$APEI
AMERICAN PUBLIC EDUCATION INC Stock $apei

$apei Overview Financials Valuation SEC Filings Company Website

2015 Q4 Form 10-K Financial Statement

#000120179217000003 Filed on March 01, 2017

Income Statement

Concept	2015 Q4	2015 Q3	2015 Q2
Revenue	$85.91M	$76.29M	$80.26M
YoY Change	-5.9%	-9.94%	-6.08%
Cost Of Revenue	$29.73M	$29.17M	$29.70M
YoY Change	-5.89%	-4.77%	-1.66%
Gross Profit	$56.19M	$47.12M	$50.57M
YoY Change	-5.88%	-12.87%	-8.5%
Gross Profit Margin	65.4%	61.76%	63.01%
Selling, General & Admin	$34.12M	$31.68M	$34.29M
YoY Change	-7.43%	-10.46%	-3.33%
% of Gross Profit	60.72%	67.23%	67.81%
Research & Development
YoY Change
% of Gross Profit
Depreciation & Amortization	$6.340M	$4.890M	$4.700M
YoY Change	50.24%	20.74%	18.69%
% of Gross Profit	11.28%	10.38%	9.29%
Operating Expenses	$40.46M	$31.68M	$34.29M
YoY Change	-1.51%	-10.46%	-3.33%
Operating Profit	$15.73M	$10.51M	$11.58M
YoY Change	-15.52%	-28.23%	-26.9%
Interest Expense	$40.00K	$37.00K	$31.00K
YoY Change	-50.0%	-62.24%	-68.37%
% of Operating Profit	0.25%	0.35%	0.27%
Other Income/Expense, Net
YoY Change
Pretax Income	$15.76M	$10.55M	$11.61M
YoY Change	-15.77%	-28.46%	-27.15%
Income Tax	$6.080M	$3.796M	$4.548M
% Of Pretax Income	38.58%	35.98%	39.18%
Net Earnings	$9.791M	$6.757M	$7.073M
YoY Change	-17.0%	-23.58%	-27.84%
Net Earnings / Revenue	11.4%	8.86%	8.81%
Basic Earnings Per Share	$0.61	$0.41	$0.42
Diluted Earnings Per Share	$0.60	$0.41	$0.42
COMMON SHARES
Basic Shares Outstanding	16.27M shares	16.56M shares	16.82M shares
Diluted Shares Outstanding		16.66M shares	16.92M shares

Balance Sheet

Concept	2015 Q4	2015 Q3	2015 Q2
SHORT-TERM ASSETS
Cash & Short-Term Investments	$105.7M	$113.8M	$103.7M
YoY Change	-8.56%	4.79%	15.48%
Cash & Equivalents	$105.7M	$113.8M	$103.7M
Short-Term Investments
Other Short-Term Assets	$13.00M	$17.60M	$13.50M
YoY Change	4.84%	17.33%	-2.88%
Inventory
Prepaid Expenses	$6.277M	$9.894M	$6.570M
Receivables	$7.917M	$8.917M	$5.730M
Other Receivables	$0.00	$1.200M	$700.0K
Total Short-Term Assets	$126.6M	$141.5M	$123.5M
YoY Change	-7.03%	8.65%	9.32%
LONG-TERM ASSETS
Property, Plant & Equipment	$109.3M	$109.9M	$108.2M
YoY Change	6.69%	14.21%	15.09%
Goodwill	$38.63M	$38.63M	$38.63M
YoY Change	0.0%	0.0%	1.27%
Intangibles	$5.914M
YoY Change	-13.13%
Long-Term Investments	$15.92M	$12.31M	$12.30M
YoY Change	32.06%	0.95%	0.7%
Other Assets	$8.955M	$9.163M	$8.735M
YoY Change	4.41%	3.74%	-2.26%
Total Long-Term Assets	$172.8M	$170.0M	$167.9M
YoY Change	6.86%	4.76%	5.12%
TOTAL ASSETS
Total Short-Term Assets	$126.6M	$141.5M	$123.5M
Total Long-Term Assets	$172.8M	$170.0M	$167.9M
Total Assets	$299.4M	$311.5M	$291.4M
YoY Change	0.51%	6.49%	6.86%
SHORT-TERM LIABILITIES
YoY Change
Accounts Payable	$6.264M	$7.952M	$7.051M
YoY Change	-43.2%	-33.11%	-37.68%
Accrued Expenses	$14.13M	$16.94M	$14.19M
YoY Change	5.29%	21.88%	48.45%
Deferred Revenue
YoY Change
Short-Term Debt	$0.00	$0.00	$0.00
YoY Change
Long-Term Debt Due
YoY Change
Total Short-Term Liabilities	$46.33M	$57.42M	$42.62M
YoY Change	-3.98%	8.24%	-3.35%
LONG-TERM LIABILITIES
Long-Term Debt	$0.00	$0.00	$0.00
YoY Change
Other Long-Term Liabilities
YoY Change
Total Long-Term Liabilities	$0.00	$0.00	$0.00
YoY Change
TOTAL LIABILITIES
Total Short-Term Liabilities	$46.33M	$57.42M	$42.62M
Total Long-Term Liabilities	$0.00	$0.00	$0.00
Total Liabilities	$62.27M	$73.92M	$59.10M
YoY Change	-2.22%	9.31%	1.86%
SHAREHOLDERS EQUITY
Retained Earnings	$63.29M	$65.46M	$61.71M
YoY Change	-1.71%	15.76%	29.36%
Common Stock	$173.9M	$172.1M	$170.6M
YoY Change	2.38%	2.24%	2.17%
Preferred Stock
YoY Change
Treasury Stock (at cost)
YoY Change
Treasury Stock Shares
Shareholders Equity	$237.2M	$237.6M	$232.3M
YoY Change
Total Liabilities & Shareholders Equity	$299.4M	$311.5M	$291.4M
YoY Change	0.51%	6.49%	6.86%

Cashflow Statement

Concept	2015 Q4	2015 Q3	2015 Q2
OPERATING ACTIVITIES
Net Income	$9.791M	$6.757M	$7.073M
YoY Change	-17.0%	-23.58%	-27.84%
Depreciation, Depletion And Amortization	$6.340M	$4.890M	$4.700M
YoY Change	50.24%	20.74%	18.69%
Cash From Operating Activities	$14.40M	$20.08M	$15.58M
YoY Change	3.9%	-19.49%	59.3%
INVESTING ACTIVITIES
Capital Expenditures	-$6.740M	$6.801M	$7.531M
YoY Change	-28.07%	12.54%	63.61%
Acquisitions
YoY Change
Other Investing Activities	-$3.520M	-$30.00K	-$520.0K
YoY Change	-155.0%	200.0%	-65.56%
Cash From Investing Activities	-$10.26M	-$7.060M	-$8.590M
YoY Change	245.45%	14.98%	23.78%
FINANCING ACTIVITIES
Cash Dividend Paid
YoY Change
Common Stock Issuance & Retirement, Net
YoY Change
Debt Paid & Issued, Net
YoY Change
Cash From Financing Activities	-12.23M	-2.920M	-15.60M
YoY Change	213.59%	-7400.0%	22.64%
NET CHANGE
Cash From Operating Activities	14.40M	20.08M	15.58M
Cash From Investing Activities	-10.26M	-7.060M	-8.590M
Cash From Financing Activities	-12.23M	-2.920M	-15.60M
Net Change In Cash	-8.090M	10.10M	-8.610M
YoY Change	-215.74%	-46.39%	-12.85%
FREE CASH FLOW
Cash From Operating Activities	$14.40M	$20.08M	$15.58M
Capital Expenditures	-$6.740M	$6.801M	$7.531M
Free Cash Flow	$21.14M	$13.28M	$8.049M
YoY Change	-9.0%	-29.73%	55.48%

Facts In Submission

Frame	Concept Type	Concept / XBRL Key	Value	Unit
