$STAA
STAAR Surgical Co Stock $staa

$staa Overview Financials Valuation SEC Filings Company Website

2017 Form 10-K Financial Statement

#000114420418011838 Filed on February 28, 2018

Income Statement

Concept	2017	2016 Q4	2016 Q3
Revenue	$90.61M	$22.14M	$20.05M
YoY Change	9.92%	18.06%	7.48%
Cost Of Revenue	$26.33M	$6.260M	$5.180M
YoY Change	9.43%	5.19%	-17.73%
Gross Profit	$64.28M	$15.88M	$14.87M
YoY Change	10.13%	24.06%	20.31%
Gross Profit Margin	70.94%	71.73%	74.17%
Selling, General & Admin	$67.91M	$10.35M	$16.77M
YoY Change	-4.38%	-30.17%	18.89%
% of Gross Profit	105.65%	65.18%	112.75%
Research & Development	$20.04M	$4.280M	$4.453M
YoY Change	-3.02%	16.18%	25.93%
% of Gross Profit	31.18%	26.96%	29.94%
Depreciation & Amortization	$3.133M	$790.0K	$710.0K
YoY Change	17.61%	29.51%	29.09%
% of Gross Profit	4.87%	4.98%	4.77%
Operating Expenses	$87.96M	$14.62M	$16.59M
YoY Change	-4.08%	-20.99%	-5.97%
Operating Profit	-$3.631M	$1.258M	-$1.715M
YoY Change	-71.31%	-162.22%	-1.61%
Interest Expense	$112.0K	-$190.0K	$29.00K
YoY Change	0.0%	-755.17%	-12.12%
% of Operating Profit		-15.1%
Other Income/Expense, Net	$1.335M	$110.0K	$8.000K
YoY Change	532.7%	-57.53%	-97.31%
Pretax Income	-$2.296M	$1.180M	-$1.707M
YoY Change	-81.55%	-166.93%	18.05%
Income Tax	-$157.0K	$1.350M	$71.00K
% Of Pretax Income		114.41%
Net Earnings	-$2.139M	-$167.0K	-$1.778M
YoY Change	-82.36%	-90.47%	11.19%
Net Earnings / Revenue	-2.36%	-0.75%	-8.87%
Basic Earnings Per Share	-$0.05		-$0.04
Diluted Earnings Per Share	-$0.05	-$4.183K	-$0.04
COMMON SHARES
Basic Shares Outstanding	41.00M	40.61M shares	40.49M shares
Diluted Shares Outstanding	41.00M		40.49M shares

Balance Sheet

Concept	2017	2016 Q4	2016 Q3
SHORT-TERM ASSETS
Cash & Short-Term Investments	$18.50M	$14.00M	$12.70M
YoY Change	32.14%	-13.04%	-16.99%
Cash & Equivalents	$18.50M	$14.00M	$14.28M
Short-Term Investments
Other Short-Term Assets	$2.800M	$484.0K	$624.0K
YoY Change	16.67%	66.9%	194.34%
Inventory	$13.70M	$14.80M	$15.70M
Prepaid Expenses		$1.003M	$2.052M
Receivables	$20.00M	$16.30M	$14.37M
Other Receivables	$1.500M	$2.900M	$1.300M
Total Short-Term Assets	$56.40M	$49.52M	$49.72M
YoY Change	13.94%	2.95%	6.69%
LONG-TERM ASSETS
Property, Plant & Equipment	$9.800M	$11.79M	$11.72M
YoY Change	-16.95%	19.09%	18.36%
Goodwill		$1.786M	$1.786M
YoY Change
Intangibles		$473.0K	$607.0K
YoY Change
Long-Term Investments
YoY Change
Other Assets	$2.200M	$772.0K	$835.0K
YoY Change	15.79%	-44.86%	-35.77%
Total Long-Term Assets	$14.10M	$15.93M	$16.62M
YoY Change	-11.88%	15.41%	21.28%
TOTAL ASSETS
Total Short-Term Assets	$56.40M	$49.52M	$49.72M
Total Long-Term Assets	$14.10M	$15.93M	$16.62M
Total Assets	$70.50M	$65.44M	$66.33M
YoY Change	7.63%	5.72%	10.01%
SHORT-TERM LIABILITIES
YoY Change
Accounts Payable	$6.000M	$8.311M	$7.973M
YoY Change	-27.71%	43.29%	66.1%
Accrued Expenses	$5.400M	$4.700M	$4.300M
YoY Change	14.89%	4.44%	16.22%
Deferred Revenue
YoY Change
Short-Term Debt	$4.400M	$4.300M	$4.900M
YoY Change	2.33%	2.38%	19.51%
Long-Term Debt Due	$1.300M	$1.200M	$300.0K
YoY Change	8.33%	300.0%	0.0%
Total Short-Term Liabilities	$21.60M	$21.07M	$21.25M
YoY Change	2.37%	24.66%	41.67%
LONG-TERM LIABILITIES
Long-Term Debt	$500.0K	$1.300M	$1.400M
YoY Change	-61.54%	550.0%	366.67%
Other Long-Term Liabilities	$5.000M	$4.300M	$4.500M
YoY Change	16.28%	4786.36%	4956.18%
Total Long-Term Liabilities	$5.500M	$5.600M	$5.900M
YoY Change	-1.79%	6263.64%	6529.21%
TOTAL LIABILITIES
Total Short-Term Liabilities	$21.60M	$21.07M	$21.25M
Total Long-Term Liabilities	$5.500M	$5.600M	$5.900M
Total Liabilities	$27.50M	$27.57M	$28.60M
YoY Change	-0.36%	23.09%	39.53%
SHAREHOLDERS EQUITY
Retained Earnings		-$159.1M	-$158.9M
YoY Change
Common Stock		$198.1M	$196.8M
YoY Change
Preferred Stock
YoY Change
Treasury Stock (at cost)
YoY Change
Treasury Stock Shares
Shareholders Equity	$42.90M	$37.91M	$37.73M
YoY Change
Total Liabilities & Shareholders Equity	$70.50M	$65.48M	$66.33M
YoY Change	7.63%	5.78%	10.01%

Cashflow Statement

Concept	2017	2016 Q4	2016 Q3
OPERATING ACTIVITIES
Net Income	-$2.139M	-$167.0K	-$1.778M
YoY Change	-82.36%	-90.47%	11.19%
Depreciation, Depletion And Amortization	$3.133M	$790.0K	$710.0K
YoY Change	17.61%	29.51%	29.09%
Cash From Operating Activities	$2.853M	$130.0K	$2.510M
YoY Change	171.97%	-88.07%	213.75%
INVESTING ACTIVITIES
Capital Expenditures	$1.046M	-$500.0K	-$980.0K
YoY Change	-67.36%	-13.79%	164.86%
Acquisitions
YoY Change
Other Investing Activities	$0.00	$0.00
YoY Change
Cash From Investing Activities	-$1.046M	-$500.0K	-$980.0K
YoY Change	-67.36%	-13.79%	164.86%
FINANCING ACTIVITIES
Cash Dividend Paid
YoY Change
Common Stock Issuance & Retirement, Net
YoY Change
Debt Paid & Issued, Net
YoY Change
Cash From Financing Activities	2.437M	1.060M	1.800M
YoY Change	-17.47%	606.67%	-56.94%
NET CHANGE
Cash From Operating Activities	2.853M	130.0K	2.510M
Cash From Investing Activities	-1.046M	-500.0K	-980.0K
Cash From Financing Activities	2.437M	1.060M	1.800M
Net Change In Cash	4.523M	690.0K	3.330M
YoY Change	657.62%	4.55%	-27.77%
FREE CASH FLOW
Cash From Operating Activities	$2.853M	$130.0K	$2.510M
Capital Expenditures	$1.046M	-$500.0K	-$980.0K
Free Cash Flow	$1.807M	$630.0K	$3.490M
YoY Change	-183.81%	-62.28%	198.29%

