessAmount	85000	USD
CY2021Q1	us-gaap	Contract With Customer Asset Net ContractWithCustomerAssetNet	11379000	USD
CY2020Q1	us-gaap	Contract With Customer Asset Net ContractWithCustomerAssetNet	10194000	USD
CY2021Q1	us-gaap	Contract With Customer Liability ContractWithCustomerLiability	2959000	USD
CY2020Q1	us-gaap	Contract With Customer Liability ContractWithCustomerLiability	4538000	USD
CY2021	us-gaap	Revenue From Contract With Customer Excluding Assessed Tax RevenueFromContractWithCustomerExcludingAssessedTax	276181000	USD
CY2020	us-gaap	Revenue From Contract With Customer Excluding Assessed Tax RevenueFromContractWithCustomerExcludingAssessedTax	383486000	USD
CY2019	us-gaap	Revenue From Contract With Customer Excluding Assessed Tax RevenueFromContractWithCustomerExcludingAssessedTax	412642000	USD
CY2021	us-gaap	Net Income Loss Available To Common Stockholders Basic NetIncomeLossAvailableToCommonStockholdersBasic	1165000	USD
CY2019	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	33054304	shares
CY2020	us-gaap	Net Income Loss Available To Common Stockholders Basic NetIncomeLossAvailableToCommonStockholdersBasic	11938000	USD
CY2019	us-gaap	Net Income Loss Available To Common Stockholders Basic NetIncomeLossAvailableToCommonStockholdersBasic	22756000	USD
CY2021	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	33134592	shares
CY2020	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	32760327	shares
CY2019	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	32568541	shares
CY2021	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	0.04
CY2020	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	0.36
CY2019	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	0.70
CY2021	us-gaap	Net Income Loss Available To Common Stockholders Basic NetIncomeLossAvailableToCommonStockholdersBasic	1165000	USD
CY2020	us-gaap	Net Income Loss Available To Common Stockholders Basic NetIncomeLossAvailableToCommonStockholdersBasic	11938000	USD
CY2019	us-gaap	Net Income Loss Available To Common Stockholders Basic NetIncomeLossAvailableToCommonStockholdersBasic	22756000	USD
CY2021	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	33134592	shares
CY2020	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	32760327	shares
CY2019	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	32568541	shares
CY2021	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	33340954	shares
CY2020	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	33148670	shares
CY2021	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	0.03
CY2020	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	0.36
CY2019	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	0.69
CY2021	us-gaap	Antidilutive Securities Excluded From Computation Of Earnings Per Share Amount AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount	85322	shares
CY2020	us-gaap	Antidilutive Securities Excluded From Computation Of Earnings Per Share Amount AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount	0	shares
CY2019	us-gaap	Antidilutive Securities Excluded From Computation Of Earnings Per Share Amount AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount	0	shares
CY2021Q1	us-gaap	Inventory Raw Materials InventoryRawMaterials	33485000	USD
CY2020Q1	us-gaap	Inventory Raw Materials InventoryRawMaterials	31300000	USD
CY2021Q1	us-gaap	Inventory Work In Process InventoryWorkInProcess	4071000	USD
CY2020Q1	us-gaap	Inventory Work In Process InventoryWorkInProcess	5317000	USD
CY2021Q1	us-gaap	Inventory Finished Goods InventoryFinishedGoods	28008000	USD
CY2020Q1	us-gaap	Inventory Finished Goods InventoryFinishedGoods	25701000	USD
CY2021Q1	us-gaap	Inventory Gross InventoryGross	65564000	USD
CY2020Q1	us-gaap	Inventory Gross InventoryGross	62318000	USD
CY2021Q1	us-gaap	Inventory Valuation Reserves InventoryValuationReserves	1774000	USD
CY2020Q1	us-gaap	Inventory Valuation Reserves InventoryValuationReserves	2045000	USD
CY2021Q1	us-gaap	Inventory Net InventoryNet	63790000	USD
CY2020Q1	us-gaap	Inventory Net InventoryNet	60273000	USD
CY2021Q1	us-gaap	Property Plant And Equipment Gross PropertyPlantAndEquipmentGross	128185000	USD
CY2020Q1	us-gaap	Property Plant And Equipment Gross PropertyPlantAndEquipmentGross	116092000	USD
CY2021Q1	us-gaap	Accumulated Depreciation Depletion And Amortization Property Plant And Equipment AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment	55555000	USD
CY2020Q1	us-gaap	Accumulated Depreciation Depletion And Amortization Property Plant And Equipment AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment	43550000	USD