CY2013Q1	apei	Additional Authorized Amount For Share Repurchase Program AdditionalAuthorizedAmountForShareRepurchaseProgram	15000000	USD
CY2014Q2	apei	Additional Authorized Amount For Share Repurchase Program AdditionalAuthorizedAmountForShareRepurchaseProgram	15000000	USD
CY2015Q2	apei	Additional Authorized Amount For Share Repurchase Program AdditionalAuthorizedAmountForShareRepurchaseProgram	15000000	USD
CY2014Q2	apei	Additional Authorized Amount For Share Repurchase Program Cumulative Amount AdditionalAuthorizedAmountForShareRepurchaseProgramCumulativeAmount	45000000	USD
CY2014	apei	Deferred Income Tax Expense Benefits DeferredIncomeTaxExpenseBenefits	2494000	USD
CY2015	apei	Deferred Income Tax Expense Benefits DeferredIncomeTaxExpenseBenefits	-160000	USD
CY2016	apei	Deferred Income Tax Expense Benefits DeferredIncomeTaxExpenseBenefits	-455000	USD
CY2015Q4	apei	Deferred Revenue And Student Deposits DeferredRevenueAndStudentDeposits	29727000	USD
CY2016Q4	apei	Deferred Revenue And Student Deposits DeferredRevenueAndStudentDeposits	20639000	USD
CY2015Q4	apei	Deferred Tax Assets Tax Deferred Expense Compensationand Benefits Restricted Stock DeferredTaxAssetsTaxDeferredExpenseCompensationandBenefitsRestrictedStock	1830000	USD
CY2016Q4	apei	Deferred Tax Assets Tax Deferred Expense Compensationand Benefits Restricted Stock DeferredTaxAssetsTaxDeferredExpenseCompensationandBenefitsRestrictedStock	1874000	USD
CY2016	apei	Defined Contribution Plan Employee Immediately Vesting Percentage DefinedContributionPlanEmployeeImmediatelyVestingPercentage	1.00
CY2016Q4	apei	Finite Lived Intangible Assets Amortization Expense Year Fourand Thereafter FiniteLivedIntangibleAssetsAmortizationExpenseYearFourandThereafter	0	USD
CY2016Q4	apei	Indefinite Lived Intangible Assets Excluding Goodwill Accumulated Amortization IndefiniteLivedIntangibleAssetsExcludingGoodwillAccumulatedAmortization	0	USD
CY2016Q4	apei	Indefinite Lived Intangible Assets Excluding Goodwill Net IndefiniteLivedIntangibleAssetsExcludingGoodwillNet	3721000	USD
CY2014	apei	Instructional Costs And Expenses InstructionalCostsAndExpenses	123765000	USD
CY2015	apei	Instructional Costs And Expenses InstructionalCostsAndExpenses	118848000	USD
CY2016	apei	Instructional Costs And Expenses InstructionalCostsAndExpenses	117013000	USD
CY2016Q4	apei	Intangible Assets Excluding Goodwill Accumulated Amortization IntangibleAssetsExcludingGoodwillAccumulatedAmortization	2878000	USD
CY2016Q4	apei	Number Of Campuses NumberOfCampuses	5	Campus
CY2016	apei	Number Of Students NumberOfStudents	90000	Person
CY2016	apei	Number Of Subsidiaries NumberOfSubsidiaries	2	subsidiary
CY2016Q4	apei	Operating Leases Future Minimum Payments Due In Five Years And Thereafter OperatingLeasesFutureMinimumPaymentsDueInFiveYearsAndThereafter	7555000	USD
CY2014	apei	Paymentsto Acquire Property Plantand Equipmentand Proceedsfrom Saleof Buildings PaymentstoAcquirePropertyPlantandEquipmentandProceedsfromSaleofBuildings	24596000	USD
CY2015	apei	Paymentsto Acquire Property Plantand Equipmentand Proceedsfrom Saleof Buildings PaymentstoAcquirePropertyPlantandEquipmentandProceedsfromSaleofBuildings	26002000	USD
CY2016	apei	Paymentsto Acquire Property Plantand Equipmentand Proceedsfrom Saleof Buildings PaymentstoAcquirePropertyPlantandEquipmentandProceedsfromSaleofBuildings	13826000	USD
CY2014Q1	apei	Stock Repurchased During Period Shares Publicly Announced Plans StockRepurchasedDuringPeriodSharesPubliclyAnnouncedPlans	0	shares
CY2014Q1	apei	Stock Repurchased During Period Shares Publicly Announced Plans StockRepurchasedDuringPeriodSharesPubliclyAnnouncedPlans	0	shares
CY2014Q1	apei	Stock Repurchased During Period Shares Publicly Announced Plans StockRepurchasedDuringPeriodSharesPubliclyAnnouncedPlans	0	shares
CY2014Q1	apei	Stock Repurchased During Period Shares Publicly Announced Plans StockRepurchasedDuringPeriodSharesPubliclyAnnouncedPlans	0	shares
CY2014Q1	apei	Stock Repurchased During Period Shares Publicly Announced Plans StockRepurchasedDuringPeriodSharesPubliclyAnnouncedPlans	40000	shares
CY2014Q2	apei	Stock Repurchased During Period Shares Publicly Announced Plans StockRepurchasedDuringPeriodSharesPubliclyAnnouncedPlans	0	shares
CY2014Q2	apei	Stock Repurchased During Period Shares Publicly Announced Plans StockRepurchasedDuringPeriodSharesPubliclyAnnouncedPlans	185000	shares
CY2014Q2	apei	Stock Repurchased During Period Shares Publicly Announced Plans StockRepurchasedDuringPeriodSharesPubliclyAnnouncedPlans	51760	shares
CY2014Q2	apei	Stock Repurchased During Period Shares Publicly Announced Plans StockRepurchasedDuringPeriodSharesPubliclyAnnouncedPlans	139568	shares
CY2014Q4	apei	Stock Repurchased During Period Shares Publicly Announced Plans StockRepurchasedDuringPeriodSharesPubliclyAnnouncedPlans	84634	shares
CY2014Q4	apei	Stock Repurchased During Period Shares Publicly Announced Plans StockRepurchasedDuringPeriodSharesPubliclyAnnouncedPlans	30000	shares
CY2014Q4	apei	Stock Repurchased During Period Shares Publicly Announced Plans StockRepurchasedDuringPeriodSharesPubliclyAnnouncedPlans	0	shares
CY2015Q1	apei	Stock Repurchased During Period Shares Publicly Announced Plans StockRepurchasedDuringPeriodSharesPubliclyAnnouncedPlans	0	shares