Facts In Submission

Frame	Concept Type	Concept / XBRL Key	Value	Unit
CY2016Q4	us-gaap	Capital Leased Assets Gross CapitalLeasedAssetsGross	6478000	USD
CY2017Q4	us-gaap	Capital Leases Lessee Balance Sheet Assets By Major Class Accumulated Deprecation CapitalLeasesLesseeBalanceSheetAssetsByMajorClassAccumulatedDeprecation	4239000	USD
CY2016Q4	us-gaap	Capital Leases Lessee Balance Sheet Assets By Major Class Accumulated Deprecation CapitalLeasesLesseeBalanceSheetAssetsByMajorClassAccumulatedDeprecation	3359000	USD
CY2017Q4	us-gaap	Capital Leases Balance Sheet Assets By Major Class Net CapitalLeasesBalanceSheetAssetsByMajorClassNet	2512000	USD
CY2016Q4	us-gaap	Capital Leases Balance Sheet Assets By Major Class Net CapitalLeasesBalanceSheetAssetsByMajorClassNet	3119000	USD
CY2017	us-gaap	Sale Leaseback Transaction Net Proceeds Financing Activities SaleLeasebackTransactionNetProceedsFinancingActivities	0	USD
CY2016	us-gaap	Sale Leaseback Transaction Net Proceeds Financing Activities SaleLeasebackTransactionNetProceedsFinancingActivities	1546000	USD
CY2017Q4	us-gaap	Liabilities And Stockholders Equity LiabilitiesAndStockholdersEquity	67932000	USD
CY2016Q4	us-gaap	Assets Current AssetsCurrent	49517000	USD
CY2017Q4	us-gaap	Assets Current AssetsCurrent	53890000	USD
CY2016Q4	us-gaap	Property Plant And Equipment Net PropertyPlantAndEquipmentNet	11790000	USD
CY2017Q4	us-gaap	Property Plant And Equipment Net PropertyPlantAndEquipmentNet	9776000	USD
CY2016Q4	us-gaap	Intangible Assets Net Excluding Goodwill IntangibleAssetsNetExcludingGoodwill	473000	USD
CY2017Q4	us-gaap	Intangible Assets Net Excluding Goodwill IntangibleAssetsNetExcludingGoodwill	271000	USD
CY2016Q4	us-gaap	Goodwill Goodwill	1786000	USD
CY2017Q4	us-gaap	Goodwill Goodwill	1786000	USD
CY2016Q4	us-gaap	Asset Retirement Obligations Noncurrent AssetRetirementObligationsNoncurrent	195000	USD
CY2017Q4	us-gaap	Asset Retirement Obligations Noncurrent AssetRetirementObligationsNoncurrent	202000	USD
CY2016Q4	us-gaap	Liabilities Liabilities	27572000	USD
CY2017Q4	us-gaap	Liabilities Liabilities	24996000	USD
CY2016Q4	us-gaap	Common Stock Value CommonStockValue	407000	USD
CY2017Q4	us-gaap	Common Stock Value CommonStockValue	414000	USD
CY2016Q4	us-gaap	Additional Paid In Capital Common Stock AdditionalPaidInCapitalCommonStock	197657000	USD
CY2017Q4	us-gaap	Additional Paid In Capital Common Stock AdditionalPaidInCapitalCommonStock	204920000	USD
CY2016Q4	us-gaap	Accumulated Other Comprehensive Income Loss Net Of Tax AccumulatedOtherComprehensiveIncomeLossNetOfTax	-1050000	USD
CY2017Q4	us-gaap	Accumulated Other Comprehensive Income Loss Net Of Tax AccumulatedOtherComprehensiveIncomeLossNetOfTax	-1150000	USD
CY2016Q4	us-gaap	Retained Earnings Accumulated Deficit RetainedEarningsAccumulatedDeficit	-159109000	USD
CY2017Q4	us-gaap	Retained Earnings Accumulated Deficit RetainedEarningsAccumulatedDeficit	-161248000	USD
CY2016Q4	us-gaap	Stockholders Equity StockholdersEquity	37905000	USD
CY2017Q4	us-gaap	Stockholders Equity StockholdersEquity	42936000	USD
CY2016Q4	us-gaap	Liabilities And Stockholders Equity LiabilitiesAndStockholdersEquity	65477000	USD
CY2016	us-gaap	Nonoperating Income Expense NonoperatingIncomeExpense	-268000	USD
CY2017Q4	us-gaap	Deferred Tax Assets Net Noncurrent DeferredTaxAssetsNetNoncurrent	1242000	USD
CY2016Q4	us-gaap	Deferred Tax Assets Net Noncurrent DeferredTaxAssetsNetNoncurrent	1139000	USD
CY2016	us-gaap	Research And Development Expense ResearchAndDevelopmentExpense	14761000	USD
CY2017Q4	us-gaap	Deferred Rent Credit Noncurrent DeferredRentCreditNoncurrent	172000	USD
CY2016Q4	us-gaap	Deferred Rent Credit Noncurrent DeferredRentCreditNoncurrent	59000	USD
CY2016Q4	us-gaap	Defined Benefit Pension Plan Liabilities Noncurrent DefinedBenefitPensionPlanLiabilitiesNoncurrent	3997000	USD
CY2016	us-gaap	Operating Income Loss OperatingIncomeLoss	-5337000	USD
CY2016	us-gaap	Interest Expense InterestExpense	78000	USD
CY2016	us-gaap	Foreign Currency Transaction Gain Loss Before Tax ForeignCurrencyTransactionGainLossBeforeTax	-949000	USD
CY2016	us-gaap	Net Income Loss NetIncomeLoss	-6533000	USD
CY2016	us-gaap	Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest	-5605000	USD
CY2017	us-gaap	Sales Revenue Net SalesRevenueNet	90611000	USD
CY2017	us-gaap	General And Administrative Expense GeneralAndAdministrativeExpense	20665000	USD
CY2016	us-gaap	General And Administrative Expense GeneralAndAdministrativeExpense	22252000	USD
CY2017	us-gaap	Selling And Marketing Expense SellingAndMarketingExpense	28130000	USD
CY2016	us-gaap	Selling And Marketing Expense SellingAndMarketingExpense	28478000	USD
CY2017	us-gaap	Research And Development Expense ResearchAndDevelopmentExpense	19116000	USD
CY2016	us-gaap	Research And Development Expense ResearchAndDevelopmentExpense	20294000	USD
CY2017	us-gaap	Operating Income Loss OperatingIncomeLoss	-3631000	USD
CY2016	us-gaap	Operating Income Loss OperatingIncomeLoss	-12655000	USD
CY2017	us-gaap	Interest Expense InterestExpense	112000	USD
CY2016	us-gaap	Interest Expense InterestExpense	112000	USD
CY2017	us-gaap	Foreign Currency Transaction Gain Loss Before Tax ForeignCurrencyTransactionGainLossBeforeTax	819000	USD
CY2016	us-gaap	Foreign Currency Transaction Gain Loss Before Tax ForeignCurrencyTransactionGainLossBeforeTax	-147000	USD
CY2017	us-gaap	Royalty Income Nonoperating RoyaltyIncomeNonoperating	581000	USD
CY2016	us-gaap	Royalty Income Nonoperating RoyaltyIncomeNonoperating	618000	USD
CY2017	us-gaap	Other Nonoperating Income Expense OtherNonoperatingIncomeExpense	47000	USD
CY2016	us-gaap	Other Nonoperating Income Expense OtherNonoperatingIncomeExpense	-148000	USD
CY2017	us-gaap	Gross Profit GrossProfit	64280000	USD
CY2016	us-gaap	Gross Profit GrossProfit	58369000	USD
CY2017	us-gaap	Net Income Loss NetIncomeLoss	-2139000	USD
CY2016	us-gaap	Net Income Loss NetIncomeLoss	-12129000	USD
CY2017	us-gaap	Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest	-2296000	USD
CY2016	us-gaap	Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest	-12444000	USD
CY2017	us-gaap	Nonoperating Income Expense NonoperatingIncomeExpense	1335000	USD
CY2016	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	928000	USD
CY2017	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	-157000	USD
CY2016	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	-315000	USD
CY2016	us-gaap	Other Comprehensive Income Loss Foreign Currency Transaction And Translation Adjustment Net Of Tax OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax	52000	USD
CY2016	us-gaap	Other Comprehensive Income Loss Net Of Tax OtherComprehensiveIncomeLossNetOfTax	-510000	USD
CY2016	us-gaap	Comprehensive Income Net Of Tax ComprehensiveIncomeNetOfTax	-7043000	USD
CY2016	us-gaap	Defined Benefit Plan Fair Value Of Plan Assets Period Increase Decrease DefinedBenefitPlanFairValueOfPlanAssetsPeriodIncreaseDecrease	-673000	USD
CY2016	us-gaap	Other Comprehensive Income Loss Pension And Other Postretirement Benefit Plans Adjustment Before Reclassification Adjustments And Tax OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentBeforeReclassificationAdjustmentsAndTax	-59000	USD
CY2016	us-gaap	Other Comprehensive Income Loss Tax OtherComprehensiveIncomeLossTax	-52000	USD
CY2016	us-gaap	Other Comprehensive Income Loss Foreign Currency Transaction And Translation Adjustment Net Of Tax OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax	224000	USD
CY2017	us-gaap	Other Comprehensive Income Loss Foreign Currency Transaction And Translation Adjustment Net Of Tax OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax	387000	USD
CY2016	us-gaap	Other Comprehensive Income Loss Net Of Tax OtherComprehensiveIncomeLossNetOfTax	530000	USD
CY2017	us-gaap	Other Comprehensive Income Loss Net Of Tax OtherComprehensiveIncomeLossNetOfTax	-100000	USD
CY2016	us-gaap	Comprehensive Income Net Of Tax ComprehensiveIncomeNetOfTax	-11599000	USD
CY2017	us-gaap	Comprehensive Income Net Of Tax ComprehensiveIncomeNetOfTax	-2239000	USD
CY2017	us-gaap	Defined Benefit Plan Fair Value Of Plan Assets Period Increase Decrease DefinedBenefitPlanFairValueOfPlanAssetsPeriodIncreaseDecrease	-483000	USD
CY2016	us-gaap	Defined Benefit Plan Fair Value Of Plan Assets Period Increase Decrease DefinedBenefitPlanFairValueOfPlanAssetsPeriodIncreaseDecrease	317000	USD
CY2017	us-gaap	Other Comprehensive Income Loss Pension And Other Postretirement Benefit Plans Adjustment Before Reclassification Adjustments And Tax OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentBeforeReclassificationAdjustmentsAndTax	-71000	USD
CY2016	us-gaap	Other Comprehensive Income Loss Pension And Other Postretirement Benefit Plans Adjustment Before Reclassification Adjustments And Tax OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentBeforeReclassificationAdjustmentsAndTax	-100000	USD
CY2017	us-gaap	Other Comprehensive Income Loss Tax OtherComprehensiveIncomeLossTax	75000	USD
CY2016	us-gaap	Other Comprehensive Income Loss Tax OtherComprehensiveIncomeLossTax	111000	USD
CY2016	us-gaap	Depreciation Depreciation	2664000	USD
CY2017	us-gaap	Depreciation Depreciation	3133000	USD
CY2016	us-gaap	Amortization Of Intangible Assets AmortizationOfIntangibleAssets	228000	USD
CY2017	us-gaap	Amortization Of Intangible Assets AmortizationOfIntangibleAssets	221000	USD
CY2016	us-gaap	Deferred Income Tax Expense Benefit DeferredIncomeTaxExpenseBenefit	-1364000	USD
CY2017	us-gaap	Deferred Income Tax Expense Benefit DeferredIncomeTaxExpenseBenefit	-547000	USD
CY2016	us-gaap	Increase Decrease In Pension Plan Obligations IncreaseDecreaseInPensionPlanObligations	491000	USD
CY2017	us-gaap	Increase Decrease In Pension Plan Obligations IncreaseDecreaseInPensionPlanObligations	186000	USD
CY2016	us-gaap	Provision For Doubtful Accounts ProvisionForDoubtfulAccounts	205000	USD
CY2017	us-gaap	Provision For Doubtful Accounts ProvisionForDoubtfulAccounts	463000	USD
CY2016	us-gaap	Increase Decrease In Accounts Receivable IncreaseDecreaseInAccountsReceivable	771000	USD
CY2017	us-gaap	Increase Decrease In Accounts Receivable IncreaseDecreaseInAccountsReceivable	1857000	USD
CY2016	us-gaap	Increase Decrease In Inventories IncreaseDecreaseInInventories	-213000	USD
CY2017	us-gaap	Increase Decrease In Inventories IncreaseDecreaseInInventories	-312000	USD
CY2016	staa	Increase Decrease In Prepaid Expenses Deposits And Other Assets Current IncreaseDecreaseInPrepaidExpensesDepositsAndOtherAssetsCurrent	851000	USD
CY2017	staa	Increase Decrease In Prepaid Expenses Deposits And Other Assets Current IncreaseDecreaseInPrepaidExpensesDepositsAndOtherAssetsCurrent	64000	USD
CY2016	us-gaap	Increase Decrease In Accounts Payable IncreaseDecreaseInAccountsPayable	1007000	USD
CY2017	us-gaap	Increase Decrease In Accounts Payable IncreaseDecreaseInAccountsPayable	-2501000	USD
CY2016	us-gaap	Increase Decrease In Other Current Liabilities IncreaseDecreaseInOtherCurrentLiabilities	966000	USD
CY2017	us-gaap	Increase Decrease In Other Current Liabilities IncreaseDecreaseInOtherCurrentLiabilities	123000	USD
CY2016	us-gaap	Net Cash Provided By Used In Operating Activities NetCashProvidedByUsedInOperatingActivities	1049000	USD
CY2017	us-gaap	Net Cash Provided By Used In Operating Activities NetCashProvidedByUsedInOperatingActivities	2853000	USD