CY2021Q1	us-gaap	Property Plant And Equipment Net PropertyPlantAndEquipmentNet	72630000	USD
CY2020Q1	us-gaap	Property Plant And Equipment Net PropertyPlantAndEquipmentNet	72542000	USD
CY2021	us-gaap	Depreciation Depreciation	11277000	USD
CY2021	us-gaap	Amortization Of Intangible Assets AmortizationOfIntangibleAssets	9445000	USD
CY2020	us-gaap	Amortization Of Intangible Assets AmortizationOfIntangibleAssets	17773000	USD
CY2019	us-gaap	Amortization Of Intangible Assets AmortizationOfIntangibleAssets	20771000	USD
CY2021Q1	us-gaap	Finite Lived Intangible Assets Amortization Expense Next Twelve Months FiniteLivedIntangibleAssetsAmortizationExpenseNextTwelveMonths	8766000	USD
CY2021Q1	us-gaap	Finite Lived Intangible Assets Amortization Expense Year Two FiniteLivedIntangibleAssetsAmortizationExpenseYearTwo	8766000	USD
CY2021Q1	us-gaap	Finite Lived Intangible Assets Amortization Expense Year Three FiniteLivedIntangibleAssetsAmortizationExpenseYearThree	8118000	USD
CY2021Q1	us-gaap	Finite Lived Intangible Assets Amortization Expense Year Four FiniteLivedIntangibleAssetsAmortizationExpenseYearFour	7793000	USD
CY2021Q1	us-gaap	Finite Lived Intangible Assets Amortization Expense Year Five FiniteLivedIntangibleAssetsAmortizationExpenseYearFive	7794000	USD
CY2021Q1	us-gaap	Finite Lived Intangible Assets Amortization Expense After Year Five FiniteLivedIntangibleAssetsAmortizationExpenseAfterYearFive	18329000	USD
CY2021Q1	us-gaap	Finite Lived Intangible Assets Net FiniteLivedIntangibleAssetsNet	59566000	USD
CY2021Q1	thr	Employeerelated Liabilities Excluding Compensation Relatedto Acquisition Current EmployeerelatedLiabilitiesExcludingCompensationRelatedtoAcquisitionCurrent	11765000	USD
CY2020Q1	thr	Employeerelated Liabilities Excluding Compensation Relatedto Acquisition Current EmployeerelatedLiabilitiesExcludingCompensationRelatedtoAcquisitionCurrent	12542000	USD
CY2021Q1	us-gaap	Interest Payable Current InterestPayableCurrent	648000	USD
CY2020Q1	us-gaap	Interest Payable Current InterestPayableCurrent	782000	USD
CY2021Q1	thr	Customer Prepayment CustomerPrepayment	283000	USD
CY2020Q1	thr	Customer Prepayment CustomerPrepayment	357000	USD
CY2021Q1	us-gaap	Product Warranty Accrual Classified Current ProductWarrantyAccrualClassifiedCurrent	250000	USD
CY2020Q1	us-gaap	Product Warranty Accrual Classified Current ProductWarrantyAccrualClassifiedCurrent	477000	USD
CY2021Q1	us-gaap	Accrued Professional Fees Current AccruedProfessionalFeesCurrent	2361000	USD
CY2020Q1	us-gaap	Accrued Professional Fees Current AccruedProfessionalFeesCurrent	2086000	USD
CY2021Q1	us-gaap	Sales And Excise Tax Payable Current SalesAndExciseTaxPayableCurrent	2404000	USD
CY2020Q1	us-gaap	Sales And Excise Tax Payable Current SalesAndExciseTaxPayableCurrent	2423000	USD
CY2021Q1	us-gaap	Other Accrued Liabilities Current OtherAccruedLiabilitiesCurrent	5806000	USD
CY2020Q1	us-gaap	Other Accrued Liabilities Current OtherAccruedLiabilitiesCurrent	5090000	USD
CY2021Q1	us-gaap	Accrued Liabilities Current AccruedLiabilitiesCurrent	23517000	USD
CY2020Q1	us-gaap	Accrued Liabilities Current AccruedLiabilitiesCurrent	23757000	USD
CY2017Q4	thr	Debt Instrument Debt Covenant Maximum Leverage Ratioto Secure Additional Borrowing DebtInstrumentDebtCovenantMaximumLeverageRatiotoSecureAdditionalBorrowing	4.0
CY2020Q1	us-gaap	Lines Of Credit Current LinesOfCreditCurrent	0	USD
CY2021Q1	us-gaap	Lines Of Credit Current LinesOfCreditCurrent	0	USD
CY2021Q1	us-gaap	Secured Debt Current SecuredDebtCurrent	2500000	USD
CY2020Q1	us-gaap	Secured Debt Current SecuredDebtCurrent	2500000	USD
CY2021Q1	us-gaap	Secured Long Term Debt SecuredLongTermDebt	143017000	USD
CY2020Q1	us-gaap	Secured Long Term Debt SecuredLongTermDebt	169053000	USD
CY2021Q1	us-gaap	Long Term Debt Maturities Repayments Of Principal In Next Twelve Months LongTermDebtMaturitiesRepaymentsOfPrincipalInNextTwelveMonths	2500000	USD
CY2021Q1	us-gaap	Long Term Debt Maturities Repayments Of Principal In Year Two LongTermDebtMaturitiesRepaymentsOfPrincipalInYearTwo	2500000	USD
CY2021Q1	us-gaap	Long Term Debt Maturities Repayments Of Principal In Year Three LongTermDebtMaturitiesRepaymentsOfPrincipalInYearThree	2500000	USD
CY2021Q1	us-gaap	Long Term Debt Maturities Repayments Of Principal In Year Four LongTermDebtMaturitiesRepaymentsOfPrincipalInYearFour	141000000	USD
CY2021Q1	us-gaap	Long Term Debt Maturities Repayments Of Principal In Year Five LongTermDebtMaturitiesRepaymentsOfPrincipalInYearFive	0	USD
CY2021Q1	us-gaap	Long Term Debt LongTermDebt	148500000	USD