CY2015Q1	apei	Stock Repurchased During Period Shares Publicly Announced Plans StockRepurchasedDuringPeriodSharesPubliclyAnnouncedPlans	0	shares
CY2015Q1	apei	Stock Repurchased During Period Shares Publicly Announced Plans StockRepurchasedDuringPeriodSharesPubliclyAnnouncedPlans	0	shares
CY2015Q1	apei	Stock Repurchased During Period Shares Publicly Announced Plans StockRepurchasedDuringPeriodSharesPubliclyAnnouncedPlans	100000	shares
CY2015Q2	apei	Stock Repurchased During Period Shares Publicly Announced Plans StockRepurchasedDuringPeriodSharesPubliclyAnnouncedPlans	203820	shares
CY2015Q2	apei	Stock Repurchased During Period Shares Publicly Announced Plans StockRepurchasedDuringPeriodSharesPubliclyAnnouncedPlans	160000	shares
CY2015Q2	apei	Stock Repurchased During Period Shares Publicly Announced Plans StockRepurchasedDuringPeriodSharesPubliclyAnnouncedPlans	0	shares
CY2015Q2	apei	Stock Repurchased During Period Shares Publicly Announced Plans StockRepurchasedDuringPeriodSharesPubliclyAnnouncedPlans	200000	shares
CY2015Q3	apei	Stock Repurchased During Period Shares Publicly Announced Plans StockRepurchasedDuringPeriodSharesPubliclyAnnouncedPlans	0	shares
CY2015Q3	apei	Stock Repurchased During Period Shares Publicly Announced Plans StockRepurchasedDuringPeriodSharesPubliclyAnnouncedPlans	0	shares
CY2015Q3	apei	Stock Repurchased During Period Shares Publicly Announced Plans StockRepurchasedDuringPeriodSharesPubliclyAnnouncedPlans	129849	shares
CY2015Q4	apei	Stock Repurchased During Period Shares Publicly Announced Plans StockRepurchasedDuringPeriodSharesPubliclyAnnouncedPlans	118746	shares
CY2015Q4	apei	Stock Repurchased During Period Shares Publicly Announced Plans StockRepurchasedDuringPeriodSharesPubliclyAnnouncedPlans	199391	shares
CY2015Q4	apei	Stock Repurchased During Period Shares Publicly Announced Plans StockRepurchasedDuringPeriodSharesPubliclyAnnouncedPlans	211040	shares
CY2016Q1	apei	Stock Repurchased During Period Shares Publicly Announced Plans StockRepurchasedDuringPeriodSharesPubliclyAnnouncedPlans	0	shares
CY2016Q1	apei	Stock Repurchased During Period Shares Publicly Announced Plans StockRepurchasedDuringPeriodSharesPubliclyAnnouncedPlans	0	shares
CY2016Q1	apei	Stock Repurchased During Period Shares Publicly Announced Plans StockRepurchasedDuringPeriodSharesPubliclyAnnouncedPlans	0	shares
CY2016Q1	apei	Stock Repurchased During Period Shares Publicly Announced Plans StockRepurchasedDuringPeriodSharesPubliclyAnnouncedPlans	0	shares
CY2016Q2	apei	Stock Repurchased During Period Shares Publicly Announced Plans StockRepurchasedDuringPeriodSharesPubliclyAnnouncedPlans	0	shares
CY2016Q2	apei	Stock Repurchased During Period Shares Publicly Announced Plans StockRepurchasedDuringPeriodSharesPubliclyAnnouncedPlans	0	shares
CY2016Q2	apei	Stock Repurchased During Period Shares Publicly Announced Plans StockRepurchasedDuringPeriodSharesPubliclyAnnouncedPlans	0	shares
CY2016Q3	apei	Stock Repurchased During Period Shares Publicly Announced Plans StockRepurchasedDuringPeriodSharesPubliclyAnnouncedPlans	0	shares
CY2016Q3	apei	Stock Repurchased During Period Shares Publicly Announced Plans StockRepurchasedDuringPeriodSharesPubliclyAnnouncedPlans	0	shares
CY2016Q3	apei	Stock Repurchased During Period Shares Publicly Announced Plans StockRepurchasedDuringPeriodSharesPubliclyAnnouncedPlans	0	shares
CY2016Q4	apei	Stock Repurchased During Period Shares Publicly Announced Plans StockRepurchasedDuringPeriodSharesPubliclyAnnouncedPlans	0	shares
CY2016Q4	apei	Stock Repurchased During Period Shares Publicly Announced Plans StockRepurchasedDuringPeriodSharesPubliclyAnnouncedPlans	0	shares
CY2016Q4	apei	Stock Repurchased During Period Shares Publicly Announced Plans StockRepurchasedDuringPeriodSharesPubliclyAnnouncedPlans	0	shares
CY2014Q3	apei	Stock Repurchased During Period Shares Publicly Announced Plans StockRepurchasedDuringPeriodSharesPubliclyAnnouncedPlans	0	shares
CY2014	apei	Stock Repurchased During Period Shares Publicly Announced Plans StockRepurchasedDuringPeriodSharesPubliclyAnnouncedPlans	530962	shares
CY2014	apei	Stock Repurchased During Period Shares Publicly Announced Plans StockRepurchasedDuringPeriodSharesPubliclyAnnouncedPlans	530962	shares
CY2015	apei	Stock Repurchased During Period Shares Publicly Announced Plans StockRepurchasedDuringPeriodSharesPubliclyAnnouncedPlans	1322846	shares
CY2016	apei	Stock Repurchased During Period Shares Publicly Announced Plans StockRepurchasedDuringPeriodSharesPubliclyAnnouncedPlans	0	shares
CY2016	apei	Tuition Refund Percentage Before Or During Week One TuitionRefundPercentageBeforeOrDuringWeekOne	1
CY2016	dei	Amendment Flag AmendmentFlag	false
CY2016	dei	Current Fiscal Year End Date CurrentFiscalYearEndDate	--12-31
CY2016	dei	Document Fiscal Period Focus DocumentFiscalPeriodFocus	FY
CY2016	dei	Document Fiscal Year Focus DocumentFiscalYearFocus	2016
CY2016	dei	Document Period End Date DocumentPeriodEndDate	2016-12-31
CY2016	dei	Document Type DocumentType	10-K
CY2016	dei	Entity Central Index Key EntityCentralIndexKey	0001201792
CY2017Q1	dei	Entity Common Stock Shares Outstanding EntityCommonStockSharesOutstanding	16205924	shares