CY2016	us-gaap	Payments To Acquire Property Plant And Equipment PaymentsToAcquirePropertyPlantAndEquipment	3205000	USD
CY2017	us-gaap	Payments To Acquire Property Plant And Equipment PaymentsToAcquirePropertyPlantAndEquipment	1046000	USD
CY2016	us-gaap	Net Cash Provided By Used In Investing Activities NetCashProvidedByUsedInInvestingActivities	-3205000	USD
CY2017	us-gaap	Net Cash Provided By Used In Investing Activities NetCashProvidedByUsedInInvestingActivities	-1046000	USD
CY2016	us-gaap	Repayments Of Long Term Capital Lease Obligations RepaymentsOfLongTermCapitalLeaseObligations	424000	USD
CY2017	us-gaap	Repayments Of Long Term Capital Lease Obligations RepaymentsOfLongTermCapitalLeaseObligations	1300000	USD
CY2016	us-gaap	Net Cash Provided By Used In Financing Activities NetCashProvidedByUsedInFinancingActivities	2953000	USD
CY2017	us-gaap	Net Cash Provided By Used In Financing Activities NetCashProvidedByUsedInFinancingActivities	2437000	USD
CY2016	us-gaap	Effect Of Exchange Rate On Cash And Cash Equivalents EffectOfExchangeRateOnCashAndCashEquivalents	-200000	USD
CY2017	us-gaap	Effect Of Exchange Rate On Cash And Cash Equivalents EffectOfExchangeRateOnCashAndCashEquivalents	279000	USD
CY2016Q1	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	13521000	USD
CY2016Q4	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	14118000	USD
CY2017Q4	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	18641000	USD
CY2017	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Period Increase Decrease Including Exchange Rate Effect CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect	4523000	USD
CY2016	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Period Increase Decrease Including Exchange Rate Effect CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect	597000	USD
CY2017	us-gaap	Payments Related To Tax Withholding For Share Based Compensation PaymentsRelatedToTaxWithholdingForShareBasedCompensation	234000	USD
CY2016	us-gaap	Payments Related To Tax Withholding For Share Based Compensation PaymentsRelatedToTaxWithholdingForShareBasedCompensation	611000	USD
CY2017	us-gaap	Gain Loss On Disposition Of Assets GainLossOnDispositionOfAssets	-623000	USD
CY2016	us-gaap	Gain Loss On Disposition Of Assets GainLossOnDispositionOfAssets	-222000	USD
CY2017	staa	Proceeds From Vested Restricted Stock And Exercise Of Stock Options ProceedsFromVestedRestrictedStockAndExerciseOfStockOptions	3970000	USD
CY2016	staa	Proceeds From Vested Restricted Stock And Exercise Of Stock Options ProceedsFromVestedRestrictedStockAndExerciseOfStockOptions	2438000	USD
CY2016Q4	us-gaap	Prepaid Insurance PrepaidInsurance	935000	USD
CY2016Q4	staa	Consumption Tax Receivable ConsumptionTaxReceivable	573000	USD
CY2017Q4	us-gaap	Machinery And Equipment Gross MachineryAndEquipmentGross	16562000	USD
CY2016Q4	us-gaap	Machinery And Equipment Gross MachineryAndEquipmentGross	19807000	USD
CY2017	staa	Inventory Reserve InventoryReserve	1739000	USD
CY2016	staa	Inventory Reserve InventoryReserve	1610000	USD
CY2016	us-gaap	Provision For Doubtful Accounts ProvisionForDoubtfulAccounts	345000	USD
CY2016	us-gaap	Increase Decrease In Accounts Receivable IncreaseDecreaseInAccountsReceivable	4952000	USD
CY2016	us-gaap	Increase Decrease In Inventories IncreaseDecreaseInInventories	1472000	USD
CY2016	staa	Increase Decrease In Prepaid Expenses Deposits And Other Assets Current IncreaseDecreaseInPrepaidExpensesDepositsAndOtherAssetsCurrent	-856000	USD
CY2016	us-gaap	Increase Decrease In Accounts Payable IncreaseDecreaseInAccountsPayable	14000	USD
CY2016	us-gaap	Increase Decrease In Other Current Liabilities IncreaseDecreaseInOtherCurrentLiabilities	1413000	USD
CY2016	us-gaap	Net Cash Provided By Used In Operating Activities NetCashProvidedByUsedInOperatingActivities	-2162000	USD
CY2016	us-gaap	Payments To Acquire Property Plant And Equipment PaymentsToAcquirePropertyPlantAndEquipment	2045000	USD
CY2016	us-gaap	Net Cash Provided By Used In Investing Activities NetCashProvidedByUsedInInvestingActivities	-2043000	USD
CY2016	us-gaap	Repayments Of Long Term Capital Lease Obligations RepaymentsOfLongTermCapitalLeaseObligations	391000	USD
CY2016	us-gaap	Net Cash Provided By Used In Financing Activities NetCashProvidedByUsedInFinancingActivities	4579000	USD
CY2016	us-gaap	Effect Of Exchange Rate On Cash And Cash Equivalents EffectOfExchangeRateOnCashAndCashEquivalents	15000	USD
CY2015Q1	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	13132000	USD
CY2016	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Period Increase Decrease Including Exchange Rate Effect CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect	389000	USD
CY2016	us-gaap	Payments Related To Tax Withholding For Share Based Compensation PaymentsRelatedToTaxWithholdingForShareBasedCompensation	0	USD
CY2016	staa	Inventory Reserve InventoryReserve	1799000	USD
CY2017Q4	us-gaap	Restricted Cash And Cash Equivalents At Carrying Value RestrictedCashAndCashEquivalentsAtCarryingValue	121000	USD
CY2016Q1	us-gaap	Cash And Cash Equivalents At Carrying Value CashAndCashEquivalentsAtCarryingValue	13402000	USD
CY2015Q1	us-gaap	Cash And Cash Equivalents At Carrying Value CashAndCashEquivalentsAtCarryingValue	13013000	USD
CY2016Q1	us-gaap	Restricted Cash And Cash Equivalents At Carrying Value RestrictedCashAndCashEquivalentsAtCarryingValue	119000	USD
CY2015Q1	us-gaap	Restricted Cash And Cash Equivalents At Carrying Value RestrictedCashAndCashEquivalentsAtCarryingValue	119000	USD
CY2017Q4	us-gaap	Inventory Raw Materials InventoryRawMaterials	2506000	USD
CY2016Q4	us-gaap	Inventory Raw Materials InventoryRawMaterials	2264000	USD
CY2017Q4	us-gaap	Inventory Work In Process InventoryWorkInProcess	1996000	USD
CY2016Q4	us-gaap	Inventory Work In Process InventoryWorkInProcess	1924000	USD
CY2017Q4	us-gaap	Inventory Finished Goods InventoryFinishedGoods	11169000	USD
CY2016Q4	us-gaap	Inventory Finished Goods InventoryFinishedGoods	14268000	USD
CY2017Q4	us-gaap	Inventory Valuation Reserves InventoryValuationReserves	2361000	USD
CY2016Q4	us-gaap	Inventory Valuation Reserves InventoryValuationReserves	3631000	USD
CY2017Q4	us-gaap	Prepaid Expense Current PrepaidExpenseCurrent	1435000	USD
CY2016Q4	us-gaap	Prepaid Expense Current PrepaidExpenseCurrent	1003000	USD
CY2017Q4	us-gaap	Income Taxes Receivable IncomeTaxesReceivable	181000	USD
CY2016Q4	us-gaap	Income Taxes Receivable IncomeTaxesReceivable	686000	USD
CY2017Q4	staa	Consumption Tax Receivable ConsumptionTaxReceivable	541000	USD
CY2017Q4	us-gaap	Value Added Tax Receivable Current ValueAddedTaxReceivableCurrent	910000	USD
CY2016Q4	us-gaap	Value Added Tax Receivable Current ValueAddedTaxReceivableCurrent	668000	USD
CY2017Q4	us-gaap	Other Assets Current OtherAssetsCurrent	197000	USD
CY2016Q4	us-gaap	Other Assets Current OtherAssetsCurrent	484000	USD
CY2017Q4	us-gaap	Prepaid Insurance PrepaidInsurance	943000	USD
CY2016Q4	us-gaap	Furniture And Fixtures Gross FurnitureAndFixturesGross	8025000	USD
CY2017Q4	us-gaap	Furniture And Fixtures Gross FurnitureAndFixturesGross	9201000	USD
CY2016Q4	us-gaap	Leasehold Improvements Gross LeaseholdImprovementsGross	9179000	USD
CY2017Q4	us-gaap	Leasehold Improvements Gross LeaseholdImprovementsGross	9631000	USD
CY2016Q4	us-gaap	Accumulated Depreciation Depletion And Amortization Property Plant And Equipment AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment	25221000	USD
CY2017Q4	us-gaap	Accumulated Depreciation Depletion And Amortization Property Plant And Equipment AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment	25618000	USD
CY2017Q4	us-gaap	Loss Contingency Accrual Carrying Value Current LossContingencyAccrualCarryingValueCurrent	7000000	USD
CY2016	us-gaap	Weighted Average Number Of Shares Common Stock Subject To Repurchase Or Cancellation WeightedAverageNumberOfSharesCommonStockSubjectToRepurchaseOrCancellation	40352000	shares
CY2017	us-gaap	Weighted Average Number Of Shares Common Stock Subject To Repurchase Or Cancellation WeightedAverageNumberOfSharesCommonStockSubjectToRepurchaseOrCancellation	41025000	shares
CY2017	staa	Incremental Common Shares Attributable To Dilutive Effect Of Nonvested Restricted Stock IncrementalCommonSharesAttributableToDilutiveEffectOfNonvestedRestrictedStock	21000	shares
CY2016	staa	Incremental Common Shares Attributable To Dilutive Effect Of Nonvested Restricted Stock IncrementalCommonSharesAttributableToDilutiveEffectOfNonvestedRestrictedStock	23000	shares
CY2016	us-gaap	Antidilutive Securities Excluded From Computation Of Earnings Per Share Amount AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount	3041000	shares
CY2017Q4	us-gaap	Finite Lived Intangible Assets Accumulated Amortization FiniteLivedIntangibleAssetsAccumulatedAmortization	11250000	USD
CY2016Q4	us-gaap	Accrued Salaries Current AccruedSalariesCurrent	2334000	USD
CY2017Q4	us-gaap	Accrued Salaries Current AccruedSalariesCurrent	2375000	USD
CY2016	us-gaap	Antidilutive Securities Excluded From Computation Of Earnings Per Share Amount AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount	4145000	shares
CY2016Q4	us-gaap	Accrued Bonuses Current AccruedBonusesCurrent	1414000	USD
CY2017Q4	us-gaap	Accrued Bonuses Current AccruedBonusesCurrent	2058000	USD
CY2017Q4	us-gaap	Finite Lived Intangible Assets Gross FiniteLivedIntangibleAssetsGross	11521000	USD
CY2017Q4	us-gaap	Accrued Insurance Current AccruedInsuranceCurrent	565000	USD
CY2017Q4	us-gaap	Other Accrued Liabilities Current OtherAccruedLiabilitiesCurrent	1685000	USD
CY2016Q4	us-gaap	Other Accrued Liabilities Current OtherAccruedLiabilitiesCurrent	1507000	USD
CY2017Q4	us-gaap	Sales And Excise Tax Payable Current SalesAndExciseTaxPayableCurrent	446000	USD
CY2016Q4	us-gaap	Sales And Excise Tax Payable Current SalesAndExciseTaxPayableCurrent	424000	USD
CY2017Q4	us-gaap	Accrued Income Taxes Current AccruedIncomeTaxesCurrent	210000	USD
CY2016Q4	us-gaap	Accrued Income Taxes Current AccruedIncomeTaxesCurrent	1095000	USD
CY2017Q2	us-gaap	Loss Contingency Accrual Carrying Value Current LossContingencyAccrualCarryingValueCurrent	7000000	USD
CY2017Q4	us-gaap	Loss Contingency Receivable Current LossContingencyReceivableCurrent	7000000	USD
CY2016Q4	us-gaap	Accrued Insurance Current AccruedInsuranceCurrent	501000	USD
CY2017	us-gaap	Antidilutive Securities Excluded From Computation Of Earnings Per Share Amount AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount	2440000	shares
CY2016Q4	us-gaap	Commitments And Contingencies CommitmentsAndContingencies		USD
CY2017Q4	us-gaap	Commitments And Contingencies CommitmentsAndContingencies		USD
CY2017Q4	us-gaap	Common Stock Par Or Stated Value Per Share CommonStockParOrStatedValuePerShare	0.01
CY2016Q4	us-gaap	Common Stock Par Or Stated Value Per Share CommonStockParOrStatedValuePerShare	0.01
CY2017Q4	us-gaap	Common Stock Shares Authorized CommonStockSharesAuthorized	60000	shares
CY2016Q4	us-gaap	Common Stock Shares Authorized CommonStockSharesAuthorized	60000	shares
CY2017Q4	us-gaap	Common Stock Shares Issued CommonStockSharesIssued	41383	shares
CY2017Q4	us-gaap	Common Stock Shares Outstanding CommonStockSharesOutstanding	41383	shares
CY2016Q4	us-gaap	Common Stock Shares Issued CommonStockSharesIssued	40732	shares