CY2020Q2	us-gaap	Payments For Repurchase Of Equity PaymentsForRepurchaseOfEquity	5665	USD
CY2019Q3	us-gaap	Payments To Acquire Interest In Subsidiaries And Affiliates PaymentsToAcquireInterestInSubsidiariesAndAffiliates	4508	USD
CY2021	us-gaap	Defined Contribution Plan Employers Matching Contribution Annual Vesting Percentage DefinedContributionPlanEmployersMatchingContributionAnnualVestingPercentage	1
CY2021	us-gaap	Defined Contribution Plan Employer Matching Contribution Percent DefinedContributionPlanEmployerMatchingContributionPercent	0.50
CY2021	us-gaap	Defined Contribution Plan Employer Discretionary Contribution Amount DefinedContributionPlanEmployerDiscretionaryContributionAmount	2561000	USD
CY2020	us-gaap	Defined Contribution Plan Employer Discretionary Contribution Amount DefinedContributionPlanEmployerDiscretionaryContributionAmount	2607000	USD
CY2019	us-gaap	Defined Contribution Plan Employer Discretionary Contribution Amount DefinedContributionPlanEmployerDiscretionaryContributionAmount	2315000	USD
CY2021	us-gaap	Other Labor Related Expenses OtherLaborRelatedExpenses	2767000	USD
CY2020	us-gaap	Other Labor Related Expenses OtherLaborRelatedExpenses	3104000	USD
CY2019	us-gaap	Other Labor Related Expenses OtherLaborRelatedExpenses	9885000	USD
CY2021Q1	us-gaap	Deferred Compensation Plan Assets DeferredCompensationPlanAssets	5047000	USD
CY2020Q1	us-gaap	Deferred Compensation Plan Assets DeferredCompensationPlanAssets	2849000	USD
CY2021Q1	us-gaap	Deferred Compensation Liability Classified Noncurrent DeferredCompensationLiabilityClassifiedNoncurrent	4608000	USD
CY2020Q1	us-gaap	Deferred Compensation Liability Classified Noncurrent DeferredCompensationLiabilityClassifiedNoncurrent	2886000	USD
CY2021	us-gaap	Deferred Compensation Arrangement With Individual Compensation Expense DeferredCompensationArrangementWithIndividualCompensationExpense	1564000	USD
CY2020	us-gaap	Deferred Compensation Arrangement With Individual Compensation Expense DeferredCompensationArrangementWithIndividualCompensationExpense	-387000	USD
CY2021Q1	us-gaap	Defined Benefit Plan Accumulated Other Comprehensive Income Net Gains Losses Before Tax DefinedBenefitPlanAccumulatedOtherComprehensiveIncomeNetGainsLossesBeforeTax	-1635000	USD
CY2020Q1	us-gaap	Defined Benefit Plan Accumulated Other Comprehensive Income Net Gains Losses Before Tax DefinedBenefitPlanAccumulatedOtherComprehensiveIncomeNetGainsLossesBeforeTax	498000	USD
CY2021	us-gaap	Restructuring And Related Cost Number Of Positions Eliminated RestructuringAndRelatedCostNumberOfPositionsEliminated	252000	positions
CY2021	us-gaap	Severance Costs1 SeveranceCosts1	5748000	USD
CY2021	thr	Restructuring Reserve Lease Abandonment Charges RestructuringReserveLeaseAbandonmentCharges	381000	USD
CY2020Q4	us-gaap	Sale Of Stock Consideration Received On Transaction SaleOfStockConsiderationReceivedOnTransaction	2500000	ZAR
CY2020Q4	us-gaap	Sale Of Stock Consideration Received On Transaction SaleOfStockConsiderationReceivedOnTransaction	167000	USD
CY2021Q1	thr	Guarantee Obligations Cash Deposits Pledged As Collateral GuaranteeObligationsCashDepositsPledgedAsCollateral	1667000	USD
CY2021	us-gaap	Restructuring Costs RestructuringCosts	8623000	USD
CY2021Q1	us-gaap	Guarantee Obligations Maximum Exposure GuaranteeObligationsMaximumExposure	6905000	USD
CY2021Q1	thr	Guarantee Obligations Secured By Cash Deposits GuaranteeObligationsSecuredByCashDeposits	1066000	USD
CY2021Q1	thr	Guarantee Obligations Represented By Reduction Of Available Amount Of Lines Of Credit GuaranteeObligationsRepresentedByReductionOfAvailableAmountOfLinesOfCredit	3314000	USD
CY2020Q1	thr	Guarantee Obligations Cash Deposits Pledged As Collateral GuaranteeObligationsCashDepositsPledgedAsCollateral	2769000	USD
CY2021Q1	thr	Indian Custom Bonds Outstanding IndianCustomBondsOutstanding	4938000	USD
CY2021	us-gaap	Related Party Transaction Expenses From Transactions With Related Party RelatedPartyTransactionExpensesFromTransactionsWithRelatedParty	1768000	USD
CY2020	us-gaap	Related Party Transaction Expenses From Transactions With Related Party RelatedPartyTransactionExpensesFromTransactionsWithRelatedParty	2679000	USD
CY2019	us-gaap	Related Party Transaction Expenses From Transactions With Related Party RelatedPartyTransactionExpensesFromTransactionsWithRelatedParty	3809000	USD
CY2021Q1	us-gaap	Purchase Obligation Due In Next Twelve Months PurchaseObligationDueInNextTwelveMonths	1087000	USD
CY2021Q1	us-gaap	Purchase Obligation Due In Second Year PurchaseObligationDueInSecondYear	896000	USD
CY2021Q1	us-gaap	Purchase Obligation PurchaseObligation	1983000	USD
CY2021	us-gaap	Contract With Customer Liability Cumulative Catch Up Adjustment To Revenue Change In Measure Of Progress ContractWithCustomerLiabilityCumulativeCatchUpAdjustmentToRevenueChangeInMeasureOfProgress	4380000	USD
CY2018Q1	us-gaap	Product Warranty Accrual ProductWarrantyAccrual	300000	USD
CY2019	us-gaap	Product Warranty Accrual Warranties Issued ProductWarrantyAccrualWarrantiesIssued	300000	USD
CY2019	us-gaap	Product Warranty Accrual Payments ProductWarrantyAccrualPayments	235000	USD
CY2019Q1	us-gaap	Product Warranty Accrual ProductWarrantyAccrual	365000	USD
CY2020	us-gaap	Product Warranty Accrual Warranties Issued ProductWarrantyAccrualWarrantiesIssued	160000	USD
CY2020	us-gaap	Product Warranty Accrual Payments ProductWarrantyAccrualPayments	48000	USD
CY2020Q1	us-gaap	Product Warranty Accrual ProductWarrantyAccrual	477000	USD
CY2021	us-gaap	Product Warranty Accrual Warranties Issued ProductWarrantyAccrualWarrantiesIssued	217000	USD
CY2021	us-gaap	Product Warranty Accrual Payments ProductWarrantyAccrualPayments	444000	USD
CY2021Q1	us-gaap	Product Warranty Accrual ProductWarrantyAccrual	250000	USD
CY2020	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Exercises In Period Total Intrinsic Value ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisesInPeriodTotalIntrinsicValue	3240000	USD
CY2021	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Expirations In Period ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExpirationsInPeriod	10068	shares
CY2021	us-gaap	Share Based Compensation Arrangements By Share Based Payment Award Options Expirations In Period Weighted Average Exercise Price ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsExpirationsInPeriodWeightedAverageExercisePrice	14.73
CY2021	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Exercises In Period Total Intrinsic Value ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisesInPeriodTotalIntrinsicValue	646000	USD
CY2019	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Exercises In Period Total Intrinsic Value ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisesInPeriodTotalIntrinsicValue	555000	USD
CY2021Q1	us-gaap	Share Price SharePrice	19.49
CY2021Q1	us-gaap	Share Price SharePrice	19.49
CY2021Q1	thr	Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Target Numberof Shares ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsTargetNumberofShares	49716	shares
CY2020Q1	thr	Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Target Numberof Shares ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsTargetNumberofShares	86634	shares
CY2021Q1	us-gaap	Employee Service Share Based Compensation Nonvested Awards Total Compensation Cost Not Yet Recognized EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognized	1461000	USD
CY2021	us-gaap	Employee Service Share Based Compensation Nonvested Awards Total Compensation Cost Not Yet Recognized Period For Recognition1 EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognizedPeriodForRecognition1	P1Y6M
CY2021	us-gaap	Foreign Currency Transaction Gain Loss Before Tax ForeignCurrencyTransactionGainLossBeforeTax	1095000	USD
CY2020	us-gaap	Foreign Currency Transaction Gain Loss Before Tax ForeignCurrencyTransactionGainLossBeforeTax	-143000	USD
CY2019	us-gaap	Foreign Currency Transaction Gain Loss Before Tax ForeignCurrencyTransactionGainLossBeforeTax	353000	USD
CY2021	us-gaap	Gain Loss On Foreign Currency Derivatives Recorded In Earnings Net GainLossOnForeignCurrencyDerivativesRecordedInEarningsNet	-811000	USD
CY2020	us-gaap	Gain Loss On Foreign Currency Derivatives Recorded In Earnings Net GainLossOnForeignCurrencyDerivativesRecordedInEarningsNet	-437000	USD
CY2019	us-gaap	Gain Loss On Foreign Currency Derivatives Recorded In Earnings Net GainLossOnForeignCurrencyDerivativesRecordedInEarningsNet	-125000	USD
CY2021	thr	Gainon Settlementof Related Party Transactions GainonSettlementofRelatedPartyTransactions	1635000	USD
CY2020	thr	Gainon Settlementof Related Party Transactions GainonSettlementofRelatedPartyTransactions	-498000	USD
CY2019	thr	Gainon Settlementof Related Party Transactions GainonSettlementofRelatedPartyTransactions	-50000	USD
CY2021	thr	Other Nonoperating Income Expense Other OtherNonoperatingIncomeExpenseOther	216000	USD
CY2020	thr	Other Nonoperating Income Expense Other OtherNonoperatingIncomeExpenseOther	-480000	USD
CY2019	thr	Other Nonoperating Income Expense Other OtherNonoperatingIncomeExpenseOther	-69000	USD
CY2021	us-gaap	Other Nonoperating Income Expense OtherNonoperatingIncomeExpense	2135000	USD
CY2020	us-gaap	Other Nonoperating Income Expense OtherNonoperatingIncomeExpense	-1558000	USD
CY2019	us-gaap	Other Nonoperating Income Expense OtherNonoperatingIncomeExpense	109000	USD
CY2021	us-gaap	Current Federal Tax Expense Benefit CurrentFederalTaxExpenseBenefit	-4662000	USD
CY2020	us-gaap	Current Federal Tax Expense Benefit CurrentFederalTaxExpenseBenefit	-759000	USD
CY2019	us-gaap	Current Federal Tax Expense Benefit CurrentFederalTaxExpenseBenefit	3507000	USD
CY2021	us-gaap	Current Foreign Tax Expense Benefit CurrentForeignTaxExpenseBenefit	6098000	USD
CY2020	us-gaap	Current Foreign Tax Expense Benefit CurrentForeignTaxExpenseBenefit	9359000	USD
CY2019	us-gaap	Current Foreign Tax Expense Benefit CurrentForeignTaxExpenseBenefit	11951000	USD
CY2021	us-gaap	Current State And Local Tax Expense Benefit CurrentStateAndLocalTaxExpenseBenefit	197000	USD
CY2020	us-gaap	Current State And Local Tax Expense Benefit CurrentStateAndLocalTaxExpenseBenefit	279000	USD
CY2019	us-gaap	Current State And Local Tax Expense Benefit CurrentStateAndLocalTaxExpenseBenefit	681000	USD
CY2021	us-gaap	Deferred Federal Income Tax Expense Benefit DeferredFederalIncomeTaxExpenseBenefit	-1880000	USD
CY2020	us-gaap	Deferred Federal Income Tax Expense Benefit DeferredFederalIncomeTaxExpenseBenefit	-796000	USD
CY2019	us-gaap	Deferred Federal Income Tax Expense Benefit DeferredFederalIncomeTaxExpenseBenefit	-2083000	USD
CY2021	us-gaap	Deferred Foreign Income Tax Expense Benefit DeferredForeignIncomeTaxExpenseBenefit	-1084000	USD
CY2020	us-gaap	Deferred Foreign Income Tax Expense Benefit DeferredForeignIncomeTaxExpenseBenefit	-2895000	USD
CY2019	us-gaap	Deferred Foreign Income Tax Expense Benefit DeferredForeignIncomeTaxExpenseBenefit	-3964000	USD
CY2021	us-gaap	Deferred State And Local Income Tax Expense Benefit DeferredStateAndLocalIncomeTaxExpenseBenefit	-107000	USD
CY2020	us-gaap	Deferred State And Local Income Tax Expense Benefit DeferredStateAndLocalIncomeTaxExpenseBenefit	-46000	USD
CY2019	us-gaap	Deferred State And Local Income Tax Expense Benefit DeferredStateAndLocalIncomeTaxExpenseBenefit	-119000	USD
CY2021	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	-1438000	USD
CY2020	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	5142000	USD
CY2019	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	9973000	USD
CY2021Q1	thr	Deferred Tax Assets Tax Deferred Expense Reservesand Accruals Current DeferredTaxAssetsTaxDeferredExpenseReservesandAccrualsCurrent	3537000	USD
CY2020Q1	thr	Deferred Tax Assets Tax Deferred Expense Reservesand Accruals Current DeferredTaxAssetsTaxDeferredExpenseReservesandAccrualsCurrent	2915000	USD
CY2021Q1	thr	Deferred Tax Assets Tax Deferred Expenses Compensation And Benefits Share Based Compensation Costs Noncurrent DeferredTaxAssetsTaxDeferredExpensesCompensationAndBenefitsShareBasedCompensationCostsNoncurrent	593000	USD
CY2020Q1	thr	Deferred Tax Assets Tax Deferred Expenses Compensation And Benefits Share Based Compensation Costs Noncurrent DeferredTaxAssetsTaxDeferredExpensesCompensationAndBenefitsShareBasedCompensationCostsNoncurrent	896000	USD
CY2021Q1	us-gaap	Deferred Tax Assets Tax Deferred Expense Compensation And Benefits Employee Compensation DeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefitsEmployeeCompensation	1954000	USD
CY2020Q1	us-gaap	Deferred Tax Assets Tax Deferred Expense Compensation And Benefits Employee Compensation DeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefitsEmployeeCompensation	2119000	USD
CY2021Q1	us-gaap	Deferred Tax Assets Operating Loss Carryforwards DeferredTaxAssetsOperatingLossCarryforwards	1224000	USD
CY2020Q1	us-gaap	Deferred Tax Assets Operating Loss Carryforwards DeferredTaxAssetsOperatingLossCarryforwards	1545000	USD
CY2021Q1	thr	Deferred Tax Assets Inventory Current DeferredTaxAssetsInventoryCurrent	383000	USD
CY2020Q1	thr	Deferred Tax Assets Inventory Current DeferredTaxAssetsInventoryCurrent	377000	USD
CY2021Q1	thr	Deferred Tax Assets Interest Limitation DeferredTaxAssetsInterestLimitation	204000	USD
CY2020Q1	thr	Deferred Tax Assets Interest Limitation DeferredTaxAssetsInterestLimitation	0	USD
CY2021Q1	thr	Deferred Tax Assets Capitalized Transactions Costs Noncurrent DeferredTaxAssetsCapitalizedTransactionsCostsNoncurrent	119000	USD
CY2020Q1	thr	Deferred Tax Assets Capitalized Transactions Costs Noncurrent DeferredTaxAssetsCapitalizedTransactionsCostsNoncurrent	149000	USD
CY2021Q1	us-gaap	Deferred Tax Assets Tax Credit Carryforwards Foreign DeferredTaxAssetsTaxCreditCarryforwardsForeign	721000	USD
CY2020Q1	us-gaap	Deferred Tax Assets Tax Credit Carryforwards Foreign DeferredTaxAssetsTaxCreditCarryforwardsForeign	458000	USD
CY2021Q1	us-gaap	Deferred Tax Assets Valuation Allowance DeferredTaxAssetsValuationAllowance	282000	USD
CY2020Q1	us-gaap	Deferred Tax Assets Valuation Allowance DeferredTaxAssetsValuationAllowance	757000	USD
CY2021Q1	thr	Deferred Tax Assets Noncurrent DeferredTaxAssetsNoncurrent	8453000	USD
CY2020Q1	thr	Deferred Tax Assets Noncurrent DeferredTaxAssetsNoncurrent	7702000	USD
CY2021Q1	thr	Deferred Tax Liabilities Intangible Assets Excluding Foreign Noncurrent DeferredTaxLiabilitiesIntangibleAssetsExcludingForeignNoncurrent	5959000	USD
CY2020Q1	thr	Deferred Tax Liabilities Intangible Assets Excluding Foreign Noncurrent DeferredTaxLiabilitiesIntangibleAssetsExcludingForeignNoncurrent	6334000	USD
CY2021Q1	thr	Deferred Tax Liabilities Intangible Assets Foreign Noncurrent DeferredTaxLiabilitiesIntangibleAssetsForeignNoncurrent	16789000	USD
CY2020Q1	thr	Deferred Tax Liabilities Intangible Assets Foreign Noncurrent DeferredTaxLiabilitiesIntangibleAssetsForeignNoncurrent	16189000	USD
CY2021Q1	thr	Deferred Tax Liabilities Property Plant And Equipment Noncurrent DeferredTaxLiabilitiesPropertyPlantAndEquipmentNoncurrent	3162000	USD
CY2020Q1	thr	Deferred Tax Liabilities Property Plant And Equipment Noncurrent DeferredTaxLiabilitiesPropertyPlantAndEquipmentNoncurrent	4004000	USD
CY2021Q1	thr	Deferred Tax Liabilities Prepaid Expenses Current DeferredTaxLiabilitiesPrepaidExpensesCurrent	227000	USD
CY2020Q1	thr	Deferred Tax Liabilities Prepaid Expenses Current DeferredTaxLiabilitiesPrepaidExpensesCurrent	154000	USD
CY2021Q1	us-gaap	Deferred Tax Liabilities Derivatives DeferredTaxLiabilitiesDerivatives	0	USD
CY2020Q1	us-gaap	Deferred Tax Liabilities Derivatives DeferredTaxLiabilitiesDerivatives	42000	USD
CY2021Q1	thr	Deferred Tax Liabilities Undistributed Foreign Earnings Noncurrent DeferredTaxLiabilitiesUndistributedForeignEarningsNoncurrent	820000	USD
CY2020Q1	thr	Deferred Tax Liabilities Undistributed Foreign Earnings Noncurrent DeferredTaxLiabilitiesUndistributedForeignEarningsNoncurrent	320000	USD
CY2021Q1	us-gaap	Deferred Income Tax Liabilities DeferredIncomeTaxLiabilities	26957000	USD
CY2020Q1	us-gaap	Deferred Income Tax Liabilities DeferredIncomeTaxLiabilities	27043000	USD
CY2021Q1	us-gaap	Deferred Tax Liabilities DeferredTaxLiabilities	18504000	USD
CY2020Q1	us-gaap	Deferred Tax Liabilities DeferredTaxLiabilities	19341000	USD
CY2021	us-gaap	Income Loss From Continuing Operations Before Income Taxes Minority Interest And Income Loss From Equity Method Investments IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments	-273000	USD
CY2020	us-gaap	Income Loss From Continuing Operations Before Income Taxes Minority Interest And Income Loss From Equity Method Investments IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments	17078000	USD
CY2019	us-gaap	Income Loss From Continuing Operations Before Income Taxes Minority Interest And Income Loss From Equity Method Investments IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments	33142000	USD
CY2021	us-gaap	Income Tax Reconciliation Income Tax Expense Benefit At Federal Statutory Income Tax Rate IncomeTaxReconciliationIncomeTaxExpenseBenefitAtFederalStatutoryIncomeTaxRate	-57000	USD
CY2020	us-gaap	Income Tax Reconciliation Income Tax Expense Benefit At Federal Statutory Income Tax Rate IncomeTaxReconciliationIncomeTaxExpenseBenefitAtFederalStatutoryIncomeTaxRate	3586000	USD
CY2019	us-gaap	Income Tax Reconciliation Income Tax Expense Benefit At Federal Statutory Income Tax Rate IncomeTaxReconciliationIncomeTaxExpenseBenefitAtFederalStatutoryIncomeTaxRate	6960000	USD
CY2021	thr	Effective Income Tax Rate Reconciliation Global Intangible Tax Effect EffectiveIncomeTaxRateReconciliationGlobalIntangibleTaxEffect	-1859000	USD
CY2020	thr	Effective Income Tax Rate Reconciliation Global Intangible Tax Effect EffectiveIncomeTaxRateReconciliationGlobalIntangibleTaxEffect	926000	USD
CY2019	thr	Effective Income Tax Rate Reconciliation Global Intangible Tax Effect EffectiveIncomeTaxRateReconciliationGlobalIntangibleTaxEffect	946000	USD
CY2021	thr	Effective Income Tax Rate Reconciliation Net Operating Loss Carryback Rate Difference EffectiveIncomeTaxRateReconciliationNetOperatingLossCarrybackRateDifference	-1470000	USD
CY2020	thr	Effective Income Tax Rate Reconciliation Net Operating Loss Carryback Rate Difference EffectiveIncomeTaxRateReconciliationNetOperatingLossCarrybackRateDifference	0	USD
CY2019	thr	Effective Income Tax Rate Reconciliation Net Operating Loss Carryback Rate Difference EffectiveIncomeTaxRateReconciliationNetOperatingLossCarrybackRateDifference	0	USD
CY2021	us-gaap	Income Tax Reconciliation Disposition Of Business IncomeTaxReconciliationDispositionOfBusiness	526000	USD
CY2020	us-gaap	Income Tax Reconciliation Disposition Of Business IncomeTaxReconciliationDispositionOfBusiness	0	USD
CY2019	us-gaap	Income Tax Reconciliation Disposition Of Business IncomeTaxReconciliationDispositionOfBusiness	0	USD
CY2021	us-gaap	Income Tax Reconciliation Tax Contingencies Foreign IncomeTaxReconciliationTaxContingenciesForeign	513000	USD
CY2020	us-gaap	Income Tax Reconciliation Tax Contingencies Foreign IncomeTaxReconciliationTaxContingenciesForeign	1181000	USD
CY2019	us-gaap	Income Tax Reconciliation Tax Contingencies Foreign IncomeTaxReconciliationTaxContingenciesForeign	1366000	USD
CY2021	us-gaap	Effective Income Tax Rate Reconciliation Tax Cuts And Jobs Act Of2017 Transition Tax On Accumulated Foreign Earnings Amount EffectiveIncomeTaxRateReconciliationTaxCutsAndJobsActOf2017TransitionTaxOnAccumulatedForeignEarningsAmount	0	USD
CY2020	us-gaap	Effective Income Tax Rate Reconciliation Tax Cuts And Jobs Act Of2017 Transition Tax On Accumulated Foreign Earnings Amount EffectiveIncomeTaxRateReconciliationTaxCutsAndJobsActOf2017TransitionTaxOnAccumulatedForeignEarningsAmount	0	USD
CY2019	us-gaap	Effective Income Tax Rate Reconciliation Tax Cuts And Jobs Act Of2017 Transition Tax On Accumulated Foreign Earnings Amount EffectiveIncomeTaxRateReconciliationTaxCutsAndJobsActOf2017TransitionTaxOnAccumulatedForeignEarningsAmount	-1118000	USD
CY2021	us-gaap	Income Tax Reconciliation Change In Enacted Tax Rate IncomeTaxReconciliationChangeInEnactedTaxRate	332000	USD
CY2020	us-gaap	Income Tax Reconciliation Change In Enacted Tax Rate IncomeTaxReconciliationChangeInEnactedTaxRate	-1231000	USD
CY2019	us-gaap	Income Tax Reconciliation Change In Enacted Tax Rate IncomeTaxReconciliationChangeInEnactedTaxRate	0	USD
CY2021	thr	Income Tax Reconcilation Undistributed Foreign Earnings IncomeTaxReconcilationUndistributedForeignEarnings	359000	USD
CY2020	thr	Income Tax Reconcilation Undistributed Foreign Earnings IncomeTaxReconcilationUndistributedForeignEarnings	259000	USD
CY2019	thr	Income Tax Reconcilation Undistributed Foreign Earnings IncomeTaxReconcilationUndistributedForeignEarnings	313000	USD
CY2021	us-gaap	Income Tax Reconciliation State And Local Income Taxes IncomeTaxReconciliationStateAndLocalIncomeTaxes	48000	USD
CY2020	us-gaap	Income Tax Reconciliation State And Local Income Taxes IncomeTaxReconciliationStateAndLocalIncomeTaxes	143000	USD
CY2019	us-gaap	Income Tax Reconciliation State And Local Income Taxes IncomeTaxReconciliationStateAndLocalIncomeTaxes	408000	USD
CY2021	thr	Income Tax Reconciliation Charge Related To Uncertain Tax Positions IncomeTaxReconciliationChargeRelatedToUncertainTaxPositions	79000	USD
CY2020	thr	Income Tax Reconciliation Charge Related To Uncertain Tax Positions IncomeTaxReconciliationChargeRelatedToUncertainTaxPositions	-408000	USD
CY2019	thr	Income Tax Reconciliation Charge Related To Uncertain Tax Positions IncomeTaxReconciliationChargeRelatedToUncertainTaxPositions	1137000	USD
CY2021	us-gaap	Income Tax Reconciliation Nondeductible Expense IncomeTaxReconciliationNondeductibleExpense	239000	USD
CY2020	us-gaap	Income Tax Reconciliation Nondeductible Expense IncomeTaxReconciliationNondeductibleExpense	349000	USD
CY2019	us-gaap	Income Tax Reconciliation Nondeductible Expense IncomeTaxReconciliationNondeductibleExpense	517000	USD
CY2021	thr	Tax Benefitfrom Amounts Determinednottobe Payableto Predecessor Owners TaxBenefitfromAmountsDeterminednottobePayabletoPredecessorOwners	475000	USD
CY2020	thr	Tax Benefitfrom Amounts Determinednottobe Payableto Predecessor Owners TaxBenefitfromAmountsDeterminednottobePayabletoPredecessorOwners	-152000	USD
CY2019	thr	Tax Benefitfrom Amounts Determinednottobe Payableto Predecessor Owners TaxBenefitfromAmountsDeterminednottobePayabletoPredecessorOwners	280000	USD
CY2021	us-gaap	Income Tax Reconciliation Other Adjustments IncomeTaxReconciliationOtherAdjustments	327000	USD
CY2020	us-gaap	Income Tax Reconciliation Other Adjustments IncomeTaxReconciliationOtherAdjustments	185000	USD
CY2019	us-gaap	Income Tax Reconciliation Other Adjustments IncomeTaxReconciliationOtherAdjustments	-276000	USD
CY2021	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	-1438000	USD
CY2020	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	5142000	USD
CY2019	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	9973000	USD
CY2021Q1	us-gaap	Tax Cuts And Jobs Act Of2017 Transition Tax For Accumulated Foreign Earnings Liability TaxCutsAndJobsActOf2017TransitionTaxForAccumulatedForeignEarningsLiability	4007000	USD
CY2020	us-gaap	Tax Cuts And Jobs Act Of2017 Change In Tax Rate Income Tax Expense Benefit TaxCutsAndJobsActOf2017ChangeInTaxRateIncomeTaxExpenseBenefit	3097000	USD
CY2020Q1	us-gaap	Deferred Tax Liabilities Other DeferredTaxLiabilitiesOther	1073	USD
CY2021	thr	Global Intangible Low Taxed Income Discrete Tax Benefit GlobalIntangibleLowTaxedIncomeDiscreteTaxBenefit	1859000	USD
CY2021	thr	Effective Income Tax Rate Reconciliation Net Operating Loss Carryback Rate Difference EffectiveIncomeTaxRateReconciliationNetOperatingLossCarrybackRateDifference	-1470000	USD
CY2021Q1	thr	Income Taxes Discrete Tax Expense IncomeTaxesDiscreteTaxExpense	526000	USD
CY2021	us-gaap	Increase Decrease In Deferred Income Taxes IncreaseDecreaseInDeferredIncomeTaxes	1231000	USD
CY2021	thr	Income Tax Expense Benefit Reverted IncomeTaxExpenseBenefitReverted	332000	USD
CY2021Q1	us-gaap	Deferred Tax Assets Operating Loss Carryforwards Foreign DeferredTaxAssetsOperatingLossCarryforwardsForeign	4421000	USD
CY2021Q1	thr	Deferred Tax Assets Indefinite Operating Loss Carryforwards Foreign DeferredTaxAssetsIndefiniteOperatingLossCarryforwardsForeign	1320000	USD
CY2020Q1	us-gaap	Unrecognized Tax Benefits UnrecognizedTaxBenefits	729000	USD
CY2019Q1	us-gaap	Unrecognized Tax Benefits UnrecognizedTaxBenefits	1137000	USD
CY2021	thr	Unrecognized Tax Benefits Release Of Reserves UnrecognizedTaxBenefitsReleaseOfReserves	0	USD
CY2020	thr	Unrecognized Tax Benefits Release Of Reserves UnrecognizedTaxBenefitsReleaseOfReserves	-463000	USD
CY2021	thr	Unrecognized Tax Benefits Interest And Penalties On Prior Reserves UnrecognizedTaxBenefitsInterestAndPenaltiesOnPriorReserves	79000	USD
CY2020	thr	Unrecognized Tax Benefits Interest And Penalties On Prior Reserves UnrecognizedTaxBenefitsInterestAndPenaltiesOnPriorReserves	55000	USD
CY2021Q1	us-gaap	Unrecognized Tax Benefits UnrecognizedTaxBenefits	808000	USD
CY2020Q1	us-gaap	Unrecognized Tax Benefits UnrecognizedTaxBenefits	729000	USD
CY2021	us-gaap	Number Of Reportable Segments NumberOfReportableSegments	4	segment
CY2021Q1	us-gaap	Number Of Countries In Which Entity Operates NumberOfCountriesInWhichEntityOperates	4	Geographic_Region
CY2021	us-gaap	Number Of Reportable Segments NumberOfReportableSegments	4	segment
CY2021	us-gaap	Depreciation Depreciation	11277000	USD
CY2020	us-gaap	Depreciation Depreciation	10502000	USD
CY2019	us-gaap	Depreciation Depreciation	9194000	USD
CY2021	us-gaap	Amortization Of Intangible Assets AmortizationOfIntangibleAssets	9445000	USD
CY2020	us-gaap	Amortization Of Intangible Assets AmortizationOfIntangibleAssets	17773000	USD
CY2019	us-gaap	Amortization Of Intangible Assets AmortizationOfIntangibleAssets	20771000	USD
CY2021	us-gaap	Operating Income Loss OperatingIncomeLoss	7777000	USD
CY2020	us-gaap	Operating Income Loss OperatingIncomeLoss	32663000	USD
CY2019	us-gaap	Operating Income Loss OperatingIncomeLoss	48509000	USD
CY2021Q1	us-gaap	Property Plant And Equipment Net PropertyPlantAndEquipmentNet	72630000	USD
CY2020Q1	us-gaap	Property Plant And Equipment Net PropertyPlantAndEquipmentNet	72542000	USD
CY2021Q1	us-gaap	Assets Assets	617878000	USD
CY2020Q1	us-gaap	Assets Assets	620905000	USD
CY2021	us-gaap	Payments To Acquire Property Plant And Equipment PaymentsToAcquirePropertyPlantAndEquipment	8132000	USD
CY2020	us-gaap	Payments To Acquire Property Plant And Equipment PaymentsToAcquirePropertyPlantAndEquipment	10855000	USD
CY2019	us-gaap	Payments To Acquire Property Plant And Equipment PaymentsToAcquirePropertyPlantAndEquipment	12036000	USD

Files In Submission

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$THR
Thermon Group Holdings, Inc. Stock $thr

2020 Q1 Form 10-K Financial Statement

#000148909621000074 Filed on May 27, 2021

Income Statement

Balance Sheet

Cashflow Statement

Facts In Submission

Files In Submission

$THR Thermon Group Holdings, Inc. Stock $thr

2020 Q1 Form 10-K Financial Statement

#000148909621000074 Filed on May 27, 2021

Income Statement

Balance Sheet

Cashflow Statement

Facts In Submission

Files In Submission

$THR
Thermon Group Holdings, Inc. Stock $thr