CY2016	dei	Entity Current Reporting Status EntityCurrentReportingStatus	Yes
CY2016	dei	Entity Filer Category EntityFilerCategory	Accelerated Filer
CY2016Q2	dei	Entity Public Float EntityPublicFloat	361700000	USD
CY2016	dei	Entity Registrant Name EntityRegistrantName	AMERICAN PUBLIC EDUCATION INC
CY2016	dei	Entity Voluntary Filers EntityVoluntaryFilers	No
CY2016	dei	Entity Well Known Seasoned Issuer EntityWellKnownSeasonedIssuer	No
CY2016	dei	Trading Symbol TradingSymbol	APEI
CY2015Q4	us-gaap	Accounts Payable Current AccountsPayableCurrent	6264000	USD
CY2016Q4	us-gaap	Accounts Payable Current AccountsPayableCurrent	6853000	USD
CY2015Q4	us-gaap	Accounts Receivable Net Current AccountsReceivableNetCurrent	7917000	USD
CY2016Q4	us-gaap	Accounts Receivable Net Current AccountsReceivableNetCurrent	6949000	USD
CY2015Q4	us-gaap	Accrued Liabilities Current AccruedLiabilitiesCurrent	14126000	USD
CY2016Q4	us-gaap	Accrued Liabilities Current AccruedLiabilitiesCurrent	14124000	USD
CY2015Q4	us-gaap	Accumulated Depreciation Depletion And Amortization Property Plant And Equipment AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment	76762000	USD
CY2016Q4	us-gaap	Accumulated Depreciation Depletion And Amortization Property Plant And Equipment AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment	86749000	USD
CY2015Q4	us-gaap	Additional Paid In Capital Common Stock AdditionalPaidInCapitalCommonStock	173700000	USD
CY2016Q4	us-gaap	Additional Paid In Capital Common Stock AdditionalPaidInCapitalCommonStock	177061000	USD
CY2014	us-gaap	Adjustment For Amortization AdjustmentForAmortization	1141000	USD
CY2015	us-gaap	Adjustment For Amortization AdjustmentForAmortization	894000	USD
CY2016	us-gaap	Adjustment For Amortization AdjustmentForAmortization	710000	USD
CY2014	us-gaap	Adjustment To Additional Paid In Capital Income Tax Effect From Share Based Compensation Net AdjustmentToAdditionalPaidInCapitalIncomeTaxEffectFromShareBasedCompensationNet	250000	USD
CY2015	us-gaap	Adjustment To Additional Paid In Capital Income Tax Effect From Share Based Compensation Net AdjustmentToAdditionalPaidInCapitalIncomeTaxEffectFromShareBasedCompensationNet	-519000	USD
CY2016	us-gaap	Adjustment To Additional Paid In Capital Income Tax Effect From Share Based Compensation Net AdjustmentToAdditionalPaidInCapitalIncomeTaxEffectFromShareBasedCompensationNet	-1120000	USD
CY2014	us-gaap	Adjustments To Additional Paid In Capital Sharebased Compensation Requisite Service Period Recognition Value AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue	5107000	USD
CY2015	us-gaap	Adjustments To Additional Paid In Capital Sharebased Compensation Requisite Service Period Recognition Value AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue	6229000	USD
CY2016	us-gaap	Adjustments To Additional Paid In Capital Sharebased Compensation Requisite Service Period Recognition Value AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue	5164000	USD
CY2014	us-gaap	Allocated Share Based Compensation Expense AllocatedShareBasedCompensationExpense	5369000	USD
CY2015	us-gaap	Allocated Share Based Compensation Expense AllocatedShareBasedCompensationExpense	5912000	USD
CY2016	us-gaap	Allocated Share Based Compensation Expense AllocatedShareBasedCompensationExpense	5211000	USD
CY2015Q4	us-gaap	Allowance For Doubtful Accounts Receivable Current AllowanceForDoubtfulAccountsReceivableCurrent	13012000	USD
CY2016Q4	us-gaap	Allowance For Doubtful Accounts Receivable Current AllowanceForDoubtfulAccountsReceivableCurrent	8077000	USD
CY2015Q4	us-gaap	Assets Assets	299427000	USD
CY2016Q4	us-gaap	Assets Assets	320712000	USD
CY2015Q4	us-gaap	Assets Current AssetsCurrent	126642000	USD
CY2016Q4	us-gaap	Assets Current AssetsCurrent	163719000	USD
CY2013Q4	us-gaap	Business Acquisition Purchase Price Allocation Goodwill Expected Tax Deductible Amount BusinessAcquisitionPurchasePriceAllocationGoodwillExpectedTaxDeductibleAmount	38100000	USD
CY2016	us-gaap	Business Combination Consideration Transferred1 BusinessCombinationConsiderationTransferred1	46764000	USD
CY2016	us-gaap	Business Combination Consideration Transferred Liabilities Incurred BusinessCombinationConsiderationTransferredLiabilitiesIncurred	636000	USD
CY2016Q4	us-gaap	Business Combination Recognized Identifiable Assets Acquired And Liabilities Assumed Assets BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedAssets	4834000	USD
CY2016Q4	us-gaap	Business Combination Recognized Identifiable Assets Acquired And Liabilities Assumed Intangible Assets Other Than Goodwill BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedIntangibleAssetsOtherThanGoodwill	8082000	USD
CY2016Q4	us-gaap	Business Combination Recognized Identifiable Assets Acquired And Liabilities Assumed Liabilities BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedLiabilities	4786000	USD
CY2016Q4	us-gaap	Business Combination Recognized Identifiable Assets Acquired And Liabilities Assumed Net BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedNet	48000	USD
CY2013Q4	us-gaap	Cash And Cash Equivalents At Carrying Value CashAndCashEquivalentsAtCarryingValue	94820000	USD
CY2014Q4	us-gaap	Cash And Cash Equivalents At Carrying Value CashAndCashEquivalentsAtCarryingValue	115634000	USD
CY2015Q4	us-gaap	Cash And Cash Equivalents At Carrying Value CashAndCashEquivalentsAtCarryingValue	105734000	USD
CY2016Q4	us-gaap	Cash And Cash Equivalents At Carrying Value CashAndCashEquivalentsAtCarryingValue	146351000	USD
CY2014	us-gaap	Cash And Cash Equivalents Period Increase Decrease CashAndCashEquivalentsPeriodIncreaseDecrease	20814000	USD
CY2015	us-gaap	Cash And Cash Equivalents Period Increase Decrease CashAndCashEquivalentsPeriodIncreaseDecrease	-9900000	USD
CY2016	us-gaap	Cash And Cash Equivalents Period Increase Decrease CashAndCashEquivalentsPeriodIncreaseDecrease	40617000	USD
CY2015Q4	us-gaap	Commitments And Contingencies CommitmentsAndContingencies		USD
CY2016Q4	us-gaap	Commitments And Contingencies CommitmentsAndContingencies		USD
CY2014Q4	us-gaap	Common Stock Par Or Stated Value Per Share CommonStockParOrStatedValuePerShare	0.01
CY2015Q4	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
CY2015Q4	us-gaap	Common Stock Shares Authorized CommonStockSharesAuthorized	100000000	shares
CY2016Q4	us-gaap	Common Stock Shares Authorized CommonStockSharesAuthorized	100000000	shares
CY2015Q4	us-gaap	Common Stock Shares Issued CommonStockSharesIssued	15989000	shares
CY2016Q4	us-gaap	Common Stock Shares Issued CommonStockSharesIssued	16109000	shares
CY2015Q4	us-gaap	Common Stock Shares Outstanding CommonStockSharesOutstanding	15989000	shares
CY2016Q4	us-gaap	Common Stock Shares Outstanding CommonStockSharesOutstanding	16109000	shares
CY2015Q4	us-gaap	Common Stock Value CommonStockValue	160000	USD
CY2016Q4	us-gaap	Common Stock Value CommonStockValue	161000	USD
CY2015Q4	us-gaap	Cost Method Investments CostMethodInvestments	4100000	USD
CY2016Q4	us-gaap	Cost Method Investments CostMethodInvestments	4100000	USD
CY2014	us-gaap	Costs And Expenses CostsAndExpenses	284188000	USD
CY2015	us-gaap	Costs And Expenses CostsAndExpenses	275629000	USD
CY2016	us-gaap	Costs And Expenses CostsAndExpenses	274863000	USD
CY2014	us-gaap	Current Federal Tax Expense Benefit CurrentFederalTaxExpenseBenefit	19404000	USD
CY2015	us-gaap	Current Federal Tax Expense Benefit CurrentFederalTaxExpenseBenefit	17910000	USD
CY2016	us-gaap	Current Federal Tax Expense Benefit CurrentFederalTaxExpenseBenefit	13518000	USD
CY2014	us-gaap	Current Income Tax Expense Benefit CurrentIncomeTaxExpenseBenefit	22656000	USD
CY2015	us-gaap	Current Income Tax Expense Benefit CurrentIncomeTaxExpenseBenefit	20232000	USD
CY2016	us-gaap	Current Income Tax Expense Benefit CurrentIncomeTaxExpenseBenefit	15395000	USD
CY2014	us-gaap	Current State And Local Tax Expense Benefit CurrentStateAndLocalTaxExpenseBenefit	3252000	USD
CY2015	us-gaap	Current State And Local Tax Expense Benefit CurrentStateAndLocalTaxExpenseBenefit	2322000	USD
CY2016	us-gaap	Current State And Local Tax Expense Benefit CurrentStateAndLocalTaxExpenseBenefit	1877000	USD
CY2014	us-gaap	Deferred Federal Income Tax Expense Benefit DeferredFederalIncomeTaxExpenseBenefit	2623000	USD
CY2015	us-gaap	Deferred Federal Income Tax Expense Benefit DeferredFederalIncomeTaxExpenseBenefit	-241000	USD
CY2016	us-gaap	Deferred Federal Income Tax Expense Benefit DeferredFederalIncomeTaxExpenseBenefit	-424000	USD
CY2014	us-gaap	Deferred Income Tax Expense Benefit DeferredIncomeTaxExpenseBenefit	2494000	USD
CY2015	us-gaap	Deferred Income Tax Expense Benefit DeferredIncomeTaxExpenseBenefit	-160000	USD
CY2016	us-gaap	Deferred Income Tax Expense Benefit DeferredIncomeTaxExpenseBenefit	-455000	USD
CY2015Q4	us-gaap	Deferred Income Tax Liabilities DeferredIncomeTaxLiabilities	17979000	USD
CY2016Q4	us-gaap	Deferred Income Tax Liabilities DeferredIncomeTaxLiabilities	15751000	USD
CY2015Q4	us-gaap	Deferred Revenue Current DeferredRevenueCurrent	25258000	USD
CY2016Q4	us-gaap	Deferred Revenue Current DeferredRevenueCurrent	20639000	USD
CY2014	us-gaap	Deferred State And Local Income Tax Expense Benefit DeferredStateAndLocalIncomeTaxExpenseBenefit	-129000	USD
CY2015	us-gaap	Deferred State And Local Income Tax Expense Benefit DeferredStateAndLocalIncomeTaxExpenseBenefit	81000	USD
CY2015Q4	us-gaap	Deferred Tax Assets Tax Deferred Expense Compensation And Benefits Severance Payments DeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefitsSeverancePayments	576000	USD
CY2016Q4	us-gaap	Deferred Tax Assets Tax Deferred Expense Compensation And Benefits Severance Payments DeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefitsSeverancePayments	798000	USD
CY2016	us-gaap	Deferred State And Local Income Tax Expense Benefit DeferredStateAndLocalIncomeTaxExpenseBenefit	-31000	USD
CY2015Q4	us-gaap	Deferred Tax Assets Investments DeferredTaxAssetsInvestments	19000	USD
CY2016Q4	us-gaap	Deferred Tax Assets Investments DeferredTaxAssetsInvestments	168000	USD
CY2015Q4	us-gaap	Deferred Tax Assets Net DeferredTaxAssetsNet	8749000	USD
CY2016Q4	us-gaap	Deferred Tax Assets Net DeferredTaxAssetsNet	6976000	USD
CY2015Q4	us-gaap	Deferred Tax Assets Net Current DeferredTaxAssetsNetCurrent	6714000	USD
CY2016Q4	us-gaap	Deferred Tax Assets Net Current DeferredTaxAssetsNetCurrent	5092000	USD
CY2015Q4	us-gaap	Deferred Tax Assets Tax Deferred Expense Compensation And Benefits Share Based Compensation Cost DeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefitsShareBasedCompensationCost	1336000	USD
CY2016Q4	us-gaap	Deferred Tax Assets Tax Deferred Expense Compensation And Benefits Share Based Compensation Cost DeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefitsShareBasedCompensationCost	1057000	USD
CY2015Q4	us-gaap	Deferred Tax Assets Tax Deferred Expense Reserves And Accruals Allowance For Doubtful Accounts DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsAllowanceForDoubtfulAccounts	4988000	USD
CY2016Q4	us-gaap	Deferred Tax Assets Tax Deferred Expense Reserves And Accruals Allowance For Doubtful Accounts DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsAllowanceForDoubtfulAccounts	3079000	USD
CY2015Q4	us-gaap	Deferred Tax Liabilities DeferredTaxLiabilities	9230000	USD
CY2016Q4	us-gaap	Deferred Tax Liabilities DeferredTaxLiabilities	8775000	USD
CY2015Q4	us-gaap	Deferred Tax Liabilities Deferred Expense Capitalized Software DeferredTaxLiabilitiesDeferredExpenseCapitalizedSoftware	11275000	USD
CY2016Q4	us-gaap	Deferred Tax Liabilities Deferred Expense Capitalized Software DeferredTaxLiabilitiesDeferredExpenseCapitalizedSoftware	11827000	USD
CY2015Q4	us-gaap	Deferred Tax Liabilities Noncurrent DeferredTaxLiabilitiesNoncurrent	15944000	USD
CY2016Q4	us-gaap	Deferred Tax Liabilities Noncurrent DeferredTaxLiabilitiesNoncurrent	13867000	USD
CY2015Q4	us-gaap	Deferred Tax Liabilities Prepaid Expenses DeferredTaxLiabilitiesPrepaidExpenses	2016000	USD
CY2016Q4	us-gaap	Deferred Tax Liabilities Prepaid Expenses DeferredTaxLiabilitiesPrepaidExpenses	1716000	USD
CY2015Q4	us-gaap	Deferred Tax Liabilities Property Plant And Equipment DeferredTaxLiabilitiesPropertyPlantAndEquipment	4688000	USD
CY2016Q4	us-gaap	Deferred Tax Liabilities Property Plant And Equipment DeferredTaxLiabilitiesPropertyPlantAndEquipment	2208000	USD
CY2014	us-gaap	Defined Contribution Plan Employer Discretionary Contribution Amount DefinedContributionPlanEmployerDiscretionaryContributionAmount	3270000	USD
CY2015	us-gaap	Defined Contribution Plan Employer Discretionary Contribution Amount DefinedContributionPlanEmployerDiscretionaryContributionAmount	3309000	USD
CY2016	us-gaap	Defined Contribution Plan Employer Discretionary Contribution Amount DefinedContributionPlanEmployerDiscretionaryContributionAmount	3284000	USD
CY2016	us-gaap	Defined Contribution Plan Maximum Annual Contributions Per Employee Percent DefinedContributionPlanMaximumAnnualContributionsPerEmployeePercent	0.6
CY2014	us-gaap	Depreciation Depreciation	14980000	USD
CY2015	us-gaap	Depreciation Depreciation	19626000	USD
CY2016	us-gaap	Depreciation Depreciation	18674000	USD
CY2014	us-gaap	Depreciation And Amortization DepreciationAndAmortization	16121000	USD
CY2015	us-gaap	Depreciation And Amortization DepreciationAndAmortization	20520000	USD
CY2016	us-gaap	Depreciation And Amortization DepreciationAndAmortization	19384000	USD
CY2015Q4	us-gaap	Disposal Group Including Discontinued Operation Assets Noncurrent DisposalGroupIncludingDiscontinuedOperationAssetsNoncurrent	0	USD
CY2016Q4	us-gaap	Disposal Group Including Discontinued Operation Assets Noncurrent DisposalGroupIncludingDiscontinuedOperationAssetsNoncurrent	2100000	USD
CY2014	us-gaap	Disposal Group Not Discontinued Operation Gain Loss On Disposal DisposalGroupNotDiscontinuedOperationGainLossOnDisposal	-115000	USD
CY2015	us-gaap	Disposal Group Not Discontinued Operation Gain Loss On Disposal DisposalGroupNotDiscontinuedOperationGainLossOnDisposal	-817000	USD
CY2016	us-gaap	Disposal Group Not Discontinued Operation Gain Loss On Disposal DisposalGroupNotDiscontinuedOperationGainLossOnDisposal	-5147000	USD
CY2014	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	2.36
CY2015Q1	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	0.51
CY2015Q2	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	0.42
CY2015Q3	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	0.41
CY2015Q4	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	0.61
CY2015	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	1.94
CY2016Q1	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	0.64
CY2016Q2	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	0.41
CY2016Q3	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	0.02
CY2016Q4	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	0.43
CY2016	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	1.50
CY2014	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	2.33
CY2015Q1	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	0.51
CY2015Q2	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	0.42
CY2015Q3	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	0.41
CY2015Q4	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	0.60
CY2015	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	1.93
CY2016Q1	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	0.64
CY2016Q2	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	0.41
CY2016Q3	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	0.02
CY2016Q4	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	0.42
CY2016	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	1.49
CY2014	us-gaap	Effective Income Tax Rate Continuing Operations EffectiveIncomeTaxRateContinuingOperations	0.3809
CY2015	us-gaap	Effective Income Tax Rate Continuing Operations EffectiveIncomeTaxRateContinuingOperations	0.3824
CY2016	us-gaap	Effective Income Tax Rate Continuing Operations EffectiveIncomeTaxRateContinuingOperations	0.3821
CY2014	us-gaap	Effective Income Tax Rate Reconciliation At Federal Statutory Income Tax Rate EffectiveIncomeTaxRateReconciliationAtFederalStatutoryIncomeTaxRate	0.3500
CY2015	us-gaap	Effective Income Tax Rate Reconciliation At Federal Statutory Income Tax Rate EffectiveIncomeTaxRateReconciliationAtFederalStatutoryIncomeTaxRate	0.35
CY2016	us-gaap	Effective Income Tax Rate Reconciliation At Federal Statutory Income Tax Rate EffectiveIncomeTaxRateReconciliationAtFederalStatutoryIncomeTaxRate	0.35
CY2014	us-gaap	Effective Income Tax Rate Reconciliation Nondeductible Expense EffectiveIncomeTaxRateReconciliationNondeductibleExpense	0.0035
CY2015	us-gaap	Effective Income Tax Rate Reconciliation Nondeductible Expense EffectiveIncomeTaxRateReconciliationNondeductibleExpense	0.0053
CY2016	us-gaap	Effective Income Tax Rate Reconciliation Nondeductible Expense EffectiveIncomeTaxRateReconciliationNondeductibleExpense	0.0056
CY2014	us-gaap	Effective Income Tax Rate Reconciliation Other Adjustments EffectiveIncomeTaxRateReconciliationOtherAdjustments	-0.0027
CY2015	us-gaap	Effective Income Tax Rate Reconciliation Other Adjustments EffectiveIncomeTaxRateReconciliationOtherAdjustments	-0.0032
CY2016	us-gaap	Effective Income Tax Rate Reconciliation Other Adjustments EffectiveIncomeTaxRateReconciliationOtherAdjustments	-0.0062
CY2014	us-gaap	Effective Income Tax Rate Reconciliation State And Local Income Taxes EffectiveIncomeTaxRateReconciliationStateAndLocalIncomeTaxes	0.0301
CY2015	us-gaap	Effective Income Tax Rate Reconciliation State And Local Income Taxes EffectiveIncomeTaxRateReconciliationStateAndLocalIncomeTaxes	0.0303
CY2016	us-gaap	Effective Income Tax Rate Reconciliation State And Local Income Taxes EffectiveIncomeTaxRateReconciliationStateAndLocalIncomeTaxes	0.0327
CY2014	us-gaap	Employee Service Share Based Compensation Cash Received From Exercise Of Stock Options EmployeeServiceShareBasedCompensationCashReceivedFromExerciseOfStockOptions	631000	USD
CY2015	us-gaap	Employee Service Share Based Compensation Cash Received From Exercise Of Stock Options EmployeeServiceShareBasedCompensationCashReceivedFromExerciseOfStockOptions	182000	USD
CY2016	us-gaap	Employee Service Share Based Compensation Cash Received From Exercise Of Stock Options EmployeeServiceShareBasedCompensationCashReceivedFromExerciseOfStockOptions	118000	USD
CY2014	us-gaap	Employee Service Share Based Compensation Tax Benefit From Compensation Expense EmployeeServiceShareBasedCompensationTaxBenefitFromCompensationExpense	2022000	USD
CY2015	us-gaap	Employee Service Share Based Compensation Tax Benefit From Compensation Expense EmployeeServiceShareBasedCompensationTaxBenefitFromCompensationExpense	2467000	USD
CY2016	us-gaap	Employee Service Share Based Compensation Tax Benefit From Compensation Expense EmployeeServiceShareBasedCompensationTaxBenefitFromCompensationExpense	2064000	USD
CY2014	us-gaap	Employee Service Share Based Compensation Tax Benefit Realized From Exercise Of Stock Options EmployeeServiceShareBasedCompensationTaxBenefitRealizedFromExerciseOfStockOptions	193000	USD
CY2015	us-gaap	Employee Service Share Based Compensation Tax Benefit Realized From Exercise Of Stock Options EmployeeServiceShareBasedCompensationTaxBenefitRealizedFromExerciseOfStockOptions	54000	USD
CY2016	us-gaap	Employee Service Share Based Compensation Tax Benefit Realized From Exercise Of Stock Options EmployeeServiceShareBasedCompensationTaxBenefitRealizedFromExerciseOfStockOptions	94000	USD
CY2015Q4	us-gaap	Equity Method Investments EquityMethodInvestments	15915000	USD
CY2016Q4	us-gaap	Equity Method Investments EquityMethodInvestments	14611000	USD
CY2014	us-gaap	Excess Tax Benefit From Share Based Compensation Financing Activities ExcessTaxBenefitFromShareBasedCompensationFinancingActivities	250000	USD
CY2015	us-gaap	Excess Tax Benefit From Share Based Compensation Financing Activities ExcessTaxBenefitFromShareBasedCompensationFinancingActivities	-519000	USD
CY2016	us-gaap	Excess Tax Benefit From Share Based Compensation Financing Activities ExcessTaxBenefitFromShareBasedCompensationFinancingActivities	-1120000	USD
CY2016Q4	us-gaap	Finite Lived Intangible Assets Accumulated Amortization FiniteLivedIntangibleAssetsAccumulatedAmortization	2878000	USD
CY2016Q4	us-gaap	Finite Lived Intangible Assets Amortization Expense Next Twelve Months FiniteLivedIntangibleAssetsAmortizationExpenseNextTwelveMonths	598000	USD
CY2016Q4	us-gaap	Finite Lived Intangible Assets Amortization Expense Year Three FiniteLivedIntangibleAssetsAmortizationExpenseYearThree	322000	USD
CY2016Q4	us-gaap	Finite Lived Intangible Assets Amortization Expense Year Two FiniteLivedIntangibleAssetsAmortizationExpenseYearTwo	563000	USD
CY2016Q4	us-gaap	Finite Lived Intangible Assets Gross FiniteLivedIntangibleAssetsGross	4361000	USD
CY2015Q4	us-gaap	Goodwill Goodwill	38634000	USD
CY2016Q4	us-gaap	Goodwill Goodwill	33899000	USD
CY2016Q4	us-gaap	Finite Lived Intangible Assets Net FiniteLivedIntangibleAssetsNet	1483000	USD
CY2016	us-gaap	Gain Loss On Disposition Of Assets GainLossOnDispositionOfAssets	-4000000	USD
CY2014	us-gaap	Gain Loss On Disposition Of Assets1 GainLossOnDispositionOfAssets1	-115000	USD
CY2015	us-gaap	Gain Loss On Disposition Of Assets1 GainLossOnDispositionOfAssets1	-817000	USD
CY2016	us-gaap	Gain Loss On Disposition Of Assets1 GainLossOnDispositionOfAssets1	-5147000	USD
CY2014	us-gaap	General And Administrative Expense GeneralAndAdministrativeExpense	74958000	USD
CY2015	us-gaap	General And Administrative Expense GeneralAndAdministrativeExpense	73047000	USD
CY2016	us-gaap	General And Administrative Expense GeneralAndAdministrativeExpense	68666000	USD
CY2014Q4	us-gaap	Goodwill Goodwill	38634000	USD
CY2016	us-gaap	Goodwill Acquired During Period GoodwillAcquiredDuringPeriod	38634000	USD
CY2015Q4	us-gaap	Goodwill Gross GoodwillGross	38634000	USD
CY2016Q4	us-gaap	Goodwill Gross GoodwillGross	38634000	USD
CY2015Q4	us-gaap	Goodwill Impaired Accumulated Impairment Loss GoodwillImpairedAccumulatedImpairmentLoss	0	USD
CY2016Q4	us-gaap	Goodwill Impaired Accumulated Impairment Loss GoodwillImpairedAccumulatedImpairmentLoss	4735000	USD
CY2014	us-gaap	Goodwill Impairment Loss GoodwillImpairmentLoss	0	USD
CY2015	us-gaap	Goodwill Impairment Loss GoodwillImpairmentLoss	0	USD
CY2016	us-gaap	Goodwill Impairment Loss GoodwillImpairmentLoss	4735000	USD
CY2016	us-gaap	Impairment Of Intangible Assets Excluding Goodwill ImpairmentOfIntangibleAssetsExcludingGoodwill	0	USD
CY2014	us-gaap	Impairment Of Long Lived Assets To Be Disposed Of ImpairmentOfLongLivedAssetsToBeDisposedOf	0	USD
CY2015	us-gaap	Impairment Of Long Lived Assets To Be Disposed Of ImpairmentOfLongLivedAssetsToBeDisposedOf	0	USD
CY2016	us-gaap	Impairment Of Long Lived Assets To Be Disposed Of ImpairmentOfLongLivedAssetsToBeDisposedOf	823000	USD
CY2014	us-gaap	Income Loss From Continuing Operations Before Income Taxes Minority Interest And Income Loss From Equity Method Investments IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments	66193000	USD
CY2015Q1	us-gaap	Income Loss From Continuing Operations Before Income Taxes Minority Interest And Income Loss From Equity Method Investments IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments	14481000	USD
CY2015Q2	us-gaap	Income Loss From Continuing Operations Before Income Taxes Minority Interest And Income Loss From Equity Method Investments IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments	11607000	USD
CY2015Q3	us-gaap	Income Loss From Continuing Operations Before Income Taxes Minority Interest And Income Loss From Equity Method Investments IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments	10549000	USD
CY2015Q4	us-gaap	Income Loss From Continuing Operations Before Income Taxes Minority Interest And Income Loss From Equity Method Investments IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments	15759000	USD
CY2015	us-gaap	Income Loss From Continuing Operations Before Income Taxes Minority Interest And Income Loss From Equity Method Investments IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments	52396000	USD
CY2016Q1	us-gaap	Income Loss From Continuing Operations Before Income Taxes Minority Interest And Income Loss From Equity Method Investments IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments	16007000	USD
CY2016Q2	us-gaap	Income Loss From Continuing Operations Before Income Taxes Minority Interest And Income Loss From Equity Method Investments IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments	10697000	USD
CY2016Q3	us-gaap	Income Loss From Continuing Operations Before Income Taxes Minority Interest And Income Loss From Equity Method Investments IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments	429000	USD
CY2016Q4	us-gaap	Income Loss From Continuing Operations Before Income Taxes Minority Interest And Income Loss From Equity Method Investments IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments	11259000	USD
CY2016	us-gaap	Income Loss From Continuing Operations Before Income Taxes Minority Interest And Income Loss From Equity Method Investments IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments	38392000	USD
CY2014	us-gaap	Income Loss From Equity Method Investments IncomeLossFromEquityMethodInvestments	-166000	USD
CY2015	us-gaap	Income Loss From Equity Method Investments IncomeLossFromEquityMethodInvestments	90000	USD
CY2016	us-gaap	Income Loss From Equity Method Investments IncomeLossFromEquityMethodInvestments	703000	USD
CY2014	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	25150000	USD
CY2015	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	20072000	USD
CY2016	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	14940000	USD
CY2014	us-gaap	Income Tax Reconciliation Income Tax Expense Benefit At Federal Statutory Income Tax Rate IncomeTaxReconciliationIncomeTaxExpenseBenefitAtFederalStatutoryIncomeTaxRate	23110000	USD
CY2015	us-gaap	Income Tax Reconciliation Income Tax Expense Benefit At Federal Statutory Income Tax Rate IncomeTaxReconciliationIncomeTaxExpenseBenefitAