$psix 2019 Q4 10-K

Concept	2019 Q4	2018 Q4	2018 Q3
Revenue	$153.1M	$138.2M	$136.3M
YoY Change	10.75%	5.14%	36.38%
Cost Of Revenue	$123.4M	$126.2M	$117.5M
YoY Change	-2.23%	8.82%	35.53%
Gross Profit	$29.70M	$12.02M	$18.81M
YoY Change	147.05%	-22.42%	41.94%
Gross Profit Margin	19.4%	8.7%	13.8%
Selling, General & Admin	$12.64M	$16.73M	$16.37M
YoY Change	-24.45%	48.07%	35.32%
% of Gross Profit	42.56%	139.15%	87.06%
Research & Development	$6.237M	$7.910M	$7.708M
YoY Change	-21.15%	22.46%	35.54%
% of Gross Profit	21.0%	65.8%	40.98%
Depreciation & Amortization	$2.195M	$2.668M	$2.646M
YoY Change	-17.73%	13.92%	11.65%
% of Gross Profit	7.39%	22.19%	14.07%
Operating Expenses	$19.78M	$28.19M	$25.40M
YoY Change	-29.82%	48.64%	33.99%
Operating Profit	$9.914M	-$16.17M	-$6.595M
YoY Change	-161.31%	365.75%	15.54%
Interest Expense	-$1.715M	$2.203M	$1.974M
YoY Change	-177.85%	29.36%	19.35%
% of Operating Profit	-17.3%
Other Income/Expense, Net	$151.0K	$6.516M	-$12.11M
YoY Change	-97.68%	-318.88%	262.02%
Pretax Income	$8.349M	-$9.655M	-$18.70M
YoY Change	-186.47%	49.71%	106.6%
Income Tax	$273.0K	$243.0K	$118.0K
% Of Pretax Income	3.27%
Net Earnings	$8.076M	-$9.898M	-$18.82M
YoY Change	-181.59%	61.49%	104.53%
Net Earnings / Revenue	5.28%	-7.16%	-13.81%
Basic Earnings Per Share		-$0.53	-$1.01
Diluted Earnings Per Share	$353.3K	-$0.84	-$1.01
COMMON SHARES
Basic Shares Outstanding	22.86M shares	18.64M shares	18.63M shares
Diluted Shares Outstanding		22.36M shares	18.63M shares

Concept	2019 Q4	2018 Q4	2018 Q3
SHORT-TERM ASSETS
Cash & Short-Term Investments	$3.000K	$54.00K	$2.014M
YoY Change	-94.44%
Cash & Equivalents	$3.000K	$54.00K	$2.014M
Short-Term Investments
Other Short-Term Assets	$7.416M	$742.0K	$26.91M
YoY Change	899.46%	762.79%	85.55%
Inventory	$108.8M	$105.6M	$112.4M
Prepaid Expenses
Receivables	$104.5M	$86.47M	$71.64M
Other Receivables	$1.055M	$973.0K	$1.018M
Total Short-Term Assets	$222.5M	$216.0M	$214.0M
YoY Change	3.01%	26.51%	13.05%
LONG-TERM ASSETS
Property, Plant & Equipment	$23.19M	$24.27M	$24.54M
YoY Change	-4.42%	27.99%	29.31%
Goodwill	$29.80M	$29.80M	$29.84M
YoY Change	0.0%	-0.12%	0.0%
Intangibles	$13.37M	$17.01M	$20.53M
YoY Change	-21.39%	-20.85%	-8.33%
Long-Term Investments
YoY Change
Other Assets	$24.75M	$2.742M	$3.818M
YoY Change	802.59%	-54.09%	-36.74%
Total Long-Term Assets	$91.15M	$73.85M	$78.72M
YoY Change	23.42%	-3.15%	1.91%
TOTAL ASSETS
Total Short-Term Assets	$222.5M	$216.0M	$214.0M
Total Long-Term Assets	$91.15M	$73.85M	$78.72M
Total Assets	$313.7M	$289.9M	$292.7M
YoY Change	8.21%	17.35%	9.82%
SHORT-TERM LIABILITIES
YoY Change
Accounts Payable	$75.84M	$85.22M	$88.80M
YoY Change	-11.01%	66.36%	63.85%
Accrued Expenses	$34.11M	$45.70M	$44.76M
YoY Change	-25.36%	33.11%	20.01%
Deferred Revenue	$26.90M	$4.897M
YoY Change	449.28%
Short-Term Debt	$0.00	$0.00	$0.00
YoY Change		-100.0%
Long-Term Debt Due	$195.0K	$80.00K	$52.49M
YoY Change	143.75%		27.1%
Total Short-Term Liabilities	$181.6M	$220.7M	$230.0M
YoY Change	-17.73%	80.01%	73.1%
LONG-TERM LIABILITIES
Long-Term Debt	$55.66M	$55.09M	$54.78M
YoY Change	1.03%	1.19%	0.87%
Other Long-Term Liabilities	$28.83M	$17.40M	$16.61M
YoY Change	65.65%	40.43%	-4.58%
Total Long-Term Liabilities	$84.49M	$72.49M	$71.39M
YoY Change	16.55%	8.47%	-0.45%
TOTAL LIABILITIES
Total Short-Term Liabilities	$181.6M	$220.7M	$230.0M
Total Long-Term Liabilities	$84.49M	$72.49M	$71.39M
Total Liabilities	$285.2M	$308.5M	$302.0M
YoY Change	-7.55%	43.57%	31.88%
SHAREHOLDERS EQUITY
Retained Earnings	-$126.9M	-$135.2M	-$125.3M
YoY Change	-6.1%	64.53%	64.78%
Common Stock	$23.00K	$19.00K	$19.00K
YoY Change	21.05%	0.0%	35.71%
Preferred Stock
YoY Change
Treasury Stock (at cost)	$1.341M	$9.849M	$9.964M
YoY Change	-86.38%	3.26%	3.75%
Treasury Stock Shares	260.0K shares	429.0K shares
Shareholders Equity	$28.50M	-$18.58M	-$9.269M
YoY Change
Total Liabilities & Shareholders Equity	$313.7M	$289.9M	$292.7M
YoY Change	8.21%	17.35%	9.82%

Concept	2019 Q4	2018 Q4	2018 Q3
OPERATING ACTIVITIES
Net Income	$8.076M	-$9.898M	-$18.82M
YoY Change	-181.59%	61.49%	104.53%
Depreciation, Depletion And Amortization	$2.195M	$2.668M	$2.646M
YoY Change	-17.73%	13.92%	11.65%
Cash From Operating Activities	-$965.0K	-$2.494M	$4.518M
YoY Change	-61.31%	-142.67%	-130.4%
INVESTING ACTIVITIES
Capital Expenditures	-$1.633M	-$1.324M	-$733.0K
YoY Change	23.34%	10.24%	-38.4%
Acquisitions
YoY Change
Other Investing Activities	$10.00K	$1.000K	$0.00
YoY Change	900.0%	-100.28%
Cash From Investing Activities	-$1.623M	-$1.323M	-$733.0K
YoY Change	22.68%	-14.92%	-38.4%
FINANCING ACTIVITIES
Cash Dividend Paid
YoY Change
Common Stock Issuance & Retirement, Net
YoY Change
Debt Paid & Issued, Net
YoY Change
Cash From Financing Activities	2.590M	1.857M	-1.773M
YoY Change	39.47%	-143.27%	-111.05%
NET CHANGE
Cash From Operating Activities	-965.0K	-2.494M	4.518M
Cash From Investing Activities	-1.623M	-1.323M	-733.0K
Cash From Financing Activities	2.590M	1.857M	-1.773M
Net Change In Cash	2.000K	-1.960M	2.012M
YoY Change	-100.1%	97900.0%
FREE CASH FLOW
Cash From Operating Activities	-$965.0K	-$2.494M	$4.518M
Capital Expenditures	-$1.633M	-$1.324M	-$733.0K
Free Cash Flow	$668.0K	-$1.170M	$5.251M
YoY Change	-157.09%	-116.61%	-138.41%

Frame	Concept Type	Concept / XBRL Key	Value	Unit
CY2018	dei	Document Fiscal Year Focus DocumentFiscalYearFocus	2018
CY2018	dei	Amendment Flag AmendmentFlag	false
CY2018	dei	Current Fiscal Year End Date CurrentFiscalYearEndDate	--12-31
CY2018	dei	Document Fiscal Period Focus DocumentFiscalPeriodFocus	FY
CY2018	dei	Document Period End Date DocumentPeriodEndDate	2018-12-31
CY2018	dei	Document Type DocumentType	10-K
CY2018	dei	Entity Central Index Key EntityCentralIndexKey	0001137091
CY2019Q4	dei	Entity Common Stock Shares Outstanding EntityCommonStockSharesOutstanding	22856534	shares
CY2018	dei	Entity Current Reporting Status EntityCurrentReportingStatus	No
CY2018	dei	Entity Emerging Growth Company EntityEmergingGrowthCompany	false
CY2018	dei	Entity Filer Category EntityFilerCategory	Non-accelerated Filer
CY2018Q2	dei	Entity Public Float EntityPublicFloat	47500000	USD
CY2018	dei	Entity Registrant Name EntityRegistrantName	POWER SOLUTIONS INTERNATIONAL, INC.
CY2018	dei	Entity Shell Company EntityShellCompany	false
CY2018	dei	Entity Small Business EntitySmallBusiness	true
CY2018	dei	Entity Voluntary Filers EntityVoluntaryFilers	No
CY2018	dei	Entity Well Known Seasoned Issuer EntityWellKnownSeasonedIssuer	No
CY2017Q2	psix	Adjustments To Additional Paid In Capital Income Tax Effect From Acquisitions AdjustmentsToAdditionalPaidInCapitalIncomeTaxEffectFromAcquisitions	712000	USD
CY2017	psix	Adjustments To Additional Paid In Capital Income Tax Effect From Acquisitions AdjustmentsToAdditionalPaidInCapitalIncomeTaxEffectFromAcquisitions	712000	USD
CY2017	psix	Allowance For Doubtful Accounts Additions For Charges To Expense AllowanceForDoubtfulAccountsAdditionsForChargesToExpense	421000	USD
CY2018	psix	Allowance For Doubtful Accounts Additions For Charges To Expense AllowanceForDoubtfulAccountsAdditionsForChargesToExpense	2153000	USD
CY2017Q1	psix	Amortization Of Intangible Assets Cost And Operating Expense AmortizationOfIntangibleAssetsCostAndOperatingExpense	1209000	USD
	psix	Amortization Of Intangible Assets Cost And Operating Expense AmortizationOfIntangibleAssetsCostAndOperatingExpense	2419000	USD
	psix	Amortization Of Intangible Assets Cost And Operating Expense AmortizationOfIntangibleAssetsCostAndOperatingExpense	3628000	USD
CY2017	psix	Amortization Of Intangible Assets Cost And Operating Expense AmortizationOfIntangibleAssetsCostAndOperatingExpense	4838000	USD
CY2018Q1	psix	Amortization Of Intangible Assets Cost And Operating Expense AmortizationOfIntangibleAssetsCostAndOperatingExpense	1045000	USD
	psix	Amortization Of Intangible Assets Cost And Operating Expense AmortizationOfIntangibleAssetsCostAndOperatingExpense	2366000	USD
	psix	Amortization Of Intangible Assets Cost And Operating Expense AmortizationOfIntangibleAssetsCostAndOperatingExpense	3687000	USD
CY2018	psix	Amortization Of Intangible Assets Cost And Operating Expense AmortizationOfIntangibleAssetsCostAndOperatingExpense	5008000	USD
CY2018	psix	Collaborative Arrangement Inventory Purchased Goods CollaborativeArrangementInventoryPurchasedGoods	3500000	USD
CY2017Q1	psix	Collaborative Arrangement Term CollaborativeArrangementTerm	P3Y
CY2018Q4	psix	Contract With Customer Asset Liability ContractWithCustomerAssetLiability	-16582000	USD
CY2018Q1	psix	Contract With Customer Asset Liability ContractWithCustomerAssetLiability	2100000	USD
CY2017	psix	Deferred Tax Assets Tax Credit Carryforwards General Business Period Carried Forward DeferredTaxAssetsTaxCreditCarryforwardsGeneralBusinessPeriodCarriedForward	P20Y
CY2017Q4	psix	Deferred Tax Assets Tax Credit Carryforwards Other State DeferredTaxAssetsTaxCreditCarryforwardsOtherState	989000	USD
CY2018Q4	psix	Deferred Tax Assets Tax Credit Carryforwards Other State DeferredTaxAssetsTaxCreditCarryforwardsOtherState	1923000	USD
CY2018Q4	psix	Defined Contribution Plan Cost Liability DefinedContributionPlanCostLiability	700000	USD
CY2017	psix	Defined Contribution Plan Number Of Plans DefinedContributionPlanNumberOfPlans	2	plan
CY2017	psix	Effective Income Tax Rate Reconciliation Nondeductible Expense Warrants Amount EffectiveIncomeTaxRateReconciliationNondeductibleExpenseWarrantsAmount	1360000	USD
CY2018	psix	Effective Income Tax Rate Reconciliation Nondeductible Expense Warrants Amount EffectiveIncomeTaxRateReconciliationNondeductibleExpenseWarrantsAmount	2184000	USD
CY2017	psix	Effective Income Tax Rate Reconciliation Nondeductible Expense Warrants Percent EffectiveIncomeTaxRateReconciliationNondeductibleExpenseWarrantsPercent	-0.029
CY2018	psix	Effective Income Tax Rate Reconciliation Nondeductible Expense Warrants Percent EffectiveIncomeTaxRateReconciliationNondeductibleExpenseWarrantsPercent	-0.040
CY2017	psix	Effective Income Tax Rate Reconciliation Other Permanent Differences Amount EffectiveIncomeTaxRateReconciliationOtherPermanentDifferencesAmount	106000	USD
CY2018	psix	Effective Income Tax Rate Reconciliation Other Permanent Differences Amount EffectiveIncomeTaxRateReconciliationOtherPermanentDifferencesAmount	70000	USD
CY2017	psix	Effective Income Tax Rate Reconciliation Other Permanent Differences Percent EffectiveIncomeTaxRateReconciliationOtherPermanentDifferencesPercent	-0.002
CY2018	psix	Effective Income Tax Rate Reconciliation Other Permanent Differences Percent EffectiveIncomeTaxRateReconciliationOtherPermanentDifferencesPercent	-0.001
CY2017	psix	Effective Income Tax Rate Reconciliation Tax Reserve Reassessment Amount EffectiveIncomeTaxRateReconciliationTaxReserveReassessmentAmount	104000	USD
CY2018	psix	Effective Income Tax Rate Reconciliation Tax Reserve Reassessment Amount EffectiveIncomeTaxRateReconciliationTaxReserveReassessmentAmount	196000	USD
CY2017	psix	Effective Income Tax Rate Reconciliation Tax Reserve Reassessment Percent EffectiveIncomeTaxRateReconciliationTaxReserveReassessmentPercent	-0.002
CY2018	psix	Effective Income Tax Rate Reconciliation Tax Reserve Reassessment Percent EffectiveIncomeTaxRateReconciliationTaxReserveReassessmentPercent	-0.004
CY2017Q1	psix	Gain Loss On Extinguishment Of Debt And Modifications GainLossOnExtinguishmentOfDebtAndModifications	-11921000	USD
CY2017Q2	psix	Gain Loss On Extinguishment Of Debt And Modifications GainLossOnExtinguishmentOfDebtAndModifications	0	USD
CY2017Q3	psix	Gain Loss On Extinguishment Of Debt And Modifications GainLossOnExtinguishmentOfDebtAndModifications	0	USD
CY2017Q4	psix	Gain Loss On Extinguishment Of Debt And Modifications GainLossOnExtinguishmentOfDebtAndModifications	0	USD
CY2017	psix	Gain Loss On Extinguishment Of Debt And Modifications GainLossOnExtinguishmentOfDebtAndModifications	-11921000	USD
CY2018	psix	Gain Loss On Extinguishment Of Debt And Modifications GainLossOnExtinguishmentOfDebtAndModifications	0	USD
CY2017	psix	Income Loss From Continuing Operations Before Income Taxes Noncontrolling Interest And Permanently Excludable Income IncomeLossFromContinuingOperationsBeforeIncomeTaxesNoncontrollingInterestAndPermanentlyExcludableIncome	-47200000	USD
CY2018	psix	Income Loss From Continuing Operations Before Income Taxes Noncontrolling Interest And Permanently Excludable Income IncomeLossFromContinuingOperationsBeforeIncomeTaxesNoncontrollingInterestAndPermanentlyExcludableIncome	-54600000	USD
CY2017	psix	Net Income Loss Available To Common Stockholders Basic And Diluted NetIncomeLossAvailableToCommonStockholdersBasicAndDiluted	-85472000	USD
CY2018	psix	Net Income Loss Available To Common Stockholders Basic And Diluted NetIncomeLossAvailableToCommonStockholdersBasicAndDiluted	-54726000	USD
CY2018Q4	psix	Number Of Board Members NumberOfBoardMembers	3	board_member
CY2018	psix	Number Of Board Members Eligible For Election NumberOfBoardMembersEligibleForElection	4	board_member
CY2018	psix	Number Of Outstanding Letters Of Credit NumberOfOutstandingLettersOfCredit	5	letter_of_credit
CY2017Q1	psix	Proceeds From Issuance Of Common Stock And Warrant Exercises ProceedsFromIssuanceOfCommonStockAndWarrantExercises	59396000	USD
	psix	Proceeds From Issuance Of Common Stock And Warrant Exercises ProceedsFromIssuanceOfCommonStockAndWarrantExercises	59396000	USD
	psix	Proceeds From Issuance Of Common Stock And Warrant Exercises ProceedsFromIssuanceOfCommonStockAndWarrantExercises	59396000	USD
CY2017	psix	Proceeds From Issuance Of Common Stock And Warrant Exercises ProceedsFromIssuanceOfCommonStockAndWarrantExercises	59396000	USD
CY2018	psix	Proceeds From Issuance Of Common Stock And Warrant Exercises ProceedsFromIssuanceOfCommonStockAndWarrantExercises	0	USD
CY2018	psix	Proceeds From Issuance Of Convertible Preferred Stock Warrants And Common Stock Net Of Issuance Cost ProceedsFromIssuanceOfConvertiblePreferredStockWarrantsAndCommonStockNetOfIssuanceCost	24600000	USD
CY2017	psix	Research And Development Expense Excluding Engineering ResearchAndDevelopmentExpenseExcludingEngineering	18400000	USD
CY2018	psix	Research And Development Expense Excluding Engineering ResearchAndDevelopmentExpenseExcludingEngineering	26800000	USD
CY2018	psix	Revenue From Contract With Customer Performance Obligation Satisfied At Point In Time RevenueFromContractWithCustomerPerformanceObligationSatisfiedAtPointInTime	449800000	USD
CY2018	psix	Revenue From Contract With Customer Performance Obligation Satisfied Over Time RevenueFromContractWithCustomerPerformanceObligationSatisfiedOverTime	46200000	USD
CY2017Q2	psix	Share Based Payment Arrangement Decrease Increase For Tax Withholding Obligation ShareBasedPaymentArrangementDecreaseIncreaseForTaxWithholdingObligation	27000	USD
CY2017Q3	psix	Share Based Payment Arrangement Decrease Increase For Tax Withholding Obligation ShareBasedPaymentArrangementDecreaseIncreaseForTaxWithholdingObligation	8000	USD
CY2017Q4	psix	Share Based Payment Arrangement Decrease Increase For Tax Withholding Obligation ShareBasedPaymentArrangementDecreaseIncreaseForTaxWithholdingObligation	9000	USD
CY2018Q2	psix	Share Based Payment Arrangement Decrease Increase For Tax Withholding Obligation ShareBasedPaymentArrangementDecreaseIncreaseForTaxWithholdingObligation	369000	USD
CY2018Q3	psix	Share Based Payment Arrangement Decrease Increase For Tax Withholding Obligation ShareBasedPaymentArrangementDecreaseIncreaseForTaxWithholdingObligation	-80000	USD
CY2018Q4	psix	Share Based Payment Arrangement Decrease Increase For Tax Withholding Obligation ShareBasedPaymentArrangementDecreaseIncreaseForTaxWithholdingObligation	111000	USD
CY2018Q1	psix	Standard Product Warranty Accrual Earnings Per Share Diluted StandardProductWarrantyAccrualEarningsPerShareDiluted	0.21
CY2017Q4	psix	Tax Cuts And Jobs Act Of2017 Incomplete Accounting Change In Tax Rate Deferred Tax Asset Provisional Adjustment To Net Deferred Tax Assets TaxCutsAndJobsActOf2017IncompleteAccountingChangeInTaxRateDeferredTaxAssetProvisionalAdjustmentToNetDeferredTaxAssets	-10900000	USD
CY2017Q1	us-gaap	Accounts Payable Current AccountsPayableCurrent	67167000	USD
CY2017Q2	us-gaap	Accounts Payable Current AccountsPayableCurrent	55610000	USD
CY2017Q3	us-gaap	Accounts Payable Current AccountsPayableCurrent	54195000	USD
CY2017Q4	us-gaap	Accounts Payable Current AccountsPayableCurrent	51225000	USD
CY2018Q1	us-gaap	Accounts Payable Current AccountsPayableCurrent	55221000	USD
CY2018Q2	us-gaap	Accounts Payable Current AccountsPayableCurrent	64422000	USD
CY2018Q3	us-gaap	Accounts Payable Current AccountsPayableCurrent	88798000	USD
CY2018Q4	us-gaap	Accounts Payable Current AccountsPayableCurrent	85218000	USD
CY2017Q1	us-gaap	Accounts Receivable Net Current AccountsReceivableNetCurrent	64305000	USD
CY2017Q2	us-gaap	Accounts Receivable Net Current AccountsReceivableNetCurrent	56673000	USD
CY2017Q3	us-gaap	Accounts Receivable Net Current AccountsReceivableNetCurrent	60811000	USD
CY2017Q4	us-gaap	Accounts Receivable Net Current AccountsReceivableNetCurrent	68660000	USD
CY2018Q1	us-gaap	Accounts Receivable Net Current AccountsReceivableNetCurrent	58870000	USD
CY2018Q2	us-gaap	Accounts Receivable Net Current AccountsReceivableNetCurrent	70324000	USD
CY2018Q3	us-gaap	Accounts Receivable Net Current AccountsReceivableNetCurrent	71639000	USD
CY2018Q4	us-gaap	Accounts Receivable Net Current AccountsReceivableNetCurrent	86471000	USD
CY2017Q4	us-gaap	Accrued Employee Benefits Current And Noncurrent AccruedEmployeeBenefitsCurrentAndNoncurrent	2593000	USD
CY2018Q4	us-gaap	Accrued Employee Benefits Current And Noncurrent AccruedEmployeeBenefitsCurrentAndNoncurrent	4520000	USD
CY2017Q4	us-gaap	Accrued Liabilities And Other Liabilities AccruedLiabilitiesAndOtherLiabilities	34332000	USD
CY2018Q4	us-gaap	Accrued Liabilities And Other Liabilities AccruedLiabilitiesAndOtherLiabilities	45700000	USD
CY2017Q4	us-gaap	Accrued Professional Fees Current And Noncurrent AccruedProfessionalFeesCurrentAndNoncurrent	1974000	USD
CY2018Q4	us-gaap	Accrued Professional Fees Current And Noncurrent AccruedProfessionalFeesCurrentAndNoncurrent	27000	USD
CY2017Q4	us-gaap	Accumulated Depreciation Depletion And Amortization Property Plant And Equipment AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment	16775000	USD
CY2018Q4	us-gaap	Accumulated Depreciation Depletion And Amortization Property Plant And Equipment AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment	21834000	USD
CY2017Q1	us-gaap	Additional Paid In Capital AdditionalPaidInCapital	100686000	USD
CY2017Q2	us-gaap	Additional Paid In Capital AdditionalPaidInCapital	96543000	USD
CY2017Q3	us-gaap	Additional Paid In Capital AdditionalPaidInCapital	91737000	USD
CY2017Q1	us-gaap	Asset Impairment Charges AssetImpairmentCharges	0	USD
CY2017Q2	us-gaap	Asset Impairment Charges AssetImpairmentCharges	0	USD
CY2017Q4	us-gaap	Additional Paid In Capital AdditionalPaidInCapital	123838000	USD
CY2018Q1	us-gaap	Additional Paid In Capital AdditionalPaidInCapital	124981000	USD
CY2018Q2	us-gaap	Additional Paid In Capital AdditionalPaidInCapital	125272000	USD
CY2018Q3	us-gaap	Additional Paid In Capital AdditionalPaidInCapital	125938000	USD
CY2018Q4	us-gaap	Additional Paid In Capital AdditionalPaidInCapital	126412000	USD
CY2017	us-gaap	Adjustments Related To Tax Withholding For Share Based Compensation AdjustmentsRelatedToTaxWithholdingForShareBasedCompensation	42000	USD
CY2018	us-gaap	Adjustments Related To Tax Withholding For Share Based Compensation AdjustmentsRelatedToTaxWithholdingForShareBasedCompensation	400000	USD
CY2018	us-gaap	Adjustments To Additional Paid In Capital Dividends In Excess Of Retained Earnings AdjustmentsToAdditionalPaidInCapitalDividendsInExcessOfRetainedEarnings	37900000	USD
CY2017Q1	us-gaap	Adjustments To Additional Paid In Capital Sharebased Compensation Requisite Service Period Recognition Value AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue	-155000	USD
CY2017Q2	us-gaap	Adjustments To Additional Paid In Capital Sharebased Compensation Requisite Service Period Recognition Value AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue	-162000	USD
CY2017Q3	us-gaap	Adjustments To Additional Paid In Capital Sharebased Compensation Requisite Service Period Recognition Value AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue	731000	USD
CY2017Q4	us-gaap	Adjustments To Additional Paid In Capital Sharebased Compensation Requisite Service Period Recognition Value AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue	771000	USD
CY2017	us-gaap	Adjustments To Additional Paid In Capital Sharebased Compensation Requisite Service Period Recognition Value AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue	1183000	USD
CY2018Q1	us-gaap	Adjustments To Additional Paid In Capital Sharebased Compensation Requisite Service Period Recognition Value AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue	799000	USD
CY2018Q2	us-gaap	Adjustments To Additional Paid In Capital Sharebased Compensation Requisite Service Period Recognition Value AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue	619000	USD
CY2018Q3	us-gaap	Adjustments To Additional Paid In Capital Sharebased Compensation Requisite Service Period Recognition Value AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue	545000	USD
CY2018Q4	us-gaap	Adjustments To Additional Paid In Capital Sharebased Compensation Requisite Service Period Recognition Value AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue	700000	USD
CY2018	us-gaap	Adjustments To Additional Paid In Capital Sharebased Compensation Requisite Service Period Recognition Value AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue	2663000	USD
CY2016Q4	us-gaap	Allowance For Doubtful Accounts Receivable AllowanceForDoubtfulAccountsReceivable	10082000	USD
CY2017Q4	us-gaap	Allowance For Doubtful Accounts Receivable AllowanceForDoubtfulAccountsReceivable	6227000	USD
CY2018Q4	us-gaap	Allowance For Doubtful Accounts Receivable AllowanceForDoubtfulAccountsReceivable	5730000	USD
CY2017Q4	us-gaap	Allowance For Doubtful Accounts Receivable Current AllowanceForDoubtfulAccountsReceivableCurrent	1820000	USD
CY2018Q4	us-gaap	Allowance For Doubtful Accounts Receivable Current AllowanceForDoubtfulAccountsReceivableCurrent	2596000	USD
CY2017	us-gaap	Allowance For Doubtful Accounts Receivable Write Offs AllowanceForDoubtfulAccountsReceivableWriteOffs	4276000	USD
CY2018	us-gaap	Allowance For Doubtful Accounts Receivable Write Offs AllowanceForDoubtfulAccountsReceivableWriteOffs	2650000	USD
CY2017Q1	us-gaap	Amortization Of Intangible Assets AmortizationOfIntangibleAssets	1209000	USD
CY2017Q2	us-gaap	Amortization Of Intangible Assets AmortizationOfIntangibleAssets	1209000	USD
CY2017Q3	us-gaap	Amortization Of Intangible Assets AmortizationOfIntangibleAssets	1210000	USD
CY2017Q4	us-gaap	Amortization Of Intangible Assets AmortizationOfIntangibleAssets	1210000	USD
CY2017	us-gaap	Amortization Of Intangible Assets AmortizationOfIntangibleAssets	4838000	USD
CY2018Q1	us-gaap	Amortization Of Intangible Assets AmortizationOfIntangibleAssets	1045000	USD
CY2018Q2	us-gaap	Amortization Of Intangible Assets AmortizationOfIntangibleAssets	1321000	USD
CY2018Q3	us-gaap	Amortization Of Intangible Assets AmortizationOfIntangibleAssets	1321000	USD
CY2018Q4	us-gaap	Amortization Of Intangible Assets AmortizationOfIntangibleAssets	1321000	USD
CY2018	us-gaap	Amortization Of Intangible Assets AmortizationOfIntangibleAssets	5008000	USD
CY2017	us-gaap	Antidilutive Securities Excluded From Computation Of Earnings Per Share Amount AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount	6300000	shares
CY2018	us-gaap	Antidilutive Securities Excluded From Computation Of Earnings Per Share Amount AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount	3900000	shares
CY2017Q3	us-gaap	Asset Impairment Charges AssetImpairmentCharges	0	USD
CY2017Q4	us-gaap	Asset Impairment Charges AssetImpairmentCharges	1000	USD
CY2017	us-gaap	Asset Impairment Charges AssetImpairmentCharges	1000	USD
CY2018Q1	us-gaap	Asset Impairment Charges AssetImpairmentCharges	0	USD
CY2018Q2	us-gaap	Asset Impairment Charges AssetImpairmentCharges	0	USD
CY2018Q3	us-gaap	Asset Impairment Charges AssetImpairmentCharges	0	USD
CY2018Q4	us-gaap	Asset Impairment Charges AssetImpairmentCharges	2200000	USD
CY2018Q4	us-gaap	Asset Impairment Charges AssetImpairmentCharges	2234000	USD
CY2018	us-gaap	Asset Impairment Charges AssetImpairmentCharges	2234000	USD
CY2018Q4	us-gaap	Assets Assets	289882000	USD
CY2017Q1	us-gaap	Assets Current AssetsCurrent	184053000	USD
CY2018Q4	us-gaap	Cash And Cash Equivalents At Carrying Value CashAndCashEquivalentsAtCarryingValue	54000	USD
CY2018Q2	us-gaap	Asset Retirement Obligation AssetRetirementObligation	1300000	USD
CY2017Q1	us-gaap	Assets Assets	262990000	USD
CY2017Q2	us-gaap	Assets Assets	251470000	USD
CY2017Q3	us-gaap	Assets Assets	266507000	USD
CY2017Q4	us-gaap	Assets Assets	247019000	USD
CY2018Q1	us-gaap	Assets Assets	248573000	USD
CY2018Q2	us-gaap	Assets Assets	274117000	USD
CY2018Q3	us-gaap	Assets Assets	292691000	USD
CY2017Q2	us-gaap	Assets Current AssetsCurrent	174457000	USD
CY2017Q3	us-gaap	Assets Current AssetsCurrent	189262000	USD
CY2017Q4	us-gaap	Assets Current AssetsCurrent	170761000	USD
CY2018Q1	us-gaap	Assets Current AssetsCurrent	172132000	USD
CY2018Q2	us-gaap	Assets Current AssetsCurrent	193945000	USD
CY2018Q3	us-gaap	Assets Current AssetsCurrent	213968000	USD
CY2018Q4	us-gaap	Assets Current AssetsCurrent	216029000	USD
CY2017Q1	us-gaap	Business Combination Contingent Consideration Liability Current BusinessCombinationContingentConsiderationLiabilityCurrent	30000	USD
CY2017Q2	us-gaap	Business Combination Contingent Consideration Liability Current BusinessCombinationContingentConsiderationLiabilityCurrent	29000	USD
CY2017Q3	us-gaap	Business Combination Contingent Consideration Liability Current BusinessCombinationContingentConsiderationLiabilityCurrent	20000	USD
CY2018Q4	us-gaap	Capital Lease Obligations CapitalLeaseObligations	400000	USD
CY2018Q4	us-gaap	Capital Leases Future Minimum Payments Due CapitalLeasesFutureMinimumPaymentsDue	273000	USD
CY2018Q4	us-gaap	Capital Leases Future Minimum Payments Due Current CapitalLeasesFutureMinimumPaymentsDueCurrent	80000	USD
CY2018Q4	us-gaap	Capital Leases Future Minimum Payments Due In Five Years CapitalLeasesFutureMinimumPaymentsDueInFiveYears	13000	USD
CY2018Q4	us-gaap	Capital Leases Future Minimum Payments Due In Four Years CapitalLeasesFutureMinimumPaymentsDueInFourYears	50000	USD
CY2018Q4	us-gaap	Capital Leases Future Minimum Payments Due In Three Years CapitalLeasesFutureMinimumPaymentsDueInThreeYears	67000	USD
CY2018Q4	us-gaap	Capital Leases Future Minimum Payments Due In Two Years CapitalLeasesFutureMinimumPaymentsDueInTwoYears	63000	USD
CY2018Q4	us-gaap	Capital Leases Future Minimum Payments Due Thereafter CapitalLeasesFutureMinimumPaymentsDueThereafter	0	USD
CY2017Q1	us-gaap	Cash And Cash Equivalents At Carrying Value CashAndCashEquivalentsAtCarryingValue	342000	USD
CY2017Q2	us-gaap	Cash And Cash Equivalents At Carrying Value CashAndCashEquivalentsAtCarryingValue	0	USD
CY2017Q3	us-gaap	Cash And Cash Equivalents At Carrying Value CashAndCashEquivalentsAtCarryingValue	0	USD
CY2017Q4	us-gaap	Cash And Cash Equivalents At Carrying Value CashAndCashEquivalentsAtCarryingValue	0	USD
CY2018Q1	us-gaap	Cash And Cash Equivalents At Carrying Value CashAndCashEquivalentsAtCarryingValue	0	USD
CY2018Q2	us-gaap	Cash And Cash Equivalents At Carrying Value CashAndCashEquivalentsAtCarryingValue	2000	USD
CY2018Q3	us-gaap	Cash And Cash Equivalents At Carrying Value CashAndCashEquivalentsAtCarryingValue	2014000	USD
CY2016Q4	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	2292000	USD
CY2017Q1	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	342000	USD
CY2017Q2	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	0	USD
CY2017Q3	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	0	USD
CY2017Q4	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	0	USD
CY2018Q1	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	0	USD
CY2018Q2	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	2000	USD
CY2018Q3	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	2014000	USD
CY2018	us-gaap	Cost Of Goods And Services Sold CostOfGoodsAndServicesSold	437269000	USD
CY2018Q4	us-gaap	Contract With Customer Liability Noncurrent ContractWithCustomerLiabilityNoncurrent	14611000	USD
CY2018Q1	us-gaap	Contract With Customer Liability Noncurrent ContractWithCustomerLiabilityNoncurrent	2767000	USD
CY2018	us-gaap	Contract With Customer Performance Obligation Satisfied In Previous Period ContractWithCustomerPerformanceObligationSatisfiedInPreviousPeriod	1200000	USD
CY2017Q1	us-gaap	Cost Of Goods And Services Sold CostOfGoodsAndServicesSold	74497000	USD
CY2017Q2	us-gaap	Cost Of Goods And Services Sold CostOfGoodsAndServicesSold	88443000	USD
CY2017Q3	us-gaap	Cost Of Goods And Services Sold CostOfGoodsAndServicesSold	86702000	USD
CY2018Q4	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	54000	USD
CY2017Q1	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Period Increase Decrease Including Exchange Rate Effect CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect	-1950000	USD
	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Period Increase Decrease Including Exchange Rate Effect CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect	-2292000	USD
	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Period Increase Decrease Including Exchange Rate Effect CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect	-2292000	USD
CY2017	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Period Increase Decrease Including Exchange Rate Effect CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect	-2292000	USD
CY2018Q1	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Period Increase Decrease Including Exchange Rate Effect CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect	0	USD
	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Period Increase Decrease Including Exchange Rate Effect CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect	2000	USD
	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Period Increase Decrease Including Exchange Rate Effect CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect	2014000	USD
CY2018	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Period Increase Decrease Including Exchange Rate Effect CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect	54000	USD
CY2017Q4	us-gaap	Common Stock Par Or Stated Value Per Share CommonStockParOrStatedValuePerShare	0.001
CY2018Q4	us-gaap	Common Stock Par Or Stated Value Per Share CommonStockParOrStatedValuePerShare	0.001
CY2017Q4	us-gaap	Common Stock Shares Authorized CommonStockSharesAuthorized	50000000	shares
CY2018Q4	us-gaap	Common Stock Shares Authorized CommonStockSharesAuthorized	50000000	shares
CY2016Q4	us-gaap	Common Stock Shares Issued CommonStockSharesIssued	11567000	shares
CY2017Q4	us-gaap	Common Stock Shares Issued CommonStockSharesIssued	19067000	shares
CY2018Q4	us-gaap	Common Stock Shares Issued CommonStockSharesIssued	19067000	shares
CY2016Q4	us-gaap	Common Stock Shares Outstanding CommonStockSharesOutstanding	10922000	shares
CY2017Q4	us-gaap	Common Stock Shares Outstanding CommonStockSharesOutstanding	18433000	shares
CY2018Q4	us-gaap	Common Stock Shares Outstanding CommonStockSharesOutstanding	18638000	shares
CY2017Q1	us-gaap	Common Stock Value CommonStockValue	14000	USD
CY2017Q2	us-gaap	Common Stock Value CommonStockValue	14000	USD
CY2017Q3	us-gaap	Common Stock Value CommonStockValue	14000	USD
CY2017Q4	us-gaap	Common Stock Value CommonStockValue	19000	USD
CY2018Q1	us-gaap	Common Stock Value CommonStockValue	19000	USD
CY2018Q2	us-gaap	Common Stock Value CommonStockValue	19000	USD
CY2018Q3	us-gaap	Common Stock Value CommonStockValue	19000	USD
CY2018Q4	us-gaap	Common Stock Value CommonStockValue	19000	USD
CY2018Q4	us-gaap	Contract With Customer Asset Gross Current ContractWithCustomerAssetGrossCurrent	2926000	USD
CY2018Q1	us-gaap	Contract With Customer Asset Gross Current ContractWithCustomerAssetGrossCurrent	6166000	USD
CY2018Q4	us-gaap	Contract With Customer Asset Net Current ContractWithCustomerAssetNetCurrent	2926000	USD
CY2017Q4	us-gaap	Contract With Customer Liability ContractWithCustomerLiability	2822000	USD
CY2018Q4	us-gaap	Contract With Customer Liability ContractWithCustomerLiability	4897000	USD
CY2018Q4	us-gaap	Contract With Customer Liability Current ContractWithCustomerLiabilityCurrent	4897000	USD
CY2018Q1	us-gaap	Contract With Customer Liability Current ContractWithCustomerLiabilityCurrent	1299000	USD
CY2017Q4	us-gaap	Cost Of Goods And Services Sold CostOfGoodsAndServicesSold	115981000	USD
CY2017	us-gaap	Cost Of Goods And Services Sold CostOfGoodsAndServicesSold	365623000	USD
CY2018Q1	us-gaap	Cost Of Goods And Services Sold CostOfGoodsAndServicesSold	84540000	USD
CY2018Q2	us-gaap	Cost Of Goods And Services Sold CostOfGoodsAndServicesSold	109006000	USD
CY2018Q3	us-gaap	Cost Of Goods And Services Sold CostOfGoodsAndServicesSold	117510000	USD
CY2018Q4	us-gaap	Cost Of Goods And Services Sold CostOfGoodsAndServicesSold	126213000	USD
CY2017Q4	us-gaap	Deferred Tax Assets Goodwill And Intangible Assets DeferredTaxAssetsGoodwillAndIntangibleAssets	1734000	USD
CY2018Q4	us-gaap	Deferred Tax Assets Goodwill And Intangible Assets DeferredTaxAssetsGoodwillAndIntangibleAssets	2240000	USD
CY2017Q4	us-gaap	Deferred Tax Assets Gross DeferredTaxAssetsGross	32954000	USD
CY2017	us-gaap	Current Federal Tax Expense Benefit CurrentFederalTaxExpenseBenefit	127000	USD
CY2018	us-gaap	Current Federal Tax Expense Benefit CurrentFederalTaxExpenseBenefit	198000	USD
CY2017	us-gaap	Current Income Tax Expense Benefit CurrentIncomeTaxExpenseBenefit	204000	USD
CY2018	us-gaap	Current Income Tax Expense Benefit CurrentIncomeTaxExpenseBenefit	225000	USD
CY2017	us-gaap	Current State And Local Tax Expense Benefit CurrentStateAndLocalTaxExpenseBenefit	77000	USD
CY2018	us-gaap	Current State And Local Tax Expense Benefit CurrentStateAndLocalTaxExpenseBenefit	27000	USD
CY2018Q4	us-gaap	Debt Instrument Carrying Amount DebtInstrumentCarryingAmount	55000000	USD
CY2017Q4	us-gaap	Debt Instrument Convertible Conversion Price1 DebtInstrumentConvertibleConversionPrice1	4.85
CY2018Q4	us-gaap	Decrease In Unrecognized Tax Benefits Is Reasonably Possible DecreaseInUnrecognizedTaxBenefitsIsReasonablyPossible	100000	USD
CY2017	us-gaap	Deferred Federal Income Tax Expense Benefit DeferredFederalIncomeTaxExpenseBenefit	100000	USD
CY2018	us-gaap	Deferred Federal Income Tax Expense Benefit DeferredFederalIncomeTaxExpenseBenefit	-149000	USD
CY2017Q4	us-gaap	Deferred Finance Costs Gross DeferredFinanceCostsGross	561000	USD
CY2018Q4	us-gaap	Deferred Finance Costs Gross DeferredFinanceCostsGross	288000	USD
CY2017Q4	us-gaap	Deferred Finance Costs Net DeferredFinanceCostsNet	900000	USD
CY2018Q4	us-gaap	Deferred Finance Costs Net DeferredFinanceCostsNet	1000000	USD
CY2017Q1	us-gaap	Deferred Income Tax Expense Benefit DeferredIncomeTaxExpenseBenefit	469000	USD
	us-gaap	Deferred Income Tax Expense Benefit DeferredIncomeTaxExpenseBenefit	602000	USD
	us-gaap	Deferred Income Tax Expense Benefit DeferredIncomeTaxExpenseBenefit	746000	USD
CY2017	us-gaap	Deferred Income Tax Expense Benefit DeferredIncomeTaxExpenseBenefit	239000	USD
CY2018Q1	us-gaap	Deferred Income Tax Expense Benefit DeferredIncomeTaxExpenseBenefit	-276000	USD
	us-gaap	Deferred Income Tax Expense Benefit DeferredIncomeTaxExpenseBenefit	-208000	USD
	us-gaap	Deferred Income Tax Expense Benefit DeferredIncomeTaxExpenseBenefit	-87000	USD
CY2018	us-gaap	Deferred Income Tax Expense Benefit DeferredIncomeTaxExpenseBenefit	-56000	USD
CY2017Q4	us-gaap	Deferred Income Tax Liabilities DeferredIncomeTaxLiabilities	1665000	USD
CY2018Q4	us-gaap	Deferred Income Tax Liabilities DeferredIncomeTaxLiabilities	2142000	USD
CY2017Q1	us-gaap	Deferred Income Tax Liabilities Net DeferredIncomeTaxLiabilitiesNet	933000	USD
CY2017Q2	us-gaap	Deferred Income Tax Liabilities Net DeferredIncomeTaxLiabilitiesNet	1066000	USD
CY2017Q3	us-gaap	Deferred Income Tax Liabilities Net DeferredIncomeTaxLiabilitiesNet	1210000	USD
CY2017Q4	us-gaap	Deferred Income Tax Liabilities Net DeferredIncomeTaxLiabilitiesNet	703000	USD
CY2018Q1	us-gaap	Deferred Income Tax Liabilities Net DeferredIncomeTaxLiabilitiesNet	427000	USD
CY2018Q2	us-gaap	Deferred Income Tax Liabilities Net DeferredIncomeTaxLiabilitiesNet	495000	USD
CY2018Q3	us-gaap	Deferred Income Tax Liabilities Net DeferredIncomeTaxLiabilitiesNet	616000	USD
CY2018Q4	us-gaap	Deferred Income Tax Liabilities Net DeferredIncomeTaxLiabilitiesNet	647000	USD
CY2017	us-gaap	Deferred State And Local Income Tax Expense Benefit DeferredStateAndLocalIncomeTaxExpenseBenefit	139000	USD
CY2018	us-gaap	Deferred State And Local Income Tax Expense Benefit DeferredStateAndLocalIncomeTaxExpenseBenefit	93000	USD
CY2017Q4	us-gaap	Deferred Tax Assets Deferred Income DeferredTaxAssetsDeferredIncome	339000	USD
CY2018Q4	us-gaap	Deferred Tax Assets Deferred Income DeferredTaxAssetsDeferredIncome	495000	USD
CY2018Q4	us-gaap	Deferred Tax Assets Gross DeferredTaxAssetsGross	45900000	USD
CY2017Q4	us-gaap	Deferred Tax Assets In Process Research And Development DeferredTaxAssetsInProcessResearchAndDevelopment	1090000	USD
CY2018Q4	us-gaap	Deferred Tax Assets In Process Research And Development DeferredTaxAssetsInProcessResearchAndDevelopment	770000	USD
CY2017Q4	us-gaap	Deferred Tax Assets Inventory DeferredTaxAssetsInventory	2560000	USD
CY2018Q4	us-gaap	Deferred Tax Assets Inventory DeferredTaxAssetsInventory	2203000	USD
CY2017Q4	us-gaap	Deferred Tax Assets Net DeferredTaxAssetsNet	962000	USD
	us-gaap	Depreciation Depreciation	2524000	USD
CY2018Q4	us-gaap	Deferred Tax Assets Net DeferredTaxAssetsNet	1495000	USD
CY2017Q4	us-gaap	Deferred Tax Assets Operating Loss Carryforwards DeferredTaxAssetsOperatingLossCarryforwards	15399000	USD
CY2018Q4	us-gaap	Deferred Tax Assets Operating Loss Carryforwards DeferredTaxAssetsOperatingLossCarryforwards	19006000	USD
CY2018Q4	us-gaap	Deferred Tax Assets Operating Loss Carryforwards Domestic DeferredTaxAssetsOperatingLossCarryforwardsDomestic	13600000	USD
CY2018Q4	us-gaap	Deferred Tax Assets Operating Loss Carryforwards State And Local DeferredTaxAssetsOperatingLossCarryforwardsStateAndLocal	5400000	USD
CY2017Q4	us-gaap	Deferred Tax Assets Other DeferredTaxAssetsOther	152000	USD
CY2018Q4	us-gaap	Deferred Tax Assets Other DeferredTaxAssetsOther	2490000	USD
CY2017Q4	us-gaap	Deferred Tax Assets Tax Credit Carryforwards Research DeferredTaxAssetsTaxCreditCarryforwardsResearch	2806000	USD
CY2018Q4	us-gaap	Deferred Tax Assets Tax Credit Carryforwards Research DeferredTaxAssetsTaxCreditCarryforwardsResearch	3858000	USD
CY2017Q4	us-gaap	Deferred Tax Assets Tax Deferred Expense Compensation And Benefits Employee Compensation DeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefitsEmployeeCompensation	351000	USD
CY2018Q4	us-gaap	Deferred Tax Assets Tax Deferred Expense Compensation And Benefits Employee Compensation DeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefitsEmployeeCompensation	413000	USD
CY2017Q4	us-gaap	Deferred Tax Assets Tax Deferred Expense Compensation And Benefits Share Based Compensation Cost DeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefitsShareBasedCompensationCost	645000	USD
CY2018Q4	us-gaap	Deferred Tax Assets Tax Deferred Expense Compensation And Benefits Share Based Compensation Cost DeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefitsShareBasedCompensationCost	649000	USD
CY2017Q4	us-gaap	Deferred Tax Assets Tax Deferred Expense Reserves And Accruals Allowance For Doubtful Accounts DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsAllowanceForDoubtfulAccounts	596000	USD
CY2018Q4	us-gaap	Deferred Tax Assets Tax Deferred Expense Reserves And Accruals Allowance For Doubtful Accounts DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsAllowanceForDoubtfulAccounts	840000	USD
CY2017Q4	us-gaap	Deferred Tax Assets Tax Deferred Expense Reserves And Accruals Other DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsOther	2906000	USD
CY2018Q4	us-gaap	Deferred Tax Assets Tax Deferred Expense Reserves And Accruals Other DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsOther	5281000	USD
CY2017Q4	us-gaap	Deferred Tax Assets Tax Deferred Expense Reserves And Accruals Warranty Reserves DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsWarrantyReserves	3387000	USD
CY2018Q4	us-gaap	Deferred Tax Assets Tax Deferred Expense Reserves And Accruals Warranty Reserves DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsWarrantyReserves	5732000	USD
CY2016Q2	us-gaap	Deferred Tax Assets Valuation Allowance DeferredTaxAssetsValuationAllowance	17800000	USD
CY2017Q4	us-gaap	Deferred Tax Assets Valuation Allowance DeferredTaxAssetsValuationAllowance	31992000	USD
CY2017Q4	us-gaap	Deferred Tax Assets Valuation Allowance DeferredTaxAssetsValuationAllowance	32000000	USD
CY2018Q4	us-gaap	Deferred Tax Assets Valuation Allowance DeferredTaxAssetsValuationAllowance	44400000	USD
CY2018Q4	us-gaap	Deferred Tax Assets Valuation Allowance DeferredTaxAssetsValuationAllowance	44405000	USD
CY2017Q4	us-gaap	Deferred Tax Liabilities DeferredTaxLiabilities	700000	USD
CY2017Q4	us-gaap	Deferred Tax Liabilities DeferredTaxLiabilities	703000	USD
CY2018Q4	us-gaap	Deferred Tax Liabilities DeferredTaxLiabilities	647000	USD
CY2018Q4	us-gaap	Deferred Tax Liabilities DeferredTaxLiabilities	600000	USD
CY2017Q4	us-gaap	Deferred Tax Liabilities Property Plant And Equipment DeferredTaxLiabilitiesPropertyPlantAndEquipment	1665000	USD
CY2018Q4	us-gaap	Deferred Tax Liabilities Property Plant And Equipment DeferredTaxLiabilitiesPropertyPlantAndEquipment	2142000	USD
CY2017	us-gaap	Defined Contribution Plan Cost Recognized DefinedContributionPlanCostRecognized	100000	USD
CY2018	us-gaap	Defined Contribution Plan Cost Recognized DefinedContributionPlanCostRecognized	0	USD
CY2017Q1	us-gaap	Depreciation Depreciation	1172000	USD
	us-gaap	Depreciation Depreciation	2342000	USD
	us-gaap	Depreciation Depreciation	3502000	USD
CY2017	us-gaap	Depreciation Depreciation	4634000	USD
CY2018Q1	us-gaap	Depreciation Depreciation	1196000	USD
	us-gaap	Depreciation Depreciation	3849000	USD
CY2018	us-gaap	Depreciation Depreciation	5196000	USD
CY2017Q4	us-gaap	Derivative Liabilities Current DerivativeLiabilitiesCurrent	0	USD
CY2018Q1	us-gaap	Derivative Liabilities Current DerivativeLiabilitiesCurrent	0	USD
CY2018Q2	us-gaap	Derivative Liabilities Current DerivativeLiabilitiesCurrent	33700000	USD
CY2018Q3	us-gaap	Derivative Liabilities Current DerivativeLiabilitiesCurrent	43900000	USD
CY2018Q4	us-gaap	Derivative Liabilities Current DerivativeLiabilitiesCurrent	35100000	USD
	us-gaap	Increase Decrease In Accrued Liabilities IncreaseDecreaseInAccruedLiabilities	3826000	USD
CY2017Q1	us-gaap	Derivative Liabilities Noncurrent DerivativeLiabilitiesNoncurrent	20700000	USD
CY2017Q1	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	-2.23
CY2018	us-gaap	Effective Income Tax Rate Reconciliation Change In Deferred Tax Assets Valuation Allowance EffectiveIncomeTaxRateReconciliationChangeInDeferredTaxAssetsValuationAllowance	-0.235
CY2017Q2	us-gaap	Derivative Liabilities Noncurrent DerivativeLiabilitiesNoncurrent	21500000	USD
CY2017Q3	us-gaap	Derivative Liabilities Noncurrent DerivativeLiabilitiesNoncurrent	23200000	USD
CY2017Q4	us-gaap	Derivative Liabilities Noncurrent DerivativeLiabilitiesNoncurrent	24700000	USD
CY2018Q1	us-gaap	Derivative Liabilities Noncurrent DerivativeLiabilitiesNoncurrent	27200000	USD
CY2018Q2	us-gaap	Derivative Liabilities Noncurrent DerivativeLiabilitiesNoncurrent	0	USD
CY2018Q3	us-gaap	Derivative Liabilities Noncurrent DerivativeLiabilitiesNoncurrent	0	USD
CY2018Q4	us-gaap	Derivative Liabilities Noncurrent DerivativeLiabilitiesNoncurrent	0	USD
CY2017Q2	us-gaap	Dividends Preferred Stock Cash DividendsPreferredStockCash	3190000	USD
CY2017Q3	us-gaap	Dividends Preferred Stock Cash DividendsPreferredStockCash	3603000	USD
CY2017Q4	us-gaap	Dividends Preferred Stock Cash DividendsPreferredStockCash	31067000	USD
CY2017	us-gaap	Dividends Preferred Stock Cash DividendsPreferredStockCash	37860000	USD
CY2017Q2	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	-0.80
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CY2017Q4	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	-2.22
CY2017	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	-6.20
CY2018Q1	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	-0.77
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CY2018	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	-2.94
CY2017Q1	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	-2.23
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CY2017	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	-6.20
CY2018Q1	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	-0.77
CY2018Q2	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	-0.63
CY2018Q3	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	-1.01
CY2018Q4	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	-0.84
CY2018	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	-2.94
CY2017	us-gaap	Effective Income Tax Rate Continuing Operations EffectiveIncomeTaxRateContinuingOperations	-0.009
CY2018	us-gaap	Effective Income Tax Rate Continuing Operations EffectiveIncomeTaxRateContinuingOperations	-0.003
CY2017	us-gaap	Effective Income Tax Rate Reconciliation At Federal Statutory Income Tax Rate EffectiveIncomeTaxRateReconciliationAtFederalStatutoryIncomeTaxRate	0.340
CY2018	us-gaap	Effective Income Tax Rate Reconciliation At Federal Statutory Income Tax Rate EffectiveIncomeTaxRateReconciliationAtFederalStatutoryIncomeTaxRate	0.210
CY2017	us-gaap	Effective Income Tax Rate Reconciliation Change In Deferred Tax Assets Valuation Allowance EffectiveIncomeTaxRateReconciliationChangeInDeferredTaxAssetsValuationAllowance	-0.104
CY2017	us-gaap	Effective Income Tax Rate Reconciliation Change In Enacted Tax Rate EffectiveIncomeTaxRateReconciliationChangeInEnactedTaxRate	-0.231
CY2018	us-gaap	Effective Income Tax Rate Reconciliation Change In Enacted Tax Rate EffectiveIncomeTaxRateReconciliationChangeInEnactedTaxRate	0.000
CY2017	us-gaap	Effective Income Tax Rate Reconciliation Other Reconciling Items Percent EffectiveIncomeTaxRateReconciliationOtherReconcilingItemsPercent	-0.005
CY2018	us-gaap	Effective Income Tax Rate Reconciliation Other Reconciling Items Percent EffectiveIncomeTaxRateReconciliationOtherReconcilingItemsPercent	-0.001
CY2017	us-gaap	Effective Income Tax Rate Reconciliation State And Local Income Taxes EffectiveIncomeTaxRateReconciliationStateAndLocalIncomeTaxes	0.048
CY2018	us-gaap	Effective Income Tax Rate Reconciliation State And Local Income Taxes EffectiveIncomeTaxRateReconciliationStateAndLocalIncomeTaxes	0.032
CY2017	us-gaap	Effective Income Tax Rate Reconciliation Tax Credits Other EffectiveIncomeTaxRateReconciliationTaxCreditsOther	-0.009
CY2018	us-gaap	Effective Income Tax Rate Reconciliation Tax Credits Other EffectiveIncomeTaxRateReconciliationTaxCreditsOther	-0.017
CY2017	us-gaap	Effective Income Tax Rate Reconciliation Tax Credits Research EffectiveIncomeTaxRateReconciliationTaxCreditsResearch	-0.009
CY2018	us-gaap	Effective Income Tax Rate Reconciliation Tax Credits Research EffectiveIncomeTaxRateReconciliationTaxCreditsResearch	-0.019
CY2017	us-gaap	Effective Income Tax Rate Reconciliation Tax Settlements EffectiveIncomeTaxRateReconciliationTaxSettlements	-0.042
CY2018	us-gaap	Effective Income Tax Rate Reconciliation Tax Settlements EffectiveIncomeTaxRateReconciliationTaxSettlements	0.000
CY2017Q4	us-gaap	Estimated Insurance Recoveries EstimatedInsuranceRecoveries	10563000	USD
CY2018Q4	us-gaap	Estimated Insurance Recoveries EstimatedInsuranceRecoveries	15989000	USD
CY2017Q1	us-gaap	Fair Value Adjustment Of Warrants FairValueAdjustmentOfWarrants	0	USD
	us-gaap	Fair Value Adjustment Of Warrants FairValueAdjustmentOfWarrants	800000	USD
	us-gaap	Fair Value Adjustment Of Warrants FairValueAdjustmentOfWarrants	2500000	USD
CY2017	us-gaap	Fair Value Adjustment Of Warrants FairValueAdjustmentOfWarrants	4000000	USD
CY2018Q1	us-gaap	Fair Value Adjustment Of Warrants FairValueAdjustmentOfWarrants	2500000	USD
	us-gaap	Fair Value Adjustment Of Warrants FairValueAdjustmentOfWarrants	9000000	USD
	us-gaap	Fair Value Adjustment Of Warrants FairValueAdjustmentOfWarrants	19200000	USD
CY2018	us-gaap	Fair Value Adjustment Of Warrants FairValueAdjustmentOfWarrants	10400000	USD
CY2017Q4	us-gaap	Finite Lived Intangible Assets Accumulated Amortization FiniteLivedIntangibleAssetsAccumulatedAmortization	16149000	USD
CY2018Q4	us-gaap	Finite Lived Intangible Assets Accumulated Amortization FiniteLivedIntangibleAssetsAccumulatedAmortization	20330000	USD
CY2018Q4	us-gaap	Finite Lived Intangible Assets Amortization Expense After Year Five FiniteLivedIntangibleAssetsAmortizationExpenseAfterYearFive	3914000	USD
CY2018Q4	us-gaap	Finite Lived Intangible Assets Amortization Expense Next Twelve Months FiniteLivedIntangibleAssetsAmortizationExpenseNextTwelveMonths	3638000	USD
CY2018Q4	us-gaap	Finite Lived Intangible Assets Amortization Expense Year Five FiniteLivedIntangibleAssetsAmortizationExpenseYearFive	1746000	USD
CY2018Q4	us-gaap	Finite Lived Intangible Assets Amortization Expense Year Four FiniteLivedIntangibleAssetsAmortizationExpenseYearFour	2124000	USD
CY2018Q4	us-gaap	Finite Lived Intangible Assets Amortization Expense Year Three FiniteLivedIntangibleAssetsAmortizationExpenseYearThree	2535000	USD
CY2018Q4	us-gaap	Finite Lived Intangible Assets Amortization Expense Year Two FiniteLivedIntangibleAssetsAmortizationExpenseYearTwo	3053000	USD
CY2017Q4	us-gaap	Finite Lived Intangible Assets Gross FiniteLivedIntangibleAssetsGross	37640000	USD
CY2018Q4	us-gaap	Finite Lived Intangible Assets Gross FiniteLivedIntangibleAssetsGross	37340000	USD
CY2017Q4	us-gaap	Finite Lived Intangible Assets Net FiniteLivedIntangibleAssetsNet	21491000	USD
CY2018Q4	us-gaap	Finite Lived Intangible Assets Net FiniteLivedIntangibleAssetsNet	17010000	USD
CY2017Q1	us-gaap	Gain Loss On Derivative Instruments Net Pretax GainLossOnDerivativeInstrumentsNetPretax	0	USD
CY2017Q2	us-gaap	Gain Loss On Derivative Instruments Net Pretax GainLossOnDerivativeInstrumentsNetPretax	-800000	USD
CY2017Q3	us-gaap	Gain Loss On Derivative Instruments Net Pretax GainLossOnDerivativeInstrumentsNetPretax	-1700000	USD
CY2017Q4	us-gaap	Gain Loss On Derivative Instruments Net Pretax GainLossOnDerivativeInstrumentsNetPretax	-1500000	USD
CY2017	us-gaap	Gain Loss On Derivative Instruments Net Pretax GainLossOnDerivativeInstrumentsNetPretax	-4000000	USD
CY2017	us-gaap	Gain Loss On Derivative Instruments Net Pretax GainLossOnDerivativeInstrumentsNetPretax	-4000000	USD
CY2018Q1	us-gaap	Gain Loss On Derivative Instruments Net Pretax GainLossOnDerivativeInstrumentsNetPretax	-2500000	USD
CY2018Q2	us-gaap	Gain Loss On Derivative Instruments Net Pretax GainLossOnDerivativeInstrumentsNetPretax	-6500000	USD
CY2018Q3	us-gaap	Gain Loss On Derivative Instruments Net Pretax GainLossOnDerivativeInstrumentsNetPretax	-10200000	USD
CY2018Q4	us-gaap	Gain Loss On Derivative Instruments Net Pretax GainLossOnDerivativeInstrumentsNetPretax	8800000	USD
CY2018	us-gaap	Gain Loss On Derivative Instruments Net Pretax GainLossOnDerivativeInstrumentsNetPretax	-10400000	USD
CY2018	us-gaap	Gain Loss On Derivative Instruments Net Pretax GainLossOnDerivativeInstrumentsNetPretax	-10400000	USD
CY2017Q1	us-gaap	Gain Loss On Sale Of Property Plant Equipment GainLossOnSaleOfPropertyPlantEquipment	-10000	USD
	us-gaap	Gain Loss On Sale Of Property Plant Equipment GainLossOnSaleOfPropertyPlantEquipment	-66000	USD
	us-gaap	Gain Loss On Sale Of Property Plant Equipment GainLossOnSaleOfPropertyPlantEquipment	-115000	USD
CY2017Q1	us-gaap	Gains Losses On Extinguishment Of Debt GainsLossesOnExtinguishmentOfDebt	-11921000	USD
	us-gaap	Gains Losses On Extinguishment Of Debt GainsLossesOnExtinguishmentOfDebt	-11921000	USD
	us-gaap	Gains Losses On Extinguishment Of Debt GainsLossesOnExtinguishmentOfDebt	-11921000	USD
CY2017	us-gaap	Gains Losses On Extinguishment Of Debt GainsLossesOnExtinguishmentOfDebt	-11921000	USD
CY2018	us-gaap	Gains Losses On Extinguishment Of Debt GainsLossesOnExtinguishmentOfDebt	0	USD
CY2017Q1	us-gaap	Goodwill Goodwill	29835000	USD
CY2017Q2	us-gaap	Goodwill Goodwill	29835000	USD
CY2017Q3	us-gaap	Goodwill Goodwill	29835000	USD
CY2017Q4	us-gaap	Goodwill Goodwill	29800000	USD
CY2017Q4	us-gaap	Goodwill Goodwill	29835000	USD
CY2018Q1	us-gaap	Goodwill Goodwill	29835000	USD
CY2018Q2	us-gaap	Goodwill Goodwill	29835000	USD
CY2018Q3	us-gaap	Goodwill Goodwill	29835000	USD
CY2018Q4	us-gaap	Goodwill Goodwill	29800000	USD
CY2018Q4	us-gaap	Goodwill Goodwill	29835000	USD
CY2017Q4	us-gaap	Goodwill Impaired Accumulated Impairment Loss GoodwillImpairedAccumulatedImpairmentLoss	11600000	USD
CY2018Q4	us-gaap	Goodwill Impaired Accumulated Impairment Loss GoodwillImpairedAccumulatedImpairmentLoss	11600000	USD
CY2017	us-gaap	Goodwill Impairment Loss GoodwillImpairmentLoss	0	USD
CY2018	us-gaap	Goodwill Impairment Loss GoodwillImpairmentLoss	0	USD
CY2017Q1	us-gaap	Gross Profit GrossProfit	9768000	USD
CY2017Q2	us-gaap	Gross Profit GrossProfit	12479000	USD
CY2017Q3	us-gaap	Gross Profit GrossProfit	13251000	USD
CY2017Q4	us-gaap	Gross Profit GrossProfit	15495000	USD
CY2017	us-gaap	Gross Profit GrossProfit	50993000	USD
CY2018Q1	us-gaap	Gross Profit GrossProfit	9873000	USD
CY2018Q2	us-gaap	Gross Profit GrossProfit	18067000	USD
CY2018Q3	us-gaap	Gross Profit GrossProfit	18808000	USD
CY2018Q4	us-gaap	Gross Profit GrossProfit	12021000	USD
CY2018	us-gaap	Gross Profit GrossProfit	58769000	USD
CY2017Q1	us-gaap	Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest	-24056000	USD
CY2017Q2	us-gaap	Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest	-7612000	USD
CY2017Q3	us-gaap	Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest	-9052000	USD
CY2017Q4	us-gaap	Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest	-6449000	USD
CY2017	us-gaap	Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest	-47169000	USD
CY2018Q1	us-gaap	Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest	-14476000	USD
CY2018Q2	us-gaap	Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest	-11725000	USD
CY2018Q3	us-gaap	Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest	-18701000	USD
CY2018Q4	us-gaap	Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest	-9655000	USD
CY2018	us-gaap	Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest	-54557000	USD
CY2017Q1	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	479000	USD
CY2017Q2	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	135000	USD
CY2017Q3	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	149000	USD
CY2017Q4	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	-320000	USD
CY2017	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	443000	USD
CY2018Q1	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	-272000	USD
	us-gaap	Increase Decrease In Income Taxes Payable Net Of Income Taxes Receivable IncreaseDecreaseInIncomeTaxesPayableNetOfIncomeTaxesReceivable	7000	USD
CY2017	us-gaap	Income Tax Reconciliation Income Tax Expense Benefit At Federal Statutory Income Tax Rate IncomeTaxReconciliationIncomeTaxExpenseBenefitAtFederalStatutoryIncomeTaxRate	-16037000	USD
CY2018	us-gaap	Income Tax Reconciliation Income Tax Expense Benefit At Federal Statutory Income Tax Rate IncomeTaxReconciliationIncomeTaxExpenseBenefitAtFederalStatutoryIncomeTaxRate	-11457000	USD
CY2018Q2	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	80000	USD
CY2018Q3	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	118000	USD
CY2018Q4	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	243000	USD
CY2018	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	169000	USD
CY2017	us-gaap	Income Tax Reconciliation Change In Deferred Tax Assets Valuation Allowance IncomeTaxReconciliationChangeInDeferredTaxAssetsValuationAllowance	4956000	USD
CY2018	us-gaap	Income Tax Reconciliation Change In Deferred Tax Assets Valuation Allowance IncomeTaxReconciliationChangeInDeferredTaxAssetsValuationAllowance	12856000	USD
CY2017	us-gaap	Income Tax Reconciliation Change In Enacted Tax Rate IncomeTaxReconciliationChangeInEnactedTaxRate	10899000	USD
CY2018	us-gaap	Income Tax Reconciliation Change In Enacted Tax Rate IncomeTaxReconciliationChangeInEnactedTaxRate	0	USD
CY2017	us-gaap	Income Tax Reconciliation Other Reconciling Items IncomeTaxReconciliationOtherReconcilingItems	207000	USD
CY2018	us-gaap	Income Tax Reconciliation Other Reconciling Items IncomeTaxReconciliationOtherReconcilingItems	74000	USD
CY2017	us-gaap	Income Tax Reconciliation State And Local Income Taxes IncomeTaxReconciliationStateAndLocalIncomeTaxes	-2283000	USD
CY2018	us-gaap	Income Tax Reconciliation State And Local Income Taxes IncomeTaxReconciliationStateAndLocalIncomeTaxes	-1762000	USD
CY2017	us-gaap	Income Tax Reconciliation Tax Credits Other IncomeTaxReconciliationTaxCreditsOther	419000	USD
CY2018	us-gaap	Income Tax Reconciliation Tax Credits Other IncomeTaxReconciliationTaxCreditsOther	934000	USD
CY2017	us-gaap	Income Tax Reconciliation Tax Credits Research IncomeTaxReconciliationTaxCreditsResearch	426000	USD
CY2018	us-gaap	Income Tax Reconciliation Tax Credits Research IncomeTaxReconciliationTaxCreditsResearch	1058000	USD
CY2017	us-gaap	Income Tax Reconciliation Tax Settlements IncomeTaxReconciliationTaxSettlements	1976000	USD
CY2018	us-gaap	Income Tax Reconciliation Tax Settlements IncomeTaxReconciliationTaxSettlements	0	USD
CY2017Q1	us-gaap	Income Taxes Receivable IncomeTaxesReceivable	6829000	USD
CY2017Q2	us-gaap	Income Taxes Receivable IncomeTaxesReceivable	1996000	USD
CY2017Q3	us-gaap	Income Taxes Receivable IncomeTaxesReceivable	841000	USD
CY2017Q4	us-gaap	Income Taxes Receivable IncomeTaxesReceivable	1018000	USD
CY2018Q1	us-gaap	Income Taxes Receivable IncomeTaxesReceivable	1018000	USD
CY2018Q2	us-gaap	Income Taxes Receivable IncomeTaxesReceivable	1018000	USD
CY2018Q3	us-gaap	Income Taxes Receivable IncomeTaxesReceivable	1018000	USD
CY2018Q4	us-gaap	Income Taxes Receivable IncomeTaxesReceivable	973000	USD

CY2018

dei

Document Fiscal Year Focus

DocumentFiscalYearFocus

2018

CY2018

dei

Amendment Flag

AmendmentFlag

false

CY2018

dei

Current Fiscal Year End Date

CurrentFiscalYearEndDate

--12-31

CY2018

dei

Document Fiscal Period Focus

DocumentFiscalPeriodFocus

FY

CY2018

dei

Document Period End Date

DocumentPeriodEndDate

2018-12-31

CY2018

dei

Document Type

DocumentType

10-K

CY2018

dei

Entity Central Index Key

EntityCentralIndexKey

0001137091

CY2019Q4

dei

Entity Common Stock Shares Outstanding

EntityCommonStockSharesOutstanding

22856534

shares

CY2018

dei

Entity Current Reporting Status

EntityCurrentReportingStatus

No

CY2018

dei

Entity Emerging Growth Company

EntityEmergingGrowthCompany

false

CY2018

dei

Entity Filer Category

EntityFilerCategory

Non-accelerated Filer

CY2018Q2

dei

Entity Public Float

EntityPublicFloat

47500000

USD

CY2018

dei

Entity Registrant Name

EntityRegistrantName

POWER SOLUTIONS INTERNATIONAL, INC.

CY2018

dei

Entity Shell Company

EntityShellCompany

false

CY2018

dei

Entity Small Business

EntitySmallBusiness

true

CY2018

dei

Entity Voluntary Filers

EntityVoluntaryFilers

No

CY2018

dei

Entity Well Known Seasoned Issuer

EntityWellKnownSeasonedIssuer

No

CY2017Q2

psix

Adjustments To Additional Paid In Capital Income Tax Effect From Acquisitions

AdjustmentsToAdditionalPaidInCapitalIncomeTaxEffectFromAcquisitions

712000

USD

CY2017

psix

Adjustments To Additional Paid In Capital Income Tax Effect From Acquisitions

AdjustmentsToAdditionalPaidInCapitalIncomeTaxEffectFromAcquisitions

712000

USD

CY2017

psix

Allowance For Doubtful Accounts Additions For Charges To Expense

AllowanceForDoubtfulAccountsAdditionsForChargesToExpense

421000

USD

CY2018

psix

Allowance For Doubtful Accounts Additions For Charges To Expense

AllowanceForDoubtfulAccountsAdditionsForChargesToExpense

2153000

USD

CY2017Q1

psix

Amortization Of Intangible Assets Cost And Operating Expense

AmortizationOfIntangibleAssetsCostAndOperatingExpense

1209000

USD

psix

Amortization Of Intangible Assets Cost And Operating Expense

AmortizationOfIntangibleAssetsCostAndOperatingExpense

2419000

USD

psix

Amortization Of Intangible Assets Cost And Operating Expense

AmortizationOfIntangibleAssetsCostAndOperatingExpense

3628000

USD

CY2017

psix

Amortization Of Intangible Assets Cost And Operating Expense

AmortizationOfIntangibleAssetsCostAndOperatingExpense

4838000

USD

CY2018Q1

psix

Amortization Of Intangible Assets Cost And Operating Expense

AmortizationOfIntangibleAssetsCostAndOperatingExpense

1045000

USD

psix

Amortization Of Intangible Assets Cost And Operating Expense

AmortizationOfIntangibleAssetsCostAndOperatingExpense

2366000

USD

psix

Amortization Of Intangible Assets Cost And Operating Expense

AmortizationOfIntangibleAssetsCostAndOperatingExpense

3687000

USD

CY2018

psix

Amortization Of Intangible Assets Cost And Operating Expense

AmortizationOfIntangibleAssetsCostAndOperatingExpense

5008000

USD

CY2018

psix

Collaborative Arrangement Inventory Purchased Goods

CollaborativeArrangementInventoryPurchasedGoods

3500000

USD

CY2017Q1

psix

Collaborative Arrangement Term

CollaborativeArrangementTerm

P3Y

CY2018Q4

psix

Contract With Customer Asset Liability

ContractWithCustomerAssetLiability

-16582000

USD

CY2018Q1

psix

Contract With Customer Asset Liability

ContractWithCustomerAssetLiability

2100000

USD

CY2017

psix

Deferred Tax Assets Tax Credit Carryforwards General Business Period Carried Forward

DeferredTaxAssetsTaxCreditCarryforwardsGeneralBusinessPeriodCarriedForward

P20Y

CY2017Q4

psix

Deferred Tax Assets Tax Credit Carryforwards Other State

DeferredTaxAssetsTaxCreditCarryforwardsOtherState

989000

USD

CY2018Q4

psix

Deferred Tax Assets Tax Credit Carryforwards Other State

DeferredTaxAssetsTaxCreditCarryforwardsOtherState

1923000

USD

CY2018Q4

psix

Defined Contribution Plan Cost Liability

DefinedContributionPlanCostLiability

700000

USD

CY2017

psix

Defined Contribution Plan Number Of Plans

DefinedContributionPlanNumberOfPlans

2

plan

CY2017

psix

Effective Income Tax Rate Reconciliation Nondeductible Expense Warrants Amount

EffectiveIncomeTaxRateReconciliationNondeductibleExpenseWarrantsAmount

1360000

USD

CY2018

psix

Effective Income Tax Rate Reconciliation Nondeductible Expense Warrants Amount

EffectiveIncomeTaxRateReconciliationNondeductibleExpenseWarrantsAmount

2184000

USD

CY2017

psix

Effective Income Tax Rate Reconciliation Nondeductible Expense Warrants Percent

EffectiveIncomeTaxRateReconciliationNondeductibleExpenseWarrantsPercent

-0.029

CY2018

psix

Effective Income Tax Rate Reconciliation Nondeductible Expense Warrants Percent

EffectiveIncomeTaxRateReconciliationNondeductibleExpenseWarrantsPercent

-0.040

CY2017

psix

Effective Income Tax Rate Reconciliation Other Permanent Differences Amount

EffectiveIncomeTaxRateReconciliationOtherPermanentDifferencesAmount

106000

USD

CY2018

psix

Effective Income Tax Rate Reconciliation Other Permanent Differences Amount

EffectiveIncomeTaxRateReconciliationOtherPermanentDifferencesAmount

70000

USD

CY2017

psix

Effective Income Tax Rate Reconciliation Other Permanent Differences Percent

EffectiveIncomeTaxRateReconciliationOtherPermanentDifferencesPercent

-0.002

CY2018

psix

Effective Income Tax Rate Reconciliation Other Permanent Differences Percent

EffectiveIncomeTaxRateReconciliationOtherPermanentDifferencesPercent

-0.001

CY2017

psix

Effective Income Tax Rate Reconciliation Tax Reserve Reassessment Amount

EffectiveIncomeTaxRateReconciliationTaxReserveReassessmentAmount

104000

USD

CY2018

psix

Effective Income Tax Rate Reconciliation Tax Reserve Reassessment Amount

EffectiveIncomeTaxRateReconciliationTaxReserveReassessmentAmount

196000

USD

CY2017

psix

Effective Income Tax Rate Reconciliation Tax Reserve Reassessment Percent

EffectiveIncomeTaxRateReconciliationTaxReserveReassessmentPercent

-0.002

CY2018

psix

Effective Income Tax Rate Reconciliation Tax Reserve Reassessment Percent

EffectiveIncomeTaxRateReconciliationTaxReserveReassessmentPercent

-0.004

CY2017Q1

psix

Gain Loss On Extinguishment Of Debt And Modifications

GainLossOnExtinguishmentOfDebtAndModifications

-11921000

USD

CY2017Q2

psix

Gain Loss On Extinguishment Of Debt And Modifications

GainLossOnExtinguishmentOfDebtAndModifications

0

USD

CY2017Q3

psix

Gain Loss On Extinguishment Of Debt And Modifications

GainLossOnExtinguishmentOfDebtAndModifications

0

USD

CY2017Q4

psix

Gain Loss On Extinguishment Of Debt And Modifications

GainLossOnExtinguishmentOfDebtAndModifications

0

USD

CY2017

psix

Gain Loss On Extinguishment Of Debt And Modifications

GainLossOnExtinguishmentOfDebtAndModifications

-11921000

USD

CY2018

psix

Gain Loss On Extinguishment Of Debt And Modifications

GainLossOnExtinguishmentOfDebtAndModifications

0

USD

CY2017

psix

Income Loss From Continuing Operations Before Income Taxes Noncontrolling Interest And Permanently Excludable Income

IncomeLossFromContinuingOperationsBeforeIncomeTaxesNoncontrollingInterestAndPermanentlyExcludableIncome

-47200000

USD

CY2018

psix

Income Loss From Continuing Operations Before Income Taxes Noncontrolling Interest And Permanently Excludable Income

IncomeLossFromContinuingOperationsBeforeIncomeTaxesNoncontrollingInterestAndPermanentlyExcludableIncome

-54600000

USD

CY2017

psix

Net Income Loss Available To Common Stockholders Basic And Diluted

NetIncomeLossAvailableToCommonStockholdersBasicAndDiluted

-85472000

USD

CY2018

psix

Net Income Loss Available To Common Stockholders Basic And Diluted

NetIncomeLossAvailableToCommonStockholdersBasicAndDiluted

-54726000

USD

CY2018Q4

psix

Number Of Board Members

NumberOfBoardMembers

3

board_member

CY2018

psix

Number Of Board Members Eligible For Election

NumberOfBoardMembersEligibleForElection

4

board_member

CY2018

psix

Number Of Outstanding Letters Of Credit

NumberOfOutstandingLettersOfCredit

5

letter_of_credit

CY2017Q1

psix

Proceeds From Issuance Of Common Stock And Warrant Exercises

ProceedsFromIssuanceOfCommonStockAndWarrantExercises

59396000

USD

psix

Proceeds From Issuance Of Common Stock And Warrant Exercises

ProceedsFromIssuanceOfCommonStockAndWarrantExercises

59396000

USD

psix

Proceeds From Issuance Of Common Stock And Warrant Exercises

ProceedsFromIssuanceOfCommonStockAndWarrantExercises

59396000

USD

CY2017

psix

Proceeds From Issuance Of Common Stock And Warrant Exercises

ProceedsFromIssuanceOfCommonStockAndWarrantExercises

59396000

USD

CY2018

psix

Proceeds From Issuance Of Common Stock And Warrant Exercises

ProceedsFromIssuanceOfCommonStockAndWarrantExercises

0

USD

CY2018

psix

Proceeds From Issuance Of Convertible Preferred Stock Warrants And Common Stock Net Of Issuance Cost

ProceedsFromIssuanceOfConvertiblePreferredStockWarrantsAndCommonStockNetOfIssuanceCost

24600000

USD

CY2017

psix

Research And Development Expense Excluding Engineering

ResearchAndDevelopmentExpenseExcludingEngineering

18400000

USD

CY2018

psix

Research And Development Expense Excluding Engineering

ResearchAndDevelopmentExpenseExcludingEngineering

26800000

USD

CY2018

psix

Revenue From Contract With Customer Performance Obligation Satisfied At Point In Time

RevenueFromContractWithCustomerPerformanceObligationSatisfiedAtPointInTime

449800000

USD

CY2018

psix

Revenue From Contract With Customer Performance Obligation Satisfied Over Time

RevenueFromContractWithCustomerPerformanceObligationSatisfiedOverTime

46200000

USD

CY2017Q2

psix

Share Based Payment Arrangement Decrease Increase For Tax Withholding Obligation

ShareBasedPaymentArrangementDecreaseIncreaseForTaxWithholdingObligation

27000

USD

CY2017Q3

psix

Share Based Payment Arrangement Decrease Increase For Tax Withholding Obligation

ShareBasedPaymentArrangementDecreaseIncreaseForTaxWithholdingObligation

8000

USD

CY2017Q4

psix

Share Based Payment Arrangement Decrease Increase For Tax Withholding Obligation

ShareBasedPaymentArrangementDecreaseIncreaseForTaxWithholdingObligation

9000

USD

CY2018Q2

psix

Share Based Payment Arrangement Decrease Increase For Tax Withholding Obligation

ShareBasedPaymentArrangementDecreaseIncreaseForTaxWithholdingObligation

369000

USD

CY2018Q3

psix

Share Based Payment Arrangement Decrease Increase For Tax Withholding Obligation

ShareBasedPaymentArrangementDecreaseIncreaseForTaxWithholdingObligation

-80000

USD

CY2018Q4

psix

Share Based Payment Arrangement Decrease Increase For Tax Withholding Obligation

ShareBasedPaymentArrangementDecreaseIncreaseForTaxWithholdingObligation

111000

USD

CY2018Q1

psix

Standard Product Warranty Accrual Earnings Per Share Diluted

StandardProductWarrantyAccrualEarningsPerShareDiluted

0.21

CY2017Q4

psix

Tax Cuts And Jobs Act Of2017 Incomplete Accounting Change In Tax Rate Deferred Tax Asset Provisional Adjustment To Net Deferred Tax Assets

TaxCutsAndJobsActOf2017IncompleteAccountingChangeInTaxRateDeferredTaxAssetProvisionalAdjustmentToNetDeferredTaxAssets

-10900000

USD

CY2017Q1

us-gaap

Accounts Payable Current

AccountsPayableCurrent

67167000

USD

CY2017Q2

us-gaap

Accounts Payable Current

AccountsPayableCurrent

55610000

USD

CY2017Q3

us-gaap

Accounts Payable Current

AccountsPayableCurrent

54195000

USD

CY2017Q4

us-gaap

Accounts Payable Current

AccountsPayableCurrent

51225000

USD

CY2018Q1

us-gaap

Accounts Payable Current

AccountsPayableCurrent

55221000

USD

CY2018Q2

us-gaap

Accounts Payable Current

AccountsPayableCurrent

64422000

USD

CY2018Q3

us-gaap

Accounts Payable Current

AccountsPayableCurrent

88798000

USD

CY2018Q4

us-gaap

Accounts Payable Current

AccountsPayableCurrent

85218000

USD

CY2017Q1

us-gaap

Accounts Receivable Net Current

AccountsReceivableNetCurrent

64305000

USD

CY2017Q2

us-gaap

Accounts Receivable Net Current

AccountsReceivableNetCurrent

56673000

USD

CY2017Q3

us-gaap

Accounts Receivable Net Current

AccountsReceivableNetCurrent

60811000

USD

CY2017Q4

us-gaap

Accounts Receivable Net Current

AccountsReceivableNetCurrent

68660000

USD

CY2018Q1

us-gaap

Accounts Receivable Net Current

AccountsReceivableNetCurrent

58870000

USD

CY2018Q2

us-gaap

Accounts Receivable Net Current

AccountsReceivableNetCurrent

70324000

USD

CY2018Q3

us-gaap

Accounts Receivable Net Current

AccountsReceivableNetCurrent

71639000

USD

CY2018Q4

us-gaap

Accounts Receivable Net Current

AccountsReceivableNetCurrent

86471000

USD

CY2017Q4

us-gaap

Accrued Employee Benefits Current And Noncurrent

AccruedEmployeeBenefitsCurrentAndNoncurrent

2593000

USD

CY2018Q4

us-gaap

Accrued Employee Benefits Current And Noncurrent

AccruedEmployeeBenefitsCurrentAndNoncurrent

4520000

USD

CY2017Q4

us-gaap

Accrued Liabilities And Other Liabilities

AccruedLiabilitiesAndOtherLiabilities

34332000

USD

CY2018Q4

us-gaap

Accrued Liabilities And Other Liabilities

AccruedLiabilitiesAndOtherLiabilities

45700000

USD

CY2017Q4

us-gaap

Accrued Professional Fees Current And Noncurrent

AccruedProfessionalFeesCurrentAndNoncurrent

1974000

USD

CY2018Q4

us-gaap

Accrued Professional Fees Current And Noncurrent

AccruedProfessionalFeesCurrentAndNoncurrent

27000

USD

CY2017Q4

us-gaap

Accumulated Depreciation Depletion And Amortization Property Plant And Equipment

AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment

16775000

USD

CY2018Q4

us-gaap

Accumulated Depreciation Depletion And Amortization Property Plant And Equipment

AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment

21834000

USD

CY2017Q1

us-gaap

Additional Paid In Capital

AdditionalPaidInCapital

100686000

USD

CY2017Q2

us-gaap

Additional Paid In Capital

AdditionalPaidInCapital

96543000

USD

CY2017Q3

us-gaap

Additional Paid In Capital

AdditionalPaidInCapital

91737000

USD

CY2017Q1

us-gaap

Asset Impairment Charges

AssetImpairmentCharges

0

USD

CY2017Q2

us-gaap

Asset Impairment Charges

AssetImpairmentCharges

0

USD

CY2017Q4

us-gaap

Additional Paid In Capital

AdditionalPaidInCapital

123838000

USD

CY2018Q1

us-gaap

Additional Paid In Capital

AdditionalPaidInCapital

124981000

USD

CY2018Q2

us-gaap

Additional Paid In Capital

AdditionalPaidInCapital

125272000

USD

CY2018Q3

us-gaap

Additional Paid In Capital

AdditionalPaidInCapital

125938000

USD

CY2018Q4

us-gaap

Additional Paid In Capital

AdditionalPaidInCapital

126412000

USD

CY2017

us-gaap

Adjustments Related To Tax Withholding For Share Based Compensation

AdjustmentsRelatedToTaxWithholdingForShareBasedCompensation

42000

USD

CY2018

us-gaap

Adjustments Related To Tax Withholding For Share Based Compensation

AdjustmentsRelatedToTaxWithholdingForShareBasedCompensation

400000

USD

CY2018

us-gaap

Adjustments To Additional Paid In Capital Dividends In Excess Of Retained Earnings

AdjustmentsToAdditionalPaidInCapitalDividendsInExcessOfRetainedEarnings

37900000

USD

CY2017Q1

us-gaap

Adjustments To Additional Paid In Capital Sharebased Compensation Requisite Service Period Recognition Value

AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue

-155000

USD

CY2017Q2

us-gaap

Adjustments To Additional Paid In Capital Sharebased Compensation Requisite Service Period Recognition Value

AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue

-162000

USD

CY2017Q3

us-gaap

Adjustments To Additional Paid In Capital Sharebased Compensation Requisite Service Period Recognition Value

AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue

731000

USD

CY2017Q4

us-gaap

Adjustments To Additional Paid In Capital Sharebased Compensation Requisite Service Period Recognition Value

AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue

771000

USD

CY2017

us-gaap

Adjustments To Additional Paid In Capital Sharebased Compensation Requisite Service Period Recognition Value

AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue

1183000

USD

CY2018Q1

us-gaap

Adjustments To Additional Paid In Capital Sharebased Compensation Requisite Service Period Recognition Value

AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue

799000

USD

CY2018Q2

us-gaap

Adjustments To Additional Paid In Capital Sharebased Compensation Requisite Service Period Recognition Value

AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue

619000

USD

CY2018Q3

us-gaap

Adjustments To Additional Paid In Capital Sharebased Compensation Requisite Service Period Recognition Value

AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue

545000

USD

CY2018Q4

us-gaap

Adjustments To Additional Paid In Capital Sharebased Compensation Requisite Service Period Recognition Value

AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue

700000

USD

CY2018

us-gaap

Adjustments To Additional Paid In Capital Sharebased Compensation Requisite Service Period Recognition Value

AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue

2663000

USD

CY2016Q4

us-gaap

Allowance For Doubtful Accounts Receivable

AllowanceForDoubtfulAccountsReceivable

10082000

USD

CY2017Q4

us-gaap

Allowance For Doubtful Accounts Receivable

AllowanceForDoubtfulAccountsReceivable

6227000

USD

CY2018Q4

us-gaap

Allowance For Doubtful Accounts Receivable

AllowanceForDoubtfulAccountsReceivable

5730000

USD

CY2017Q4

us-gaap

Allowance For Doubtful Accounts Receivable Current

AllowanceForDoubtfulAccountsReceivableCurrent

1820000

USD

CY2018Q4

us-gaap

Allowance For Doubtful Accounts Receivable Current

AllowanceForDoubtfulAccountsReceivableCurrent

2596000

USD

CY2017

us-gaap

Allowance For Doubtful Accounts Receivable Write Offs

AllowanceForDoubtfulAccountsReceivableWriteOffs

4276000

USD

CY2018

us-gaap

Allowance For Doubtful Accounts Receivable Write Offs

AllowanceForDoubtfulAccountsReceivableWriteOffs

2650000

USD

CY2017Q1

us-gaap

Amortization Of Intangible Assets

AmortizationOfIntangibleAssets

1209000

USD

CY2017Q2

us-gaap

Amortization Of Intangible Assets

AmortizationOfIntangibleAssets

1209000

USD

CY2017Q3

us-gaap

Amortization Of Intangible Assets

AmortizationOfIntangibleAssets

1210000

USD

CY2017Q4

us-gaap

Amortization Of Intangible Assets

AmortizationOfIntangibleAssets

1210000

USD

CY2017

us-gaap

Amortization Of Intangible Assets

AmortizationOfIntangibleAssets

4838000

USD

CY2018Q1

us-gaap

Amortization Of Intangible Assets

AmortizationOfIntangibleAssets

1045000

USD

CY2018Q2

us-gaap

Amortization Of Intangible Assets

AmortizationOfIntangibleAssets

1321000

USD

CY2018Q3

us-gaap

Amortization Of Intangible Assets

AmortizationOfIntangibleAssets

1321000

USD

CY2018Q4

us-gaap

Amortization Of Intangible Assets

AmortizationOfIntangibleAssets

1321000

USD

CY2018

us-gaap

Amortization Of Intangible Assets

AmortizationOfIntangibleAssets

5008000

USD

CY2017

us-gaap

Antidilutive Securities Excluded From Computation Of Earnings Per Share Amount

AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount

6300000

shares

CY2018

us-gaap

Antidilutive Securities Excluded From Computation Of Earnings Per Share Amount

AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount

3900000

shares

CY2017Q3

us-gaap

Asset Impairment Charges

AssetImpairmentCharges

0

USD

CY2017Q4

us-gaap

Asset Impairment Charges

AssetImpairmentCharges

1000

USD

CY2017

us-gaap

Asset Impairment Charges

AssetImpairmentCharges

1000

USD

CY2018Q1

us-gaap

Asset Impairment Charges

AssetImpairmentCharges

0

USD

CY2018Q2

us-gaap

Asset Impairment Charges

AssetImpairmentCharges

0

USD

CY2018Q3

us-gaap

Asset Impairment Charges

AssetImpairmentCharges

0

USD

CY2018Q4

us-gaap

Asset Impairment Charges

AssetImpairmentCharges

2200000

USD

CY2018Q4

us-gaap

Asset Impairment Charges

AssetImpairmentCharges

2234000

USD

CY2018

us-gaap

Asset Impairment Charges

AssetImpairmentCharges

2234000

USD

CY2018Q4

us-gaap

Assets

289882000

USD

CY2017Q1

us-gaap

Assets Current

AssetsCurrent

184053000

USD

CY2018Q4

us-gaap

Cash And Cash Equivalents At Carrying Value

CashAndCashEquivalentsAtCarryingValue

54000

USD

CY2018Q2

us-gaap

Asset Retirement Obligation

AssetRetirementObligation

1300000

USD

CY2017Q1

us-gaap

Assets

262990000

USD

CY2017Q2

us-gaap

Assets

251470000

USD

CY2017Q3

us-gaap

Assets

266507000

USD

CY2017Q4

us-gaap

Assets

247019000

USD

CY2018Q1

us-gaap

Assets

248573000

USD

CY2018Q2

us-gaap

Assets

274117000

USD

CY2018Q3

us-gaap

Assets

292691000

USD

CY2017Q2

us-gaap

Assets Current

AssetsCurrent

174457000

USD

CY2017Q3

us-gaap

Assets Current

AssetsCurrent

189262000

USD

CY2017Q4

us-gaap

Assets Current

AssetsCurrent

170761000

USD

CY2018Q1

us-gaap

Assets Current

AssetsCurrent

172132000

USD

CY2018Q2

us-gaap

Assets Current

AssetsCurrent

193945000

USD

CY2018Q3

us-gaap

Assets Current

AssetsCurrent

213968000

USD

CY2018Q4

us-gaap

Assets Current

AssetsCurrent

216029000

USD

CY2017Q1

us-gaap

Business Combination Contingent Consideration Liability Current

BusinessCombinationContingentConsiderationLiabilityCurrent

30000

USD

CY2017Q2

us-gaap

Business Combination Contingent Consideration Liability Current

BusinessCombinationContingentConsiderationLiabilityCurrent

29000

USD

CY2017Q3

us-gaap

Business Combination Contingent Consideration Liability Current

BusinessCombinationContingentConsiderationLiabilityCurrent

20000

USD

CY2018Q4

us-gaap

Capital Lease Obligations

CapitalLeaseObligations

400000

USD

CY2018Q4

us-gaap

Capital Leases Future Minimum Payments Due

CapitalLeasesFutureMinimumPaymentsDue

273000

USD

CY2018Q4

us-gaap

Capital Leases Future Minimum Payments Due Current

CapitalLeasesFutureMinimumPaymentsDueCurrent

80000

USD

CY2018Q4

us-gaap

Capital Leases Future Minimum Payments Due In Five Years

CapitalLeasesFutureMinimumPaymentsDueInFiveYears

13000

USD

CY2018Q4

us-gaap

Capital Leases Future Minimum Payments Due In Four Years

CapitalLeasesFutureMinimumPaymentsDueInFourYears

50000

USD

CY2018Q4

us-gaap

Capital Leases Future Minimum Payments Due In Three Years

CapitalLeasesFutureMinimumPaymentsDueInThreeYears

67000

USD

CY2018Q4

us-gaap

Capital Leases Future Minimum Payments Due In Two Years

CapitalLeasesFutureMinimumPaymentsDueInTwoYears

63000

USD

CY2018Q4

us-gaap

Capital Leases Future Minimum Payments Due Thereafter

CapitalLeasesFutureMinimumPaymentsDueThereafter

0

USD

CY2017Q1

us-gaap

Cash And Cash Equivalents At Carrying Value

CashAndCashEquivalentsAtCarryingValue

342000

USD

CY2017Q2

us-gaap

Cash And Cash Equivalents At Carrying Value

CashAndCashEquivalentsAtCarryingValue

0

USD

CY2017Q3

us-gaap

Cash And Cash Equivalents At Carrying Value

CashAndCashEquivalentsAtCarryingValue

0

USD

CY2017Q4

us-gaap

Cash And Cash Equivalents At Carrying Value

CashAndCashEquivalentsAtCarryingValue

0

USD

CY2018Q1

us-gaap

Cash And Cash Equivalents At Carrying Value

CashAndCashEquivalentsAtCarryingValue

0

USD

CY2018Q2

us-gaap

Cash And Cash Equivalents At Carrying Value

CashAndCashEquivalentsAtCarryingValue

2000

USD

CY2018Q3

us-gaap

Cash And Cash Equivalents At Carrying Value

CashAndCashEquivalentsAtCarryingValue

2014000

USD

CY2016Q4

us-gaap

Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents

CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents

2292000

USD

CY2017Q1

us-gaap

Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents

CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents

342000

USD

CY2017Q2

us-gaap

Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents

CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents

0

USD

CY2017Q3

us-gaap

Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents

CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents

0

USD

CY2017Q4

us-gaap

Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents

CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents

0

USD

CY2018Q1

us-gaap

Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents

CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents

0

USD

CY2018Q2

us-gaap

Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents

CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents

2000

USD

CY2018Q3

us-gaap

Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents

CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents

2014000

USD

CY2018

us-gaap

Cost Of Goods And Services Sold

CostOfGoodsAndServicesSold

437269000

USD

CY2018Q4

us-gaap

Contract With Customer Liability Noncurrent

ContractWithCustomerLiabilityNoncurrent

14611000

USD

CY2018Q1

us-gaap

Contract With Customer Liability Noncurrent

ContractWithCustomerLiabilityNoncurrent

2767000

USD

CY2018

us-gaap

Contract With Customer Performance Obligation Satisfied In Previous Period

ContractWithCustomerPerformanceObligationSatisfiedInPreviousPeriod

1200000

USD

CY2017Q1

us-gaap

Cost Of Goods And Services Sold

CostOfGoodsAndServicesSold

74497000

USD

CY2017Q2

us-gaap

Cost Of Goods And Services Sold

CostOfGoodsAndServicesSold

88443000

USD

CY2017Q3

us-gaap

Cost Of Goods And Services Sold

CostOfGoodsAndServicesSold

86702000

USD

CY2018Q4

us-gaap

Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents

CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents

54000

USD

CY2017Q1

us-gaap

Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Period Increase Decrease Including Exchange Rate Effect

CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect

-1950000

USD

us-gaap

Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Period Increase Decrease Including Exchange Rate Effect

CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect

-2292000

USD

us-gaap

Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Period Increase Decrease Including Exchange Rate Effect

CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect

-2292000

USD

CY2017

us-gaap

Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Period Increase Decrease Including Exchange Rate Effect

CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect

-2292000

USD

CY2018Q1

us-gaap

Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Period Increase Decrease Including Exchange Rate Effect

CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect

0

USD

us-gaap

Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Period Increase Decrease Including Exchange Rate Effect

CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect

2000

USD

us-gaap

Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Period Increase Decrease Including Exchange Rate Effect

CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect

2014000

USD

CY2018

us-gaap

Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Period Increase Decrease Including Exchange Rate Effect

CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect

54000

USD

CY2017Q4

us-gaap

Common Stock Par Or Stated Value Per Share

CommonStockParOrStatedValuePerShare

0.001

CY2018Q4

us-gaap

Common Stock Par Or Stated Value Per Share

CommonStockParOrStatedValuePerShare

0.001

CY2017Q4

us-gaap

Common Stock Shares Authorized

CommonStockSharesAuthorized

50000000

shares

CY2018Q4

us-gaap

Common Stock Shares Authorized

CommonStockSharesAuthorized

50000000

shares

CY2016Q4

us-gaap

Common Stock Shares Issued

CommonStockSharesIssued

11567000

shares

CY2017Q4

us-gaap

Common Stock Shares Issued

CommonStockSharesIssued

19067000

shares

CY2018Q4

us-gaap

Common Stock Shares Issued

CommonStockSharesIssued

19067000

shares

CY2016Q4

us-gaap

Common Stock Shares Outstanding

CommonStockSharesOutstanding

10922000

shares

CY2017Q4

us-gaap

Common Stock Shares Outstanding

CommonStockSharesOutstanding

18433000

shares

CY2018Q4

us-gaap

Common Stock Shares Outstanding

CommonStockSharesOutstanding

18638000

shares

CY2017Q1

us-gaap

Common Stock Value

CommonStockValue

14000

USD

CY2017Q2

us-gaap

Common Stock Value

CommonStockValue

14000

USD

CY2017Q3

us-gaap

Common Stock Value

CommonStockValue

14000

USD

CY2017Q4

us-gaap

Common Stock Value

CommonStockValue

19000

USD

CY2018Q1

us-gaap

Common Stock Value

CommonStockValue

19000

USD

CY2018Q2

us-gaap

Common Stock Value

CommonStockValue

19000

USD

CY2018Q3

us-gaap

Common Stock Value

CommonStockValue

19000

USD

CY2018Q4

us-gaap

Common Stock Value

CommonStockValue

19000

USD

CY2018Q4

us-gaap

Contract With Customer Asset Gross Current

ContractWithCustomerAssetGrossCurrent

2926000

USD

CY2018Q1

us-gaap

Contract With Customer Asset Gross Current

ContractWithCustomerAssetGrossCurrent

6166000

USD

CY2018Q4

us-gaap

Contract With Customer Asset Net Current

ContractWithCustomerAssetNetCurrent

2926000

USD

CY2017Q4

us-gaap

Contract With Customer Liability

ContractWithCustomerLiability

2822000

USD

CY2018Q4

us-gaap

Contract With Customer Liability

ContractWithCustomerLiability

4897000

USD

CY2018Q4

us-gaap

Contract With Customer Liability Current

ContractWithCustomerLiabilityCurrent

4897000

USD

CY2018Q1

us-gaap

Contract With Customer Liability Current

ContractWithCustomerLiabilityCurrent

1299000

USD

CY2017Q4

us-gaap

Cost Of Goods And Services Sold

CostOfGoodsAndServicesSold

115981000

USD

CY2017

us-gaap

Cost Of Goods And Services Sold

CostOfGoodsAndServicesSold

365623000

USD

CY2018Q1

us-gaap

Cost Of Goods And Services Sold

CostOfGoodsAndServicesSold

84540000

USD

CY2018Q2

us-gaap

Cost Of Goods And Services Sold

CostOfGoodsAndServicesSold

109006000

USD

CY2018Q3

us-gaap

Cost Of Goods And Services Sold

CostOfGoodsAndServicesSold

117510000

USD

CY2018Q4

us-gaap

Cost Of Goods And Services Sold

CostOfGoodsAndServicesSold

126213000

USD

CY2017Q4

us-gaap

Deferred Tax Assets Goodwill And Intangible Assets

DeferredTaxAssetsGoodwillAndIntangibleAssets

1734000

USD

CY2018Q4

us-gaap

Deferred Tax Assets Goodwill And Intangible Assets

DeferredTaxAssetsGoodwillAndIntangibleAssets

2240000

USD

CY2017Q4

us-gaap

Deferred Tax Assets Gross

DeferredTaxAssetsGross

32954000

USD

CY2017

us-gaap

Current Federal Tax Expense Benefit

CurrentFederalTaxExpenseBenefit

127000

USD

CY2018

us-gaap

Current Federal Tax Expense Benefit

CurrentFederalTaxExpenseBenefit

198000

USD

CY2017

us-gaap

Current Income Tax Expense Benefit

CurrentIncomeTaxExpenseBenefit

204000

USD

CY2018

us-gaap

Current Income Tax Expense Benefit

CurrentIncomeTaxExpenseBenefit

225000

USD

CY2017

us-gaap

Current State And Local Tax Expense Benefit

CurrentStateAndLocalTaxExpenseBenefit

77000

USD

CY2018

us-gaap

Current State And Local Tax Expense Benefit

CurrentStateAndLocalTaxExpenseBenefit

27000

USD

CY2018Q4

us-gaap

Debt Instrument Carrying Amount

DebtInstrumentCarryingAmount

55000000

USD

CY2017Q4

us-gaap

Debt Instrument Convertible Conversion Price1

DebtInstrumentConvertibleConversionPrice1

4.85

CY2018Q4

us-gaap

Decrease In Unrecognized Tax Benefits Is Reasonably Possible

DecreaseInUnrecognizedTaxBenefitsIsReasonablyPossible

100000

USD

CY2017

us-gaap

Deferred Federal Income Tax Expense Benefit

DeferredFederalIncomeTaxExpenseBenefit

100000

USD

CY2018

us-gaap

Deferred Federal Income Tax Expense Benefit

DeferredFederalIncomeTaxExpenseBenefit

-149000

USD

CY2017Q4

us-gaap

Deferred Finance Costs Gross

DeferredFinanceCostsGross

561000

USD

CY2018Q4

us-gaap

Deferred Finance Costs Gross

DeferredFinanceCostsGross

288000

USD

CY2017Q4

us-gaap

Deferred Finance Costs Net

DeferredFinanceCostsNet

900000

USD

CY2018Q4

us-gaap

Deferred Finance Costs Net

DeferredFinanceCostsNet

1000000

USD

CY2017Q1

us-gaap

Deferred Income Tax Expense Benefit

DeferredIncomeTaxExpenseBenefit

469000

USD

us-gaap

Deferred Income Tax Expense Benefit

DeferredIncomeTaxExpenseBenefit

602000

USD

us-gaap

Deferred Income Tax Expense Benefit

DeferredIncomeTaxExpenseBenefit

746000

USD

CY2017

us-gaap

Deferred Income Tax Expense Benefit

DeferredIncomeTaxExpenseBenefit

239000

USD

CY2018Q1

us-gaap

Deferred Income Tax Expense Benefit

DeferredIncomeTaxExpenseBenefit

-276000

USD

us-gaap

Deferred Income Tax Expense Benefit

DeferredIncomeTaxExpenseBenefit

-208000

USD

us-gaap

Deferred Income Tax Expense Benefit

DeferredIncomeTaxExpenseBenefit

-87000

USD

CY2018

us-gaap

Deferred Income Tax Expense Benefit

DeferredIncomeTaxExpenseBenefit

-56000

USD

CY2017Q4

us-gaap

Deferred Income Tax Liabilities

DeferredIncomeTaxLiabilities

1665000

USD

CY2018Q4

us-gaap

Deferred Income Tax Liabilities

DeferredIncomeTaxLiabilities

2142000

USD

CY2017Q1

us-gaap

Deferred Income Tax Liabilities Net

DeferredIncomeTaxLiabilitiesNet

933000

USD

CY2017Q2

us-gaap

Deferred Income Tax Liabilities Net

DeferredIncomeTaxLiabilitiesNet

1066000

USD

CY2017Q3

us-gaap

Deferred Income Tax Liabilities Net

DeferredIncomeTaxLiabilitiesNet

1210000

USD

CY2017Q4

us-gaap

Deferred Income Tax Liabilities Net

DeferredIncomeTaxLiabilitiesNet

703000

USD

CY2018Q1

us-gaap

Deferred Income Tax Liabilities Net

DeferredIncomeTaxLiabilitiesNet

427000

USD

CY2018Q2

us-gaap

Deferred Income Tax Liabilities Net

DeferredIncomeTaxLiabilitiesNet

495000

USD

CY2018Q3

us-gaap

Deferred Income Tax Liabilities Net

DeferredIncomeTaxLiabilitiesNet

616000

USD

CY2018Q4

us-gaap

Deferred Income Tax Liabilities Net

DeferredIncomeTaxLiabilitiesNet

647000

USD

CY2017

us-gaap

Deferred State And Local Income Tax Expense Benefit

DeferredStateAndLocalIncomeTaxExpenseBenefit

139000

USD

CY2018

us-gaap

Deferred State And Local Income Tax Expense Benefit

DeferredStateAndLocalIncomeTaxExpenseBenefit

93000

USD

CY2017Q4

us-gaap

Deferred Tax Assets Deferred Income

DeferredTaxAssetsDeferredIncome

339000

USD

CY2018Q4

us-gaap

Deferred Tax Assets Deferred Income

DeferredTaxAssetsDeferredIncome

495000

USD

CY2018Q4

us-gaap

Deferred Tax Assets Gross

DeferredTaxAssetsGross

45900000

USD

CY2017Q4

us-gaap

Deferred Tax Assets In Process Research And Development

DeferredTaxAssetsInProcessResearchAndDevelopment

1090000

USD

CY2018Q4

us-gaap

Deferred Tax Assets In Process Research And Development

DeferredTaxAssetsInProcessResearchAndDevelopment

770000

USD

CY2017Q4

us-gaap

Deferred Tax Assets Inventory

DeferredTaxAssetsInventory

2560000

USD

CY2018Q4

us-gaap

Deferred Tax Assets Inventory

DeferredTaxAssetsInventory

2203000

USD

CY2017Q4

us-gaap

Deferred Tax Assets Net

DeferredTaxAssetsNet

962000

USD

us-gaap

Depreciation

2524000

USD

CY2018Q4

us-gaap

Deferred Tax Assets Net

DeferredTaxAssetsNet

1495000

USD

CY2017Q4

us-gaap

Deferred Tax Assets Operating Loss Carryforwards

DeferredTaxAssetsOperatingLossCarryforwards

15399000

USD

CY2018Q4

us-gaap

Deferred Tax Assets Operating Loss Carryforwards

DeferredTaxAssetsOperatingLossCarryforwards

19006000

USD

CY2018Q4

us-gaap

Deferred Tax Assets Operating Loss Carryforwards Domestic

DeferredTaxAssetsOperatingLossCarryforwardsDomestic

13600000

USD

CY2018Q4

us-gaap

Deferred Tax Assets Operating Loss Carryforwards State And Local

DeferredTaxAssetsOperatingLossCarryforwardsStateAndLocal

5400000

USD

CY2017Q4

us-gaap

Deferred Tax Assets Other

DeferredTaxAssetsOther

152000

USD

CY2018Q4

us-gaap

Deferred Tax Assets Other

DeferredTaxAssetsOther

2490000

USD

CY2017Q4

us-gaap

Deferred Tax Assets Tax Credit Carryforwards Research

DeferredTaxAssetsTaxCreditCarryforwardsResearch

2806000

USD

CY2018Q4

us-gaap

Deferred Tax Assets Tax Credit Carryforwards Research

DeferredTaxAssetsTaxCreditCarryforwardsResearch

3858000

USD

CY2017Q4

us-gaap

Deferred Tax Assets Tax Deferred Expense Compensation And Benefits Employee Compensation

DeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefitsEmployeeCompensation

351000

USD

CY2018Q4

us-gaap

Deferred Tax Assets Tax Deferred Expense Compensation And Benefits Employee Compensation

DeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefitsEmployeeCompensation

413000

USD

CY2017Q4

us-gaap

Deferred Tax Assets Tax Deferred Expense Compensation And Benefits Share Based Compensation Cost

DeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefitsShareBasedCompensationCost

645000

USD

CY2018Q4

us-gaap

Deferred Tax Assets Tax Deferred Expense Compensation And Benefits Share Based Compensation Cost

DeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefitsShareBasedCompensationCost

649000

USD

CY2017Q4

us-gaap

Deferred Tax Assets Tax Deferred Expense Reserves And Accruals Allowance For Doubtful Accounts

DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsAllowanceForDoubtfulAccounts

596000

USD

CY2018Q4

us-gaap

Deferred Tax Assets Tax Deferred Expense Reserves And Accruals Allowance For Doubtful Accounts

DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsAllowanceForDoubtfulAccounts

840000

USD

CY2017Q4

us-gaap

Deferred Tax Assets Tax Deferred Expense Reserves And Accruals Other

DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsOther

2906000

USD

CY2018Q4

us-gaap

Deferred Tax Assets Tax Deferred Expense Reserves And Accruals Other

DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsOther

5281000

USD

CY2017Q4

us-gaap

Deferred Tax Assets Tax Deferred Expense Reserves And Accruals Warranty Reserves

DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsWarrantyReserves

3387000

USD

CY2018Q4

us-gaap

Deferred Tax Assets Tax Deferred Expense Reserves And Accruals Warranty Reserves

DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsWarrantyReserves

5732000

USD

CY2016Q2

us-gaap

Deferred Tax Assets Valuation Allowance

DeferredTaxAssetsValuationAllowance

17800000

USD

CY2017Q4

us-gaap

Deferred Tax Assets Valuation Allowance

DeferredTaxAssetsValuationAllowance

31992000

USD

CY2017Q4

us-gaap

Deferred Tax Assets Valuation Allowance

DeferredTaxAssetsValuationAllowance

32000000

USD

CY2018Q4

us-gaap

Deferred Tax Assets Valuation Allowance

DeferredTaxAssetsValuationAllowance

44400000

USD

CY2018Q4

us-gaap

Deferred Tax Assets Valuation Allowance

DeferredTaxAssetsValuationAllowance

44405000

USD

CY2017Q4

us-gaap

Deferred Tax Liabilities

DeferredTaxLiabilities

700000

USD

CY2017Q4

us-gaap

Deferred Tax Liabilities

DeferredTaxLiabilities

703000

USD

CY2018Q4

us-gaap

Deferred Tax Liabilities

DeferredTaxLiabilities

647000

USD

CY2018Q4

us-gaap

Deferred Tax Liabilities

DeferredTaxLiabilities

600000

USD

CY2017Q4

us-gaap

Deferred Tax Liabilities Property Plant And Equipment

DeferredTaxLiabilitiesPropertyPlantAndEquipment

1665000

USD

CY2018Q4

us-gaap

Deferred Tax Liabilities Property Plant And Equipment

DeferredTaxLiabilitiesPropertyPlantAndEquipment

2142000

USD

CY2017

us-gaap

Defined Contribution Plan Cost Recognized

DefinedContributionPlanCostRecognized

100000

USD

CY2018

us-gaap

Defined Contribution Plan Cost Recognized

DefinedContributionPlanCostRecognized

0

USD

CY2017Q1

us-gaap

Depreciation

1172000

USD

us-gaap

Depreciation

2342000

USD

us-gaap

Depreciation

3502000

USD

CY2017

us-gaap

Depreciation

4634000

USD

CY2018Q1

us-gaap

Depreciation

1196000

USD

us-gaap

Depreciation

3849000

USD

CY2018

us-gaap

Depreciation

5196000

USD

CY2017Q4

us-gaap

Derivative Liabilities Current

DerivativeLiabilitiesCurrent

0

USD

CY2018Q1

us-gaap

Derivative Liabilities Current

DerivativeLiabilitiesCurrent

0

USD

CY2018Q2

us-gaap

Derivative Liabilities Current

DerivativeLiabilitiesCurrent

33700000

USD

CY2018Q3

us-gaap

Derivative Liabilities Current

DerivativeLiabilitiesCurrent

43900000

USD

CY2018Q4

us-gaap

Derivative Liabilities Current

DerivativeLiabilitiesCurrent

35100000

USD

us-gaap

Increase Decrease In Accrued Liabilities

IncreaseDecreaseInAccruedLiabilities

3826000

USD

CY2017Q1

us-gaap

Derivative Liabilities Noncurrent

DerivativeLiabilitiesNoncurrent

20700000

USD

CY2017Q1

us-gaap

Earnings Per Share Basic

EarningsPerShareBasic

-2.23

CY2018

us-gaap

Effective Income Tax Rate Reconciliation Change In Deferred Tax Assets Valuation Allowance

EffectiveIncomeTaxRateReconciliationChangeInDeferredTaxAssetsValuationAllowance

-0.235

CY2017Q2

us-gaap

Derivative Liabilities Noncurrent

DerivativeLiabilitiesNoncurrent

21500000

USD

CY2017Q3

us-gaap

Derivative Liabilities Noncurrent

DerivativeLiabilitiesNoncurrent

23200000

USD

CY2017Q4

us-gaap

Derivative Liabilities Noncurrent

DerivativeLiabilitiesNoncurrent

24700000

USD

CY2018Q1

us-gaap

Derivative Liabilities Noncurrent

DerivativeLiabilitiesNoncurrent

27200000

USD

CY2018Q2

us-gaap

Derivative Liabilities Noncurrent

DerivativeLiabilitiesNoncurrent

0

USD

CY2018Q3

us-gaap

Derivative Liabilities Noncurrent

DerivativeLiabilitiesNoncurrent

0

USD

CY2018Q4

us-gaap

Derivative Liabilities Noncurrent

DerivativeLiabilitiesNoncurrent

0

USD

CY2017Q2

us-gaap

Dividends Preferred Stock Cash

DividendsPreferredStockCash

3190000

USD

CY2017Q3

us-gaap

Dividends Preferred Stock Cash

DividendsPreferredStockCash

3603000

USD

CY2017Q4

us-gaap

Dividends Preferred Stock Cash

DividendsPreferredStockCash

31067000

USD

CY2017

us-gaap

Dividends Preferred Stock Cash

DividendsPreferredStockCash

37860000

USD

CY2017Q2

us-gaap

Earnings Per Share Basic

EarningsPerShareBasic

-0.80

CY2017Q3

us-gaap

Earnings Per Share Basic

EarningsPerShareBasic

-0.94

CY2017Q4

us-gaap

Earnings Per Share Basic

EarningsPerShareBasic

-2.22

CY2017

us-gaap

Earnings Per Share Basic

EarningsPerShareBasic

-6.20

CY2018Q1

us-gaap

Earnings Per Share Basic

EarningsPerShareBasic

-0.77

CY2018Q2

us-gaap

Earnings Per Share Basic

EarningsPerShareBasic

-0.63

CY2018Q3

us-gaap

Earnings Per Share Basic

EarningsPerShareBasic

-1.01

CY2018Q4

us-gaap

Earnings Per Share Basic

EarningsPerShareBasic

-0.53

CY2018

us-gaap

Earnings Per Share Basic

EarningsPerShareBasic

-2.94

CY2017Q1

us-gaap

Earnings Per Share Diluted

EarningsPerShareDiluted

-2.23

CY2017Q2

us-gaap

Earnings Per Share Diluted

EarningsPerShareDiluted

-0.80

CY2017Q3

us-gaap

Earnings Per Share Diluted

EarningsPerShareDiluted

-0.94

CY2017Q4

us-gaap

Earnings Per Share Diluted

EarningsPerShareDiluted

-2.22

CY2017

us-gaap

Earnings Per Share Diluted

EarningsPerShareDiluted

-6.20

CY2018Q1

us-gaap

Earnings Per Share Diluted

EarningsPerShareDiluted

-0.77

CY2018Q2

us-gaap

Earnings Per Share Diluted

EarningsPerShareDiluted

-0.63

CY2018Q3

us-gaap

Earnings Per Share Diluted

EarningsPerShareDiluted

-1.01

CY2018Q4

us-gaap

Earnings Per Share Diluted

EarningsPerShareDiluted

-0.84

CY2018

us-gaap

Earnings Per Share Diluted

EarningsPerShareDiluted

-2.94

CY2017

us-gaap

Effective Income Tax Rate Continuing Operations

EffectiveIncomeTaxRateContinuingOperations

-0.009

CY2018

us-gaap

Effective Income Tax Rate Continuing Operations

EffectiveIncomeTaxRateContinuingOperations

-0.003

CY2017

us-gaap

Effective Income Tax Rate Reconciliation At Federal Statutory Income Tax Rate

EffectiveIncomeTaxRateReconciliationAtFederalStatutoryIncomeTaxRate

0.340

CY2018

us-gaap

Effective Income Tax Rate Reconciliation At Federal Statutory Income Tax Rate

EffectiveIncomeTaxRateReconciliationAtFederalStatutoryIncomeTaxRate

0.210

CY2017

us-gaap

Effective Income Tax Rate Reconciliation Change In Deferred Tax Assets Valuation Allowance

EffectiveIncomeTaxRateReconciliationChangeInDeferredTaxAssetsValuationAllowance

-0.104

CY2017

us-gaap

Effective Income Tax Rate Reconciliation Change In Enacted Tax Rate

EffectiveIncomeTaxRateReconciliationChangeInEnactedTaxRate

-0.231

CY2018

us-gaap

Effective Income Tax Rate Reconciliation Change In Enacted Tax Rate

EffectiveIncomeTaxRateReconciliationChangeInEnactedTaxRate

0.000

CY2017

us-gaap

Effective Income Tax Rate Reconciliation Other Reconciling Items Percent

EffectiveIncomeTaxRateReconciliationOtherReconcilingItemsPercent

-0.005

CY2018

us-gaap

Effective Income Tax Rate Reconciliation Other Reconciling Items Percent

EffectiveIncomeTaxRateReconciliationOtherReconcilingItemsPercent

-0.001

CY2017

us-gaap

Effective Income Tax Rate Reconciliation State And Local Income Taxes

EffectiveIncomeTaxRateReconciliationStateAndLocalIncomeTaxes

0.048

CY2018

us-gaap

Effective Income Tax Rate Reconciliation State And Local Income Taxes

EffectiveIncomeTaxRateReconciliationStateAndLocalIncomeTaxes

0.032

CY2017

us-gaap

Effective Income Tax Rate Reconciliation Tax Credits Other

EffectiveIncomeTaxRateReconciliationTaxCreditsOther

-0.009

CY2018

us-gaap

Effective Income Tax Rate Reconciliation Tax Credits Other

EffectiveIncomeTaxRateReconciliationTaxCreditsOther

-0.017

CY2017

us-gaap

Effective Income Tax Rate Reconciliation Tax Credits Research

EffectiveIncomeTaxRateReconciliationTaxCreditsResearch

-0.009

CY2018

us-gaap

Effective Income Tax Rate Reconciliation Tax Credits Research

EffectiveIncomeTaxRateReconciliationTaxCreditsResearch

-0.019

CY2017

us-gaap

Effective Income Tax Rate Reconciliation Tax Settlements

EffectiveIncomeTaxRateReconciliationTaxSettlements

-0.042

CY2018

us-gaap

Effective Income Tax Rate Reconciliation Tax Settlements

EffectiveIncomeTaxRateReconciliationTaxSettlements

0.000

CY2017Q4

us-gaap

Estimated Insurance Recoveries

EstimatedInsuranceRecoveries

10563000

USD

CY2018Q4

us-gaap

Estimated Insurance Recoveries

EstimatedInsuranceRecoveries

15989000

USD

CY2017Q1

us-gaap

Fair Value Adjustment Of Warrants

FairValueAdjustmentOfWarrants

0

USD

us-gaap

Fair Value Adjustment Of Warrants

FairValueAdjustmentOfWarrants

800000

USD

us-gaap

Fair Value Adjustment Of Warrants

FairValueAdjustmentOfWarrants

2500000

USD

CY2017

us-gaap

Fair Value Adjustment Of Warrants

FairValueAdjustmentOfWarrants

4000000

USD

CY2018Q1

us-gaap

Fair Value Adjustment Of Warrants

FairValueAdjustmentOfWarrants

2500000

USD

us-gaap

Fair Value Adjustment Of Warrants

FairValueAdjustmentOfWarrants

9000000

USD

us-gaap

Fair Value Adjustment Of Warrants

FairValueAdjustmentOfWarrants

19200000

USD

CY2018

us-gaap

Fair Value Adjustment Of Warrants

FairValueAdjustmentOfWarrants

10400000

USD

CY2017Q4

us-gaap

Finite Lived Intangible Assets Accumulated Amortization

FiniteLivedIntangibleAssetsAccumulatedAmortization

16149000

USD

CY2018Q4

us-gaap

Finite Lived Intangible Assets Accumulated Amortization

FiniteLivedIntangibleAssetsAccumulatedAmortization

20330000

USD

CY2018Q4

us-gaap

Finite Lived Intangible Assets Amortization Expense After Year Five

FiniteLivedIntangibleAssetsAmortizationExpenseAfterYearFive

3914000

USD

CY2018Q4

us-gaap

Finite Lived Intangible Assets Amortization Expense Next Twelve Months

FiniteLivedIntangibleAssetsAmortizationExpenseNextTwelveMonths

3638000

USD

CY2018Q4

us-gaap

Finite Lived Intangible Assets Amortization Expense Year Five

FiniteLivedIntangibleAssetsAmortizationExpenseYearFive

1746000

USD

CY2018Q4

us-gaap

Finite Lived Intangible Assets Amortization Expense Year Four

FiniteLivedIntangibleAssetsAmortizationExpenseYearFour

2124000

USD

CY2018Q4

us-gaap

Finite Lived Intangible Assets Amortization Expense Year Three

FiniteLivedIntangibleAssetsAmortizationExpenseYearThree

2535000

USD

CY2018Q4

us-gaap

Finite Lived Intangible Assets Amortization Expense Year Two

FiniteLivedIntangibleAssetsAmortizationExpenseYearTwo

3053000

USD

CY2017Q4

us-gaap

Finite Lived Intangible Assets Gross

FiniteLivedIntangibleAssetsGross

37640000

USD

CY2018Q4

us-gaap

Finite Lived Intangible Assets Gross

FiniteLivedIntangibleAssetsGross

37340000

USD

CY2017Q4

us-gaap

Finite Lived Intangible Assets Net

FiniteLivedIntangibleAssetsNet

21491000

USD

CY2018Q4

us-gaap

Finite Lived Intangible Assets Net

FiniteLivedIntangibleAssetsNet

17010000

USD

CY2017Q1

us-gaap

Gain Loss On Derivative Instruments Net Pretax