CY2016Q4	us-gaap	Common Stock Shares Outstanding CommonStockSharesOutstanding	40732	shares
CY2016	us-gaap	Earnings Per Share Basic And Diluted EarningsPerShareBasicAndDiluted	-0.17
CY2017	us-gaap	Earnings Per Share Basic And Diluted EarningsPerShareBasicAndDiluted	-0.05
CY2016	us-gaap	Earnings Per Share Basic And Diluted EarningsPerShareBasicAndDiluted	-0.30
CY2017	us-gaap	Fiscal Period FiscalPeriod	<div style="MARGIN: 0pt 0px; FONT: 10pt Times New Roman, Times, Serif "> <div style="CLEAR:both;LINE-HEIGHT: normal; TEXT-INDENT: 0.5in; MARGIN: 0in 0in 0pt; FONT-FAMILY: Calibri,sans-serif; FONT-SIZE: 11pt" align="justify"></div> <div style="CLEAR:both;LINE-HEIGHT: normal; TEXT-INDENT: 0.25in; MARGIN: 0in 0in 0pt; FONT-FAMILY: Calibri,sans-serif; FONT-SIZE: 11pt" align="justify"><b><i><font style="FONT-FAMILY: 'Times New Roman',serif; FONT-SIZE: 10pt">Fiscal Year and Interim Reporting Periods</font></i></b></div> <div style="CLEAR:both;LINE-HEIGHT: normal; TEXT-INDENT: 0.5in; MARGIN: 0in 0in 0pt; FONT-FAMILY: Calibri,sans-serif; FONT-SIZE: 11pt" align="justify"><font style="FONT-FAMILY: 'Times New Roman',serif; FONT-SIZE: 10pt">  </font></div> <div style="CLEAR:both;LINE-HEIGHT: normal; TEXT-INDENT: 0.5in; MARGIN: 0in 0in 0pt; FONT-FAMILY: Calibri,sans-serif; FONT-SIZE: 11pt" align="justify"><font style="FONT-FAMILY: 'Times New Roman',serif; FONT-SIZE: 10pt">The Company’s fiscal year ends on the Friday nearest December 31 and each of the Company’s quarterly reporting periods generally consists of 13 weeks.  Fiscal years 2017, 2016 and 2015 are based on a 52-week period. </font></div> </div><table border="0" style="width:100%; table-layout:fixed;" cellspacing="0" cellpadding="0"><tr><td></td></tr></table>
CY2017	us-gaap	Concentration Risk Credit Risk ConcentrationRiskCreditRisk	<div style="MARGIN: 0pt 0px; FONT: 10pt Times New Roman, Times, Serif "> <div style="CLEAR:both;LINE-HEIGHT: normal; TEXT-INDENT: 0.5in; MARGIN: 0in 0in 0pt; FONT-FAMILY: Calibri,sans-serif; FONT-SIZE: 11pt" align="justify"></div> <div style="CLEAR:both;LINE-HEIGHT: normal; TEXT-INDENT: 0.25in; MARGIN: 0in 0in 0pt; FONT-FAMILY: Calibri,sans-serif; FONT-SIZE: 11pt" align="justify"><b><i><font style="FONT-FAMILY: 'Times New Roman',serif; FONT-SIZE: 10pt"> Concentration of Credit Risk and Revenues</font></i></b></div> <div style="CLEAR:both;LINE-HEIGHT: normal; TEXT-INDENT: 0.5in; MARGIN: 0in 0in 0pt; FONT-FAMILY: Calibri,sans-serif; FONT-SIZE: 11pt"> <font style="FONT-FAMILY: 'Times New Roman',serif; FONT-SIZE: 10pt">  </font></div> <div style="CLEAR:both;LINE-HEIGHT: normal; TEXT-INDENT: 0.5in; MARGIN: 0in 0in 0pt; FONT-FAMILY: Calibri,sans-serif; FONT-SIZE: 11pt" align="justify"><font style="FONT-FAMILY: 'Times New Roman',serif; FONT-SIZE: 10pt">Financial instruments that potentially subject the Company to credit risk principally consist of trade receivables. This risk is limited due to the large number of customers comprising the Company’s customer base, and their geographic dispersion. As of December 29, 2017, there was one customer who accounted for <font style="FONT-FAMILY: 'Times New Roman','serif'; FONT-SIZE: 10pt"> 24</font>% of the Company’s consolidated trade receivables. As of December 30, 2016, there were two customers who accounted for <font style="FONT-FAMILY: 'Times New Roman','serif'; FONT-SIZE: 10pt"> 22</font>% and <font style="FONT-FAMILY: 'Times New Roman','serif'; FONT-SIZE: 10pt"> 11</font>% of the Company’s consolidated trade receivables. Ongoing credit evaluations of customers’ financial condition are performed and, generally, no collateral is required. The Company maintains reserves for potential credit losses and such losses, taken together, have not exceeded management’s expectations.</font></div> <div style="CLEAR:both;LINE-HEIGHT: normal; TEXT-INDENT: 0.5in; MARGIN: 0in 0in 0pt; FONT-FAMILY: Calibri,sans-serif; FONT-SIZE: 11pt" align="justify"><font style="FONT-FAMILY: 'Times New Roman',serif; FONT-SIZE: 10pt">  </font></div> <div style="CLEAR:both;LINE-HEIGHT: normal; TEXT-INDENT: 0.5in; MARGIN: 0in 0in 0pt; FONT-FAMILY: Calibri,sans-serif; FONT-SIZE: 11pt" align="justify"><font style="FONT-FAMILY: 'Times New Roman',serif; FONT-SIZE: 10pt">There was one customer who accounted for <font style="FONT-FAMILY: 'Times New Roman','serif'; FONT-SIZE: 10pt"> 26</font>% of the Company’s consolidated net sales in fiscal 2017, one customer who accounted for <font style="FONT-FAMILY: 'Times New Roman','serif'; FONT-SIZE: 10pt"> 19</font>% of the Company’s consolidated net sales in fiscal 2016 and two customers who accounted for <font style="FONT-FAMILY: 'Times New Roman','serif'; FONT-SIZE: 10pt"> 15</font>% and <font style="FONT-FAMILY: 'Times New Roman','serif'; FONT-SIZE: 10pt"> 10</font>% of the Company’s consolidated net sales in fiscal 2015.</font></div> </div><table border="0" style="width:100%; table-layout:fixed;" cellspacing="0" cellpadding="0"><tr><td></td></tr></table>
CY2017	us-gaap	Advertising Cost Policy Expensed Advertising Cost AdvertisingCostPolicyExpensedAdvertisingCost	<div style="MARGIN: 0pt 0px; FONT: 10pt Times New Roman, Times, Serif "> <div style="CLEAR:both;LINE-HEIGHT: normal; TEXT-INDENT: 0.5in; MARGIN: 0in 0in 0pt; FONT-FAMILY: Calibri,sans-serif; FONT-SIZE: 11pt" align="justify"></div> <div style="CLEAR:both;LINE-HEIGHT: normal; TEXT-INDENT: 0.25in; MARGIN: 0in 0in 0pt; FONT-FAMILY: Calibri,sans-serif; FONT-SIZE: 11pt" align="justify"><b><i><font style="FONT-FAMILY: 'Times New Roman',serif; FONT-SIZE: 10pt">Advertising Costs</font></i></b></div> <div style="CLEAR:both;LINE-HEIGHT: normal; TEXT-INDENT: 0.25in; MARGIN: 0in 0in 0pt; FONT-FAMILY: Calibri,sans-serif; FONT-SIZE: 11pt" align="justify"><i><font style="FONT-FAMILY: 'Times New Roman',serif; FONT-SIZE: 10pt">  </font></i></div> <div style="CLEAR:both;LINE-HEIGHT: normal; TEXT-INDENT: 0.5in; MARGIN: 0in 0in 0pt; FONT-FAMILY: Calibri,sans-serif; FONT-SIZE: 11pt" align="justify"><font style="FONT-FAMILY: 'Times New Roman',serif; FONT-SIZE: 10pt">Advertising costs, which are included in marketing and selling expenses, are expensed as incurred. Advertising costs were $<font style="FONT-FAMILY: 'Times New Roman','serif'; FONT-SIZE: 10pt">6,102,000</font>, $<font style="FONT-FAMILY: 'Times New Roman','serif'; FONT-SIZE: 10pt">6,160,000</font> and $<font style="FONT-FAMILY: 'Times New Roman','serif'; FONT-SIZE: 10pt">3,917,000</font>, for fiscal 2017, 2016 and 2015, respectively.</font></div> </div><table border="0" style="width:100%; table-layout:fixed;" cellspacing="0" cellpadding="0"><tr><td></td></tr></table>
CY2015Q1	us-gaap	Stockholders Equity StockholdersEquity	37099000	USD
CY2016	staa	Stock Issued During Period Value Stock Warrants Exercised StockIssuedDuringPeriodValueStockWarrantsExercised	2800000	USD
CY2016	us-gaap	Stock Issued During Period Value Stock Options Exercised StockIssuedDuringPeriodValueStockOptionsExercised	2168000	USD
CY2016	us-gaap	Stock Issued During Period Value Share Based Compensation StockIssuedDuringPeriodValueShareBasedCompensation	3820000	USD
CY2017	staa	Lease Hold Improvements Description LeaseHoldImprovementsDescription	The estimated useful life of leasehold improvements is the shorter of the useful life of the asset or the term of the associated leases.
CY2016	staa	Unvested Restricted Stock UnvestedRestrictedStock	0	USD
CY2016	staa	Unvested Restricted Stock UnvestedRestrictedStock	0	USD
CY2017	staa	Unvested Restricted Stock UnvestedRestrictedStock	0	USD
CY2016	staa	Vested Restricted Stock Grants VestedRestrictedStockGrants	2000	USD
CY2016	staa	Vested Restricted Stock Grants VestedRestrictedStockGrants	4000	USD
CY2017	staa	Vested Restricted Stock Grants VestedRestrictedStockGrants	1000	USD
CY2016Q1	us-gaap	Stockholders Equity StockholdersEquity	38846000	USD
CY2016	us-gaap	Stock Issued During Period Value Share Based Compensation StockIssuedDuringPeriodValueShareBasedCompensation	8827000	USD
CY2017	us-gaap	Stock Issued During Period Value Share Based Compensation StockIssuedDuringPeriodValueShareBasedCompensation	3533000	USD
CY2017	us-gaap	Stock Repurchased During Period Value StockRepurchasedDuringPeriodValue	234000	USD
CY2016	us-gaap	Stock Repurchased During Period Value StockRepurchasedDuringPeriodValue	611000	USD
CY2016	us-gaap	Stock Issued During Period Value Stock Options Exercised StockIssuedDuringPeriodValueStockOptionsExercised	2438000	USD
CY2017	us-gaap	Stock Issued During Period Value Stock Options Exercised StockIssuedDuringPeriodValueStockOptionsExercised	3970000	USD
CY2015Q1	us-gaap	Accumulated Other Comprehensive Income Loss Net Of Tax AccumulatedOtherComprehensiveIncomeLossNetOfTax	-1070000	USD
CY2016	us-gaap	Other Comprehensive Income Loss Before Tax OtherComprehensiveIncomeLossBeforeTax	-562000	USD
CY2016	us-gaap	Other Comprehensive Income Loss Before Tax OtherComprehensiveIncomeLossBeforeTax	641000	USD
CY2017	us-gaap	Other Comprehensive Income Loss Before Tax OtherComprehensiveIncomeLossBeforeTax	-25000	USD
CY2016	us-gaap	Other Comprehensive Income Loss Tax Portion Attributable To Parent1 OtherComprehensiveIncomeLossTaxPortionAttributableToParent1	52000	USD
CY2016	us-gaap	Other Comprehensive Income Loss Tax Portion Attributable To Parent1 OtherComprehensiveIncomeLossTaxPortionAttributableToParent1	-111000	USD
CY2017	us-gaap	Other Comprehensive Income Loss Tax Portion Attributable To Parent1 OtherComprehensiveIncomeLossTaxPortionAttributableToParent1	-75000	USD
CY2016Q1	us-gaap	Accumulated Other Comprehensive Income Loss Net Of Tax AccumulatedOtherComprehensiveIncomeLossNetOfTax	-1580000	USD
CY2017	us-gaap	Proceeds From Sale Of Property Plant And Equipment ProceedsFromSaleOfPropertyPlantAndEquipment	0	USD
CY2016	us-gaap	Proceeds From Sale Of Property Plant And Equipment ProceedsFromSaleOfPropertyPlantAndEquipment	0	USD
CY2016	us-gaap	Proceeds From Sale Of Property Plant And Equipment ProceedsFromSaleOfPropertyPlantAndEquipment	2000	USD
CY2017	staa	Proceeds From Vested Restricted Stock ProceedsFromVestedRestrictedStock	1000	USD
CY2016	staa	Proceeds From Vested Restricted Stock ProceedsFromVestedRestrictedStock	4000	USD
CY2016	staa	Proceeds From Vested Restricted Stock ProceedsFromVestedRestrictedStock	2000	USD
CY2016	us-gaap	Proceeds From Warrant Exercises ProceedsFromWarrantExercises	2800000	USD
CY2017	us-gaap	Advertising Expense AdvertisingExpense	6102000	USD
CY2016	us-gaap	Advertising Expense AdvertisingExpense	6160000	USD
CY2016	us-gaap	Advertising Expense AdvertisingExpense	3917000	USD
CY2016Q4	us-gaap	Valuation Allowances And Reserves Balance ValuationAllowancesAndReservesBalance	59502000	USD
CY2016Q1	us-gaap	Valuation Allowances And Reserves Balance ValuationAllowancesAndReservesBalance	55210000	USD
CY2015Q1	us-gaap	Valuation Allowances And Reserves Balance ValuationAllowancesAndReservesBalance	55693000	USD
CY2017	us-gaap	Valuation Allowances And Reserves Reserves Of Businesses Acquired ValuationAllowancesAndReservesReservesOfBusinessesAcquired	2736000	USD
CY2016	us-gaap	Valuation Allowances And Reserves Reserves Of Businesses Acquired ValuationAllowancesAndReservesReservesOfBusinessesAcquired	4719000	USD
CY2016	us-gaap	Valuation Allowances And Reserves Reserves Of Businesses Acquired ValuationAllowancesAndReservesReservesOfBusinessesAcquired	2594000	USD
CY2017	us-gaap	Valuation Allowances And Reserves Deductions ValuationAllowancesAndReservesDeductions	19051000	USD
CY2016	us-gaap	Valuation Allowances And Reserves Deductions ValuationAllowancesAndReservesDeductions	427000	USD
CY2016	us-gaap	Valuation Allowances And Reserves Deductions ValuationAllowancesAndReservesDeductions	3077000	USD
CY2017Q4	us-gaap	Valuation Allowances And Reserves Balance ValuationAllowancesAndReservesBalance	43187000	USD
CY2017Q4	us-gaap	Inventory Gross InventoryGross	15671000	USD
CY2016Q4	us-gaap	Inventory Gross InventoryGross	18456000	USD
CY2017Q1	us-gaap	Revenues Revenues	20350000	USD
CY2017Q2	us-gaap	Revenues Revenues	21936000	USD
CY2017Q3	us-gaap	Revenues Revenues	23473000	USD
CY2017Q1	us-gaap	Gross Profit GrossProfit	14577000	USD
CY2017Q2	us-gaap	Gross Profit GrossProfit	15474000	USD
CY2017Q3	us-gaap	Gross Profit GrossProfit	16849000	USD
CY2017Q1	us-gaap	Net Income Loss NetIncomeLoss	-2203000	USD
CY2017Q2	us-gaap	Net Income Loss NetIncomeLoss	-971000	USD
CY2017Q1	us-gaap	Earnings Per Share Basic And Diluted EarningsPerShareBasicAndDiluted	-0.05
CY2017Q2	us-gaap	Earnings Per Share Basic And Diluted EarningsPerShareBasicAndDiluted	-0.02
CY2016Q2	us-gaap	Revenues Revenues	19269000	USD
CY2016Q3	us-gaap	Revenues Revenues	20974000	USD
CY2016Q3	us-gaap	Revenues Revenues	20052000	USD
CY2016Q2	us-gaap	Gross Profit GrossProfit	12993000	USD
CY2016Q3	us-gaap	Gross Profit GrossProfit	14626000	USD
CY2016Q3	us-gaap	Gross Profit GrossProfit	14872000	USD
CY2016Q4	us-gaap	Gross Profit GrossProfit	15878000	USD
CY2016Q2	us-gaap	Net Income Loss NetIncomeLoss	-8041000	USD
CY2016Q3	us-gaap	Net Income Loss NetIncomeLoss	-2143000	USD
CY2016Q3	us-gaap	Net Income Loss NetIncomeLoss	-1778000	USD
CY2016Q4	us-gaap	Net Income Loss NetIncomeLoss	-167000	USD
CY2016Q2	us-gaap	Earnings Per Share Basic And Diluted EarningsPerShareBasicAndDiluted	-0.20
CY2016Q3	us-gaap	Earnings Per Share Basic And Diluted EarningsPerShareBasicAndDiluted	-0.05
CY2016Q3	us-gaap	Earnings Per Share Basic And Diluted EarningsPerShareBasicAndDiluted	-0.04
CY2016Q4	us-gaap	Earnings Per Share Basic And Diluted EarningsPerShareBasicAndDiluted	-0.00
CY2017Q4	us-gaap	Property Plant And Equipment Gross PropertyPlantAndEquipmentGross	35394000	USD
CY2016Q4	us-gaap	Property Plant And Equipment Gross PropertyPlantAndEquipmentGross	37011000	USD
CY2017	us-gaap	Entity Wide Disclosure On Geographic Areas Description Of Revenue From External Customers EntityWideDisclosureOnGeographicAreasDescriptionOfRevenueFromExternalCustomers	The Company markets and sells its products in more than 75 countries and conducts its manufacturing in the United States. Other than the Japan, China, the United States, and Korea, the Company does not conduct business in any country in which its sales in that country exceed 10% of consolidated net sales. Sales are attributed to countries based on location of customers.
CY2017Q4	us-gaap	Number Of Countries In Which Entity Operates NumberOfCountriesInWhichEntityOperates	75	pure
CY2017	staa	Sales Exceed Percentage SalesExceedPercentage	0.1	pure
CY2017Q4	staa	Segment Sales To Consolidated Sales Percentage SegmentSalesToConsolidatedSalesPercentage	1	pure
CY2017Q4	us-gaap	Finite Lived Intangible Assets Amortization Expense After Year Five FiniteLivedIntangibleAssetsAmortizationExpenseAfterYearFive	106000	USD
CY2017Q4	us-gaap	Finite Lived Intangible Assets Net FiniteLivedIntangibleAssetsNet	271000	USD
CY2017Q4	us-gaap	Finite Lived Intangible Assets Amortization Expense Next Twelve Months FiniteLivedIntangibleAssetsAmortizationExpenseNextTwelveMonths	33000	USD
CY2017Q4	us-gaap	Finite Lived Intangible Assets Amortization Expense Year Two FiniteLivedIntangibleAssetsAmortizationExpenseYearTwo	33000	USD
CY2017Q4	us-gaap	Finite Lived Intangible Assets Amortization Expense Year Three FiniteLivedIntangibleAssetsAmortizationExpenseYearThree	33000	USD
CY2017Q4	us-gaap	Finite Lived Intangible Assets Amortization Expense Year Four FiniteLivedIntangibleAssetsAmortizationExpenseYearFour	33000	USD
CY2017Q4	us-gaap	Finite Lived Intangible Assets Amortization Expense Year Five FiniteLivedIntangibleAssetsAmortizationExpenseYearFive	33000	USD
CY2017	us-gaap	Noncash Or Part Noncash Acquisition Value Of Assets Acquired1 NoncashOrPartNoncashAcquisitionValueOfAssetsAcquired1	563000	USD
CY2016	us-gaap	Noncash Or Part Noncash Acquisition Value Of Assets Acquired1 NoncashOrPartNoncashAcquisitionValueOfAssetsAcquired1	2383000	USD
CY2016	us-gaap	Noncash Or Part Noncash Acquisition Value Of Assets Acquired1 NoncashOrPartNoncashAcquisitionValueOfAssetsAcquired1	91000	USD
CY2017	us-gaap	Fair Value Of Assets Acquired FairValueOfAssetsAcquired	121000	USD
CY2016	us-gaap	Fair Value Of Assets Acquired FairValueOfAssetsAcquired	485000	USD
CY2016	us-gaap	Fair Value Of Assets Acquired FairValueOfAssetsAcquired	51000	USD
CY2017	us-gaap	Interest Paid InterestPaid	90000	USD
CY2016	us-gaap	Interest Paid InterestPaid	112000	USD
CY2016	us-gaap	Interest Paid InterestPaid	121000	USD
CY2017	us-gaap	Income Taxes Paid IncomeTaxesPaid	881000	USD
CY2016	us-gaap	Weighted Average Number Of Shares Common Stock Subject To Repurchase Or Cancellation WeightedAverageNumberOfSharesCommonStockSubjectToRepurchaseOrCancellation	39384000	shares
CY2016	staa	Incremental Common Shares Attributable To Dilutive Effect Of Nonvested Restricted Stock IncrementalCommonSharesAttributableToDilutiveEffectOfNonvestedRestrictedStock	124000	shares
CY2017	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	41004000	shares
CY2016	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	40329000	shares
CY2016	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	39260000	shares
CY2017Q4	us-gaap	Line Of Credit Facility Maximum Borrowing Capacity LineOfCreditFacilityMaximumBorrowingCapacity	500000000	JPY
CY2017Q4	us-gaap	Lines Of Credit Current LinesOfCreditCurrent	500000000	JPY
CY2016Q4	us-gaap	Lines Of Credit Current LinesOfCreditCurrent	500000000	JPY
CY2013Q3	us-gaap	Line Of Credit Facility Current Borrowing Capacity LineOfCreditFacilityCurrentBorrowingCapacity	1000000	CHF
CY2016Q4	us-gaap	Line Of Credit Facility Current Borrowing Capacity LineOfCreditFacilityCurrentBorrowingCapacity	1000000	USD
CY2017	us-gaap	Increase Decrease In Insurance Settlements Receivable IncreaseDecreaseInInsuranceSettlementsReceivable	7000000	USD
CY2016	us-gaap	Increase Decrease In Insurance Settlements Receivable IncreaseDecreaseInInsuranceSettlementsReceivable	0	USD
CY2016	us-gaap	Increase Decrease In Insurance Settlements Receivable IncreaseDecreaseInInsuranceSettlementsReceivable	0	USD
CY2017	us-gaap	Increase Decrease In Operating Liabilities IncreaseDecreaseInOperatingLiabilities	7000000	USD
CY2016	us-gaap	Increase Decrease In Operating Liabilities IncreaseDecreaseInOperatingLiabilities	0	USD
CY2016	us-gaap	Increase Decrease In Operating Liabilities IncreaseDecreaseInOperatingLiabilities	0	USD
CY2016	us-gaap	Income Taxes Paid IncomeTaxesPaid	699000	USD
CY2016	us-gaap	Income Taxes Paid IncomeTaxesPaid	589000	USD
CY2017Q4	us-gaap	Capital Leases Future Minimum Payments Present Value Of Net Minimum Payments CapitalLeasesFutureMinimumPaymentsPresentValueOfNetMinimumPayments	1809000	USD
CY2017Q4	us-gaap	Capital Leases Future Minimum Payments Interest Included In Payments CapitalLeasesFutureMinimumPaymentsInterestIncludedInPayments	39000	USD
CY2017Q4	us-gaap	Due From Related Parties Current DueFromRelatedPartiesCurrent	12000	USD
CY2016Q4	us-gaap	Due From Related Parties Current DueFromRelatedPartiesCurrent	37000	USD
CY2017	staa	Interest Rate Increase In Case Of Default InterestRateIncreaseInCaseOfDefault	0.14	pure
CY2017	staa	Percentage Of Commission On Outstanding Notes Payable PercentageOfCommissionOnOutstandingNotesPayable	0.0025	pure
CY2017Q4	us-gaap	Operating Leases Future Minimum Payments Due Current OperatingLeasesFutureMinimumPaymentsDueCurrent	1956000	USD
CY2017Q4	us-gaap	Operating Leases Future Minimum Payments Due In Two Years OperatingLeasesFutureMinimumPaymentsDueInTwoYears	1611000	USD
CY2017Q4	us-gaap	Operating Leases Future Minimum Payments Due In Three Years OperatingLeasesFutureMinimumPaymentsDueInThreeYears	1409000	USD
CY2017Q4	us-gaap	Operating Leases Future Minimum Payments Due In Four Years OperatingLeasesFutureMinimumPaymentsDueInFourYears	548000	USD
CY2017Q4	us-gaap	Operating Leases Future Minimum Payments Due In Five Years OperatingLeasesFutureMinimumPaymentsDueInFiveYears	463000	USD
CY2017Q4	us-gaap	Operating Leases Future Minimum Payments Due Thereafter OperatingLeasesFutureMinimumPaymentsDueThereafter	463000	USD
CY2017Q4	us-gaap	Operating Leases Future Minimum Payments Due OperatingLeasesFutureMinimumPaymentsDue	6450000	USD
CY2017Q4	us-gaap	Capital Leases Future Minimum Payments Due Current CapitalLeasesFutureMinimumPaymentsDueCurrent	1309000	USD
CY2017Q4	us-gaap	Capital Leases Future Minimum Payments Due In Two Years CapitalLeasesFutureMinimumPaymentsDueInTwoYears	307000	USD
CY2017Q4	us-gaap	Capital Leases Future Minimum Payments Due In Three Years CapitalLeasesFutureMinimumPaymentsDueInThreeYears	124000	USD
CY2017Q4	us-gaap	Capital Leases Future Minimum Payments Due In Four Years CapitalLeasesFutureMinimumPaymentsDueInFourYears	104000	USD
CY2017Q4	us-gaap	Capital Leases Future Minimum Payments Due In Five Years CapitalLeasesFutureMinimumPaymentsDueInFiveYears	4000	USD
CY2017Q4	us-gaap	Capital Leases Future Minimum Payments Due Thereafter CapitalLeasesFutureMinimumPaymentsDueThereafter	0	USD
CY2017Q4	us-gaap	Capital Leases Future Minimum Payments Due CapitalLeasesFutureMinimumPaymentsDue	1848000	USD
CY2017Q4	us-gaap	Capital Leased Assets Gross CapitalLeasedAssetsGross	6751000	USD
CY2017	us-gaap	Payments For Rent PaymentsForRent	2436000	USD
CY2016	us-gaap	Payments For Rent PaymentsForRent	2243000	USD
CY2016	us-gaap	Payments For Rent PaymentsForRent	1198000	USD
CY2017	staa	Depreciation For Assets Held Under Capital Lease DepreciationForAssetsHeldUnderCapitalLease	388000	USD
CY2016	staa	Depreciation For Assets Held Under Capital Lease DepreciationForAssetsHeldUnderCapitalLease	195000	USD
CY2016	staa	Depreciation For Assets Held Under Capital Lease DepreciationForAssetsHeldUnderCapitalLease	176000	USD
CY2016	us-gaap	Current Federal Tax Expense Benefit CurrentFederalTaxExpenseBenefit	0	USD
CY2016	us-gaap	Current Federal Tax Expense Benefit CurrentFederalTaxExpenseBenefit	0	USD
CY2017	us-gaap	Current State And Local Tax Expense Benefit CurrentStateAndLocalTaxExpenseBenefit	12000	USD
CY2016	us-gaap	Current State And Local Tax Expense Benefit CurrentStateAndLocalTaxExpenseBenefit	18000	USD
CY2016	us-gaap	Current State And Local Tax Expense Benefit CurrentStateAndLocalTaxExpenseBenefit	12000	USD
CY2017	us-gaap	Current Foreign Tax Expense Benefit CurrentForeignTaxExpenseBenefit	378000	USD
CY2016	us-gaap	Current Foreign Tax Expense Benefit CurrentForeignTaxExpenseBenefit	1031000	USD
CY2016	us-gaap	Current Foreign Tax Expense Benefit CurrentForeignTaxExpenseBenefit	443000	USD
CY2017	us-gaap	Current Income Tax Expense Benefit CurrentIncomeTaxExpenseBenefit	390000	USD
CY2016	us-gaap	Current Income Tax Expense Benefit CurrentIncomeTaxExpenseBenefit	1049000	USD
CY2016	us-gaap	Current Income Tax Expense Benefit CurrentIncomeTaxExpenseBenefit	455000	USD
CY2017	us-gaap	Deferred Federal Income Tax Expense Benefit DeferredFederalIncomeTaxExpenseBenefit	-546000	USD
CY2017	staa	Sharebased Compensation Arrangement By Sharebased Payment Award Granted In Period Fair Value SharebasedCompensationArrangementBySharebasedPaymentAwardGrantedInPeriodFairValue	8771000	USD
CY2016	us-gaap	Deferred Federal Income Tax Expense Benefit DeferredFederalIncomeTaxExpenseBenefit	0	USD
CY2016	us-gaap	Deferred Federal Income Tax Expense Benefit DeferredFederalIncomeTaxExpenseBenefit	0	USD
CY2017	us-gaap	Current Federal Tax Expense Benefit CurrentFederalTaxExpenseBenefit	0	USD
CY2017	us-gaap	Deferred Foreign Income Tax Expense Benefit DeferredForeignIncomeTaxExpenseBenefit	-1000	USD
CY2016	us-gaap	Deferred Foreign Income Tax Expense Benefit DeferredForeignIncomeTaxExpenseBenefit	-1364000	USD
CY2016	us-gaap	Deferred Foreign Income Tax Expense Benefit DeferredForeignIncomeTaxExpenseBenefit	473000	USD
CY2017	us-gaap	Effective Income Tax Rate Reconciliation At Federal Statutory Income Tax Rate EffectiveIncomeTaxRateReconciliationAtFederalStatutoryIncomeTaxRate	0.340	pure
CY2016	us-gaap	Effective Income Tax Rate Reconciliation At Federal Statutory Income Tax Rate EffectiveIncomeTaxRateReconciliationAtFederalStatutoryIncomeTaxRate	0.340	pure
CY2016	us-gaap	Effective Income Tax Rate Reconciliation At Federal Statutory Income Tax Rate EffectiveIncomeTaxRateReconciliationAtFederalStatutoryIncomeTaxRate	0.340	pure
CY2017	us-gaap	Income Tax Reconciliation Income Tax Expense Benefit At Federal Statutory Income Tax Rate IncomeTaxReconciliationIncomeTaxExpenseBenefitAtFederalStatutoryIncomeTaxRate	-781000	USD
CY2016	us-gaap	Income Tax Reconciliation Income Tax Expense Benefit At Federal Statutory Income Tax Rate IncomeTaxReconciliationIncomeTaxExpenseBenefitAtFederalStatutoryIncomeTaxRate	-4231000	USD
CY2016	us-gaap	Income Tax Reconciliation Income Tax Expense Benefit At Federal Statutory Income Tax Rate IncomeTaxReconciliationIncomeTaxExpenseBenefitAtFederalStatutoryIncomeTaxRate	-1905000	USD
CY2017	staa	Permanent Differences Percentage PermanentDifferencesPercentage	-0.009	pure
CY2016	staa	Permanent Differences Percentage PermanentDifferencesPercentage	-0.030	pure
CY2016	staa	Permanent Differences Percentage PermanentDifferencesPercentage	-0.006	pure
CY2017	staa	Permanent Differences PermanentDifferences	21000	USD
CY2016	staa	Permanent Differences PermanentDifferences	373000	USD
CY2016	staa	Permanent Differences PermanentDifferences	33000	USD
CY2017	us-gaap	Effective Income Tax Rate Reconciliation State And Local Income Taxes EffectiveIncomeTaxRateReconciliationStateAndLocalIncomeTaxes	0.004	pure
CY2016	us-gaap	Effective Income Tax Rate Reconciliation State And Local Income Taxes EffectiveIncomeTaxRateReconciliationStateAndLocalIncomeTaxes	0.001	pure
CY2016	us-gaap	Effective Income Tax Rate Reconciliation State And Local Income Taxes EffectiveIncomeTaxRateReconciliationStateAndLocalIncomeTaxes	0.001	pure
CY2017	us-gaap	Income Tax Reconciliation State And Local Income Taxes IncomeTaxReconciliationStateAndLocalIncomeTaxes	8000	USD
CY2016	us-gaap	Income Tax Reconciliation State And Local Income Taxes IncomeTaxReconciliationStateAndLocalIncomeTaxes	12000	USD
CY2016	us-gaap	Income Tax Reconciliation State And Local Income Taxes IncomeTaxReconciliationStateAndLocalIncomeTaxes	8000	USD
CY2017	us-gaap	Effective Income Tax Rate Reconciliation Tax Contingencies State And Local EffectiveIncomeTaxRateReconciliationTaxContingenciesStateAndLocal	0.083	pure
CY2016	us-gaap	Effective Income Tax Rate Reconciliation Tax Contingencies State And Local EffectiveIncomeTaxRateReconciliationTaxContingenciesStateAndLocal	0.062	pure
CY2016	us-gaap	Effective Income Tax Rate Reconciliation Tax Contingencies State And Local EffectiveIncomeTaxRateReconciliationTaxContingenciesStateAndLocal	-0.066	pure
CY2017	us-gaap	Income Tax Reconciliation Tax Contingencies State And Local IncomeTaxReconciliationTaxContingenciesStateAndLocal	-190000	USD
CY2016	us-gaap	Income Tax Reconciliation Tax Contingencies State And Local IncomeTaxReconciliationTaxContingenciesStateAndLocal	-767000	USD
CY2016	us-gaap	Income Tax Reconciliation Tax Contingencies State And Local IncomeTaxReconciliationTaxContingenciesStateAndLocal	370000	USD
CY2017	us-gaap	Effective Income Tax Rate Reconciliation Tax Contingencies Foreign EffectiveIncomeTaxRateReconciliationTaxContingenciesForeign	0.012	pure
CY2016	us-gaap	Effective Income Tax Rate Reconciliation Tax Contingencies Foreign EffectiveIncomeTaxRateReconciliationTaxContingenciesForeign	0.089	pure
CY2016	us-gaap	Effective Income Tax Rate Reconciliation Tax Contingencies Foreign EffectiveIncomeTaxRateReconciliationTaxContingenciesForeign	-0.016	pure
CY2016	us-gaap	Effective Income Tax Rate Reconciliation Repatriation Of Foreign Earnings EffectiveIncomeTaxRateReconciliationRepatriationOfForeignEarnings	-0.098	pure
CY2017	us-gaap	Effective Income Tax Rate Reconciliation Deductions Dividends EffectiveIncomeTaxRateReconciliationDeductionsDividends	-0.003	pure
CY2016	us-gaap	Effective Income Tax Rate Reconciliation Deductions Dividends EffectiveIncomeTaxRateReconciliationDeductionsDividends	0.038	pure
CY2017	us-gaap	Income Tax Reconciliation Tax Contingencies Foreign IncomeTaxReconciliationTaxContingenciesForeign	29000	USD
CY2016	us-gaap	Income Tax Reconciliation Tax Contingencies Foreign IncomeTaxReconciliationTaxContingenciesForeign	1109000	USD
CY2016	us-gaap	Income Tax Reconciliation Tax Contingencies Foreign IncomeTaxReconciliationTaxContingenciesForeign	-90000	USD
CY2017	staa	Effective Tax Rate For State Net Operating Tax Carryfords Subject To Expiration EffectiveTaxRateForStateNetOperatingTaxCarryfordsSubjectToExpiration	0.365	pure
CY2016	staa	Effective Tax Rate For State Net Operating Tax Carryfords Subject To Expiration EffectiveTaxRateForStateNetOperatingTaxCarryfordsSubjectToExpiration	0.072	pure
CY2016	staa	Effective Tax Rate For State Net Operating Tax Carryfords Subject To Expiration EffectiveTaxRateForStateNetOperatingTaxCarryfordsSubjectToExpiration	0.473	pure
CY2017	us-gaap	Effective Income Tax Rate Reconciliation Repatriation Of Foreign Earnings EffectiveIncomeTaxRateReconciliationRepatriationOfForeignEarnings	1.081	pure
CY2016	us-gaap	Effective Income Tax Rate Reconciliation Repatriation Of Foreign Earnings EffectiveIncomeTaxRateReconciliationRepatriationOfForeignEarnings	0.065	pure
CY2016	us-gaap	Effective Income Tax Rate Reconciliation Deductions Dividends EffectiveIncomeTaxRateReconciliationDeductionsDividends	-0.038	pure
CY2017	us-gaap	Effective Income Tax Rate Reconciliation Nondeductible Expense Charitable Contributions EffectiveIncomeTaxRateReconciliationNondeductibleExpenseCharitableContributions	0	pure
CY2016	us-gaap	Effective Income Tax Rate Reconciliation Nondeductible Expense Charitable Contributions EffectiveIncomeTaxRateReconciliationNondeductibleExpenseCharitableContributions	-0.001	pure
CY2016	us-gaap	Effective Income Tax Rate Reconciliation Nondeductible Expense Charitable Contributions EffectiveIncomeTaxRateReconciliationNondeductibleExpenseCharitableContributions	-0.003	pure
CY2017	us-gaap	Effective Income Tax Rate Reconciliation Other Adjustments EffectiveIncomeTaxRateReconciliationOtherAdjustments	-0.026	pure
CY2016	us-gaap	Effective Income Tax Rate Reconciliation Other Adjustments EffectiveIncomeTaxRateReconciliationOtherAdjustments	0.012	pure
CY2016	us-gaap	Effective Income Tax Rate Reconciliation Other Adjustments EffectiveIncomeTaxRateReconciliationOtherAdjustments	0.025	pure
CY2017	us-gaap	Effective Income Tax Rate Reconciliation Change In Deferred Tax Assets Valuation Allowance EffectiveIncomeTaxRateReconciliationChangeInDeferredTaxAssetsValuationAllowance	7.312	pure
CY2016	us-gaap	Effective Income Tax Rate Reconciliation Change In Deferred Tax Assets Valuation Allowance EffectiveIncomeTaxRateReconciliationChangeInDeferredTaxAssetsValuationAllowance	-0.299	pure
CY2016	us-gaap	Effective Income Tax Rate Reconciliation Change In Deferred Tax Assets Valuation Allowance EffectiveIncomeTaxRateReconciliationChangeInDeferredTaxAssetsValuationAllowance	0.138	pure
CY2017	us-gaap	Effective Income Tax Rate Continuing Operations EffectiveIncomeTaxRateContinuingOperations	0.068	pure
CY2016	us-gaap	Effective Income Tax Rate Continuing Operations EffectiveIncomeTaxRateContinuingOperations	0.025	pure
CY2016	us-gaap	Effective Income Tax Rate Continuing Operations EffectiveIncomeTaxRateContinuingOperations	-0.166	pure
CY2017	staa	Effective Income Tax Rate Reconciliation Expiration Of State Net Operating Tax Carryforwards EffectiveIncomeTaxRateReconciliationExpirationOfStateNetOperatingTaxCarryforwards	836000	USD
CY2016	staa	Effective Income Tax Rate Reconciliation Expiration Of State Net Operating Tax Carryforwards EffectiveIncomeTaxRateReconciliationExpirationOfStateNetOperatingTaxCarryforwards	892000	USD
CY2016	staa	Effective Income Tax Rate Reconciliation Expiration Of State Net Operating Tax Carryforwards EffectiveIncomeTaxRateReconciliationExpirationOfStateNetOperatingTaxCarryforwards	2650000	USD
CY2017	us-gaap	Income Tax Reconciliation Repatriation Of Foreign Earnings IncomeTaxReconciliationRepatriationOfForeignEarnings	-2482000	USD
CY2016	us-gaap	Income Tax Reconciliation Repatriation Of Foreign Earnings IncomeTaxReconciliationRepatriationOfForeignEarnings	-809000	USD
CY2016	us-gaap	Income Tax Reconciliation Repatriation Of Foreign Earnings IncomeTaxReconciliationRepatriationOfForeignEarnings	547000	USD
CY2017	us-gaap	Income Tax Reconciliation Deductions Dividends IncomeTaxReconciliationDeductionsDividends	-7000	USD
CY2016	us-gaap	Income Tax Reconciliation Deductions Dividends IncomeTaxReconciliationDeductionsDividends	478000	USD
CY2016	us-gaap	Income Tax Reconciliation Deductions Dividends IncomeTaxReconciliationDeductionsDividends	-211000	USD
CY2017	us-gaap	Income Tax Reconciliation Nondeductible Expense Charitable Contributions IncomeTaxReconciliationNondeductibleExpenseCharitableContributions	0	USD
CY2016	us-gaap	Income Tax Reconciliation Nondeductible Expense Charitable Contributions IncomeTaxReconciliationNondeductibleExpenseCharitableContributions	12000	USD
CY2016	us-gaap	Income Tax Reconciliation Nondeductible Expense Charitable Contributions IncomeTaxReconciliationNondeductibleExpenseCharitableContributions	15000	USD
CY2017	us-gaap	Income Tax Reconciliation Other Adjustments IncomeTaxReconciliationOtherAdjustments	59000	USD
CY2016	us-gaap	Income Tax Reconciliation Other Adjustments IncomeTaxReconciliationOtherAdjustments	-151000	USD
CY2016	us-gaap	Income Tax Reconciliation Other Adjustments IncomeTaxReconciliationOtherAdjustments	-140000	USD
CY2017	us-gaap	Income Tax Reconciliation Change In Deferred Tax Assets Valuation Allowance IncomeTaxReconciliationChangeInDeferredTaxAssetsValuationAllowance	-16789000	USD
CY2016	us-gaap	Income Tax Reconciliation Change In Deferred Tax Assets Valuation Allowance IncomeTaxReconciliationChangeInDeferredTaxAssetsValuationAllowance	3723000	USD
CY2016	us-gaap	Income Tax Reconciliation Change In Deferred Tax Assets Valuation Allowance IncomeTaxReconciliationChangeInDeferredTaxAssetsValuationAllowance	-771000	USD
CY2017	us-gaap	Income Tax Reconciliation Change In Enacted Tax Rate IncomeTaxReconciliationChangeInEnactedTaxRate	19125000	USD
CY2016	us-gaap	Income Tax Reconciliation Change In Enacted Tax Rate IncomeTaxReconciliationChangeInEnactedTaxRate	0	USD
CY2016	us-gaap	Income Tax Reconciliation Change In Enacted Tax Rate IncomeTaxReconciliationChangeInEnactedTaxRate	0	USD
CY2017	us-gaap	Effective Income Tax Rate Reconciliation Change In Enacted Tax Rate EffectiveIncomeTaxRateReconciliationChangeInEnactedTaxRate	8.329	pure
CY2016	us-gaap	Effective Income Tax Rate Reconciliation Change In Enacted Tax Rate EffectiveIncomeTaxRateReconciliationChangeInEnactedTaxRate	0	pure
CY2016	us-gaap	Effective Income Tax Rate Reconciliation Change In Enacted Tax Rate EffectiveIncomeTaxRateReconciliationChangeInEnactedTaxRate	0	pure
CY2017Q4	us-gaap	Deferred Tax Assets Tax Deferred Expense Reserves And Accruals Allowance For Doubtful Accounts DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsAllowanceForDoubtfulAccounts	230000	USD
CY2016Q4	us-gaap	Deferred Tax Assets Tax Deferred Expense Reserves And Accruals Allowance For Doubtful Accounts DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsAllowanceForDoubtfulAccounts	244000	USD
CY2017Q4	us-gaap	Deferred Tax Assets Inventory DeferredTaxAssetsInventory	381000	USD
CY2016Q4	us-gaap	Deferred Tax Assets Inventory DeferredTaxAssetsInventory	662000	USD
CY2017Q4	staa	Deferredtaxassetsaccruedvacation Deferredtaxassetsaccruedvacation	322000	USD
CY2016Q4	staa	Deferredtaxassetsaccruedvacation Deferredtaxassetsaccruedvacation	437000	USD
CY2017Q4	us-gaap	Deferred Tax Assets Tax Deferred Expense Reserves And Accruals Other DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsOther	559000	USD
CY2017Q4	staa	Deferred Tax Assets Prepaid Expenses DeferredTaxAssetsPrepaidExpenses	188000	USD
CY2016Q4	staa	Deferred Tax Assets Prepaid Expenses DeferredTaxAssetsPrepaidExpenses	0	USD
CY2017Q4	us-gaap	Deferred Tax Assets Tax Deferred Expense Compensation And Benefits Share Based Compensation Cost DeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefitsShareBasedCompensationCost	1444000	USD
CY2016Q4	us-gaap	Deferred Tax Assets Tax Deferred Expense Compensation And Benefits Share Based Compensation Cost DeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefitsShareBasedCompensationCost	2154000	USD
CY2017Q4	us-gaap	Deferred Tax Assets Tax Deferred Expense Compensation And Benefits Pensions DeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefitsPensions	720000	USD
CY2016Q4	us-gaap	Deferred Tax Assets Tax Deferred Expense Compensation And Benefits Pensions DeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefitsPensions	625000	USD
CY2017Q4	us-gaap	Deferred Tax Assets Operating Loss Carryforwards DeferredTaxAssetsOperatingLossCarryforwards	33770000	USD
CY2016Q4	us-gaap	Deferred Tax Assets Operating Loss Carryforwards DeferredTaxAssetsOperatingLossCarryforwards	53232000	USD
CY2017Q4	us-gaap	Deferred Tax Assets Tax Credit Carryforwards DeferredTaxAssetsTaxCreditCarryforwards	3706000	USD
CY2016Q4	us-gaap	Deferred Tax Assets Tax Credit Carryforwards DeferredTaxAssetsTaxCreditCarryforwards	1665000	USD
CY2016Q4	us-gaap	Deferred Tax Assets Tax Deferred Expense Reserves And Accruals Other DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsOther	596000	USD
CY2017Q4	us-gaap	Deferred Tax Assets In Process Research And Development DeferredTaxAssetsInProcessResearchAndDevelopment	941000	USD
CY2016Q4	us-gaap	Deferred Tax Assets In Process Research And Development DeferredTaxAssetsInProcessResearchAndDevelopment	920000	USD
CY2017	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Fair Value Assumptions Expected Dividend Rate ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedDividendRate	0	pure
CY2016	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Fair Value Assumptions Expected Dividend Rate ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedDividendRate	0	pure
CY2016	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Fair Value Assumptions Expected Dividend Rate ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedDividendRate	0	pure
CY2017	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Fair Value Assumptions Expected Volatility Rate ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedVolatilityRate	0.57	pure
CY2016	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Fair Value Assumptions Expected Volatility Rate ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedVolatilityRate	0.57	pure
CY2016	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Fair Value Assumptions Expected Volatility Rate ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedVolatilityRate	0.57	pure
CY2017	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Fair Value Assumptions Risk Free Interest Rate ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsRiskFreeInterestRate	0.0196	pure
CY2016	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Fair Value Assumptions Risk Free Interest Rate ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsRiskFreeInterestRate	0.0134	pure
CY2016	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Fair Value Assumptions Risk Free Interest Rate ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsRiskFreeInterestRate	0.0159	pure
CY2017	us-gaap	Sharebased Compensation Arrangement By Sharebased Payment Award Fair Value Assumptions Expected Term1 SharebasedCompensationArrangementBySharebasedPaymentAwardFairValueAssumptionsExpectedTerm1	P5Y8M1D
CY2016	us-gaap	Sharebased Compensation Arrangement By Sharebased Payment Award Fair Value Assumptions Expected Term1 SharebasedCompensationArrangementBySharebasedPaymentAwardFairValueAssumptionsExpectedTerm1	P5Y6M25D
CY2016	us-gaap	Sharebased Compensation Arrangement By Sharebased Payment Award Fair Value Assumptions Expected Term1 SharebasedCompensationArrangementBySharebasedPaymentAwardFairValueAssumptionsExpectedTerm1	P5Y6M25D
CY2017Q4	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Outstanding Intrinsic Value ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingIntrinsicValue	25069000	USD
CY2017Q4	us-gaap	Sharebased Compensation Arrangement By Sharebased Payment Award Options Exercisable Intrinsic Value1 SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsExercisableIntrinsicValue1	18395000	USD
CY2017	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Grants In Period Gross ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodGross	956000	shares
CY2017	us-gaap	Stock Issued During Period Shares Stock Options Exercised StockIssuedDuringPeriodSharesStockOptionsExercised	557000	shares
CY2017	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Forfeitures And Expirations In Period ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsForfeituresAndExpirationsInPeriod	176000	shares
CY2017Q4	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Exercisable Number ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableNumber	2577000	shares
CY2017	us-gaap	Share Based Compensation Arrangements By Share Based Payment Award Options Grants In Period Weighted Average Exercise Price ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageExercisePrice	10.19
CY2017	us-gaap	Share Based Compensation Arrangements By Share Based Payment Award Options Exercises In Period Weighted Average Exercise Price ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsExercisesInPeriodWeightedAverageExercisePrice	7.12
CY2017	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Forfeitures And Expirations In Period Weighted Average Exercise Price ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsForfeituresAndExpirationsInPeriodWeightedAverageExercisePrice	11.62
CY2017Q4	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Exercisable Weighted Average Exercise Price ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableWeightedAverageExercisePrice	8.38
CY2017	us-gaap	Sharebased Compensation Arrangement By Sharebased Payment Award Options Outstanding Weighted Average Remaining Contractual Term2 SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsOutstandingWeightedAverageRemainingContractualTerm2	P6Y11M16D
CY2017	us-gaap	Sharebased Compensation Arrangement By Sharebased Payment Award Options Exercisable Weighted Average Remaining Contractual Term1 SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsExercisableWeightedAverageRemainingContractualTerm1	P6Y
CY2017	us-gaap	Income Loss From Continuing Operations Before Income Taxes Domestic IncomeLossFromContinuingOperationsBeforeIncomeTaxesDomestic	-3318000	USD
CY2017	us-gaap	Income Loss From Continuing Operations Before Income Taxes Foreign IncomeLossFromContinuingOperationsBeforeIncomeTaxesForeign	1022000	USD
CY2017	us-gaap	Income Loss From Continuing Operations Before Income Taxes Minority Interest And Income Loss From Equity Method Investments IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments	-2296000	USD
CY2017Q4	us-gaap	Operating Loss Carryforwards OperatingLossCarryforwards	132506000	USD
CY2017Q4	us-gaap	Taxes Payable Current And Noncurrent TaxesPayableCurrentAndNoncurrent	29000	USD
CY2017Q4	us-gaap	Operating Loss Carryforwards Valuation Allowance OperatingLossCarryforwardsValuationAllowance	646000	USD
CY2016Q4	us-gaap	Operating Loss Carryforwards Valuation Allowance OperatingLossCarryforwardsValuationAllowance	125000	USD
CY2016Q1	us-gaap	Operating Loss Carryforwards Valuation Allowance OperatingLossCarryforwardsValuationAllowance	3020000	USD
CY2017	staa	Increase Decrease In Foreign Deferred Tax Liabilities IncreaseDecreaseInForeignDeferredTaxLiabilities	47000	USD
CY2016	staa	Increase Decrease In Foreign Deferred Tax Liabilities IncreaseDecreaseInForeignDeferredTaxLiabilities	617000	USD
CY2016	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Grants In Period Weighted Average Grant Date Fair Value ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageGrantDateFairValue	3.77
CY2016	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Grants In Period Weighted Average Grant Date Fair Value ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageGrantDateFairValue	4.14
CY2017	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Exercises In Period Total Intrinsic Value ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisesInPeriodTotalIntrinsicValue	3065000	USD
CY2016	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Exercises In Period Total Intrinsic Value ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisesInPeriodTotalIntrinsicValue	1737000	USD
CY2016	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Exercises In Period Total Intrinsic Value ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisesInPeriodTotalIntrinsicValue	2048000	USD
CY2017Q4	us-gaap	Deferred Tax Assets Liabilities Net Current DeferredTaxAssetsLiabilitiesNetCurrent	2656000	USD
CY2016Q4	us-gaap	Deferred Tax Assets Liabilities Net Current DeferredTaxAssetsLiabilitiesNetCurrent	4243000	USD
CY2017Q4	us-gaap	Deferred Tax Liabilities Noncurrent DeferredTaxLiabilitiesNoncurrent	1764000	USD
CY2017	us-gaap	Deferred Federal State And Local Tax Expense Benefit DeferredFederalStateAndLocalTaxExpenseBenefit	546000	USD
CY2017Q4	us-gaap	Deferred Tax Assets Valuation Allowance Current DeferredTaxAssetsValuationAllowanceCurrent	40656000	USD
CY2016Q4	us-gaap	Deferred Tax Assets Valuation Allowance Current DeferredTaxAssetsValuationAllowanceCurrent	57446000	USD
CY2016Q1	staa	Beneficial Ownership Percentage Of Investor BeneficialOwnershipPercentageOfInvestor	0.26	pure
CY2017	staa	Estimated Forfeiture Rate EstimatedForfeitureRate	0.11	pure
CY2017	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Grants In Period Weighted Average Grant Date Fair Value ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageGrantDateFairValue	5.42
CY2016Q4	us-gaap	Deferred Tax Liabilities Noncurrent DeferredTaxLiabilitiesNoncurrent	4019000	USD
CY2017Q4	us-gaap	Deferred Tax Liabilities Undistributed Foreign Earnings DeferredTaxLiabilitiesUndistributedForeignEarnings	160000	USD
CY2016Q4	us-gaap	Deferred Tax Liabilities Undistributed Foreign Earnings DeferredTaxLiabilitiesUndistributedForeignEarnings	2468000	USD
CY2017Q4	us-gaap	Deferred Tax Assets Liabilities Net DeferredTaxAssetsLiabilitiesNet	892000	USD
CY2016Q4	us-gaap	Deferred Tax Assets Liabilities Net DeferredTaxAssetsLiabilitiesNet	224000	USD
CY2017Q4	staa	Deferred Tax Liabilities Amortization Of Research And Development DeferredTaxLiabilitiesAmortizationOfResearchAndDevelopment	723000	USD
CY2016Q4	staa	Deferred Tax Liabilities Amortization Of Research And Development DeferredTaxLiabilitiesAmortizationOfResearchAndDevelopment	670000	USD
CY2017	us-gaap	Operating Loss Carryforwards Limitations On Use OperatingLossCarryforwardsLimitationsOnUse	The California net operating loss carryforwards expire in varying amounts between 2028 and 2037.
CY2017	staa	Operating Loss Carry Forwards Expiration Term OperatingLossCarryForwardsExpirationTerm	expire in varying amounts between 2020 and 2037.
CY2017Q4	us-gaap	Deferred Tax Assets Tax Credit Carryforwards Alternative Minimum Tax DeferredTaxAssetsTaxCreditCarryforwardsAlternativeMinimumTax	546000	USD
CY2017	staa	Description Related To Benefit Based Under Point System DescriptionRelatedToBenefitBasedUnderPointSystem	Each point earned is worth a fixed monetary value, 1,000 Yen per point, regardless of the level grade or zone of the employee.  Gross benefits are calculated based on the cumulative number of points earned over the service period multiplied by 1,000 Yen.  The mandatory retirement age limit is 60 years old.
CY2017Q4	us-gaap	Pension And Other Postretirement Defined Benefit Plans Liabilities Current And Noncurrent PensionAndOtherPostretirementDefinedBenefitPlansLiabilitiesCurrentAndNoncurrent	1352000	USD
CY2016Q4	us-gaap	Pension And Other Postretirement Defined Benefit Plans Liabilities Current And Noncurrent PensionAndOtherPostretirementDefinedBenefitPlansLiabilitiesCurrentAndNoncurrent	1240000	USD
CY2017Q4	staa	Definedcontributionplanemployeeseligiblepayroll Definedcontributionplanemployeeseligiblepayroll	18000	USD
CY2017Q4	us-gaap	Deferred Tax Assets Property Plant And Equipment DeferredTaxAssetsPropertyPlantAndEquipment	959000	USD
CY2016Q4	us-gaap	Deferred Tax Assets Property Plant And Equipment DeferredTaxAssetsPropertyPlantAndEquipment	1060000	USD
CY2017	us-gaap	Weighted Average Number Of Share Outstanding Basic And Diluted WeightedAverageNumberOfShareOutstandingBasicAndDiluted	41004000	shares
CY2016	us-gaap	Weighted Average Number Of Share Outstanding Basic And Diluted WeightedAverageNumberOfShareOutstandingBasicAndDiluted	40329000	shares
CY2016	us-gaap	Weighted Average Number Of Share Outstanding Basic And Diluted WeightedAverageNumberOfShareOutstandingBasicAndDiluted	39260000	shares
CY2017Q4	us-gaap	Accounts Receivable Gross Current AccountsReceivableGrossCurrent	20384000	USD
CY2016Q4	us-gaap	Accounts Receivable Gross Current AccountsReceivableGrossCurrent	18400000	USD
CY2017Q4	us-gaap	Allowance For Doubtful Accounts Receivable Current AllowanceForDoubtfulAccountsReceivableCurrent	2531000	USD
CY2016Q4	us-gaap	Allowance For Doubtful Accounts Receivable Current AllowanceForDoubtfulAccountsReceivableCurrent	2056000	USD
CY2017	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	41004000	shares
CY2016	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	40329000	shares
CY2016	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	39260000	shares
CY2017Q4	us-gaap	Due To Employees Current And Noncurrent DueToEmployeesCurrentAndNoncurrent	41000	USD
CY2017	us-gaap	Defined Benefit Plan Contributions By Employer DefinedBenefitPlanContributionsByEmployer	764000	USD
CY2016	us-gaap	Defined Benefit Plan Contributions By Employer DefinedBenefitPlanContributionsByEmployer	703000	USD
CY2016	us-gaap	Defined Benefit Plan Contributions By Employer DefinedBenefitPlanContributionsByEmployer	625000	USD
CY2017	us-gaap	Share Based Compensation ShareBasedCompensation	3161000	USD
CY2016	us-gaap	Share Based Compensation ShareBasedCompensation	8558000	USD
CY2016	us-gaap	Share Based Compensation ShareBasedCompensation	3304000	USD
CY2017	staa	Compensation Cost Capitalised CompensationCostCapitalised	372000	USD
CY2016	staa	Compensation Cost Capitalised CompensationCostCapitalised	269000	USD
CY2016	staa	Compensation Cost Capitalised CompensationCostCapitalised	516000	USD
CY2017	us-gaap	Allocated Share Based Compensation Expense AllocatedShareBasedCompensationExpense	3533000	USD
CY2016	us-gaap	Allocated Share Based Compensation Expense AllocatedShareBasedCompensationExpense	8827000	USD
CY2016	us-gaap	Allocated Share Based Compensation Expense AllocatedShareBasedCompensationExpense	3820000	USD
CY2016Q4	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Outstanding Number ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber	3502000	shares
CY2017Q4	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Outstanding Number ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber	3725000	shares
CY2016Q4	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Outstanding Weighted Average Exercise Price ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice	8.28
CY2017Q4	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Outstanding Weighted Average Exercise Price ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice	8.78
CY2016	staa	Increase Decrease In Foreign Deferred Tax Liabilities IncreaseDecreaseInForeignDeferredTaxLiabilities	-172000	USD
CY2017Q4	us-gaap	Purchase Commitment Remaining Minimum Amount Committed PurchaseCommitmentRemainingMinimumAmountCommitted	3308000	USD
CY2017Q4	us-gaap	Deferred Tax Liabilities Gross Noncurrent DeferredTaxLiabilitiesGrossNoncurrent	350000	USD
CY2016Q4	us-gaap	Deferred Tax Liabilities Gross Noncurrent DeferredTaxLiabilitiesGrossNoncurrent	915000	USD
CY2017	us-gaap	Reclassifications Reclassifications	<div style="MARGIN: 0pt 0px; FONT: 10pt Times New Roman, Times, Serif "> <div style="CLEAR:both; FONT-FAMILY:Times New Roman;FONT-SIZE: 10pt;MARGIN: 0pt 0px; FONT: 10pt Times New Roman, Times, Serif; font-size-adjust: none; font-stretch: normal"> <b>Note 18 Reclassifications</b></div> <div style="CLEAR:both; FONT-FAMILY:Times New Roman;FONT-SIZE: 10pt;MARGIN: 0pt 0px; FONT: 10pt Times New Roman, Times, Serif; font-size-adjust: none; font-stretch: normal"> <b> </b></div> <div style="CLEAR:both; FONT-FAMILY:Times New Roman;FONT-SIZE: 10pt;TEXT-INDENT: 0.5in; MARGIN: 0pt 0px; FONT: 10pt Times New Roman, Times, Serif; font-size-adjust: none; font-stretch: normal" align="justify">In accordance with the adoption of ASU 2015-17, the Company reclassified current deferred tax and long-term deferred income tax liability to long-term deferred tax asset on the Consolidated Balance Sheet for the year ended 2016 and updated classifications of items within deferred tax assets and deferred tax liabilities in Note 9.</div> <div style="CLEAR:both; FONT-FAMILY:Times New Roman;FONT-SIZE: 10pt;TEXT-INDENT: 0.5in; MARGIN: 0pt 0px; FONT: 10pt Times New Roman, Times, Serif; font-size-adjust: none; font-stretch: normal" align="justify"> </div> <div style="CLEAR:both; FONT-FAMILY:Times New Roman;FONT-SIZE: 10pt;TEXT-INDENT: 0.5in; MARGIN: 0pt 0px; FONT: 10pt Times New Roman, Times, Serif; font-size-adjust: none; font-stretch: normal" align="justify">The Company made several reclassifications in the disclosure in the Consolidated Statements of Comprehensive Loss for the years ended 2016 and 2015. The Company separately stated the tax effect and expanded adjustments in pension liability into the reclassification related to the change in plan assets and the reclassification related to selling, general and administrative expenses.</div> <div style="CLEAR:both; FONT-FAMILY:Times New Roman;FONT-SIZE: 10pt;TEXT-INDENT: 0.5in; MARGIN: 0pt 0px; FONT: 10pt Times New Roman, Times, Serif; font-size-adjust: none; font-stretch: normal" align="justify"> </div> <div style="CLEAR:both; FONT-FAMILY:Times New Roman;FONT-SIZE: 10pt;TEXT-INDENT: 0.5in; MARGIN: 0pt 0px; FONT: 10pt Times New Roman, Times, Serif; font-size-adjust: none; font-stretch: normal" align="justify">The Company reclassified inventory reserves from Changes in Working Capital Inventory in the Statements of Cash Flows to the non-cash section of the Statements of Cash Flows for the years ended 2016 and 2015.</div> </div><table border="0" style="width:100%; table-layout:fixed;" cellspacing="0" cellpadding="0"><tr><td></td></tr></table>
CY2016Q4	us-gaap	Taxes Payable Current And Noncurrent TaxesPayableCurrentAndNoncurrent	409000	USD
CY2017	us-gaap	Gain Loss On Sales Of Assets And Asset Impairment Charges GainLossOnSalesOfAssetsAndAssetImpairmentCharges	599000	USD
CY2017Q4	staa	Deferredtaxassetsliabilitiesothercurrent Deferredtaxassetsliabilitiesothercurrent	92000	USD
CY2016Q4	staa	Deferredtaxassetsliabilitiesothercurrent Deferredtaxassetsliabilitiesothercurrent	94000	USD
CY2017Q4	staa	Deferred Tax Liabilities Tax Credit Carryforwards Foreign DeferredTaxLiabilitiesTaxCreditCarryforwardsForeign	881000	USD
CY2016Q4	staa	Deferred Tax Liabilities Tax Credit Carryforwards Foreign DeferredTaxLiabilitiesTaxCreditCarryforwardsForeign	881000	USD
CY2017Q4	staa	Unrecognised Stock Based Compensation Expense UnrecognisedStockBasedCompensationExpense	8151000	USD
CY2017Q4	us-gaap	Defined Benefit Plan Funded Status Of Plan DefinedBenefitPlanFundedStatusOfPlan	-3301000	USD
CY2016Q4	us-gaap	Defined Benefit Plan Funded Status Of Plan DefinedBenefitPlanFundedStatusOfPlan	-2757000	USD
CY2017Q4	us-gaap	Line Of Credit Facility Current Borrowing Capacity LineOfCreditFacilityCurrentBorrowingCapacity	1000000	USD

Files In Submission

Name	View Source	Status
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0001144204-18-011838-index.html	Edgar Link	pending
0001144204-18-011838.txt	Edgar Link	pending
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Financial_Report.xlsx	Edgar Link	pending
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tv486462_ex32-1.htm	Edgar Link	pending

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$STAA
STAAR Surgical Co Stock $staa

2017 Form 10-K Financial Statement

#000114420418011838 Filed on February 28, 2018

Income Statement

Balance Sheet

Cashflow Statement

Facts In Submission

Files In Submission

$STAA STAAR Surgical Co Stock $staa

2017 Form 10-K Financial Statement

#000114420418011838 Filed on February 28, 2018

Income Statement

Balance Sheet

Cashflow Statement

Facts In Submission

Files In Submission

$STAA
STAAR Surgical Co Stock $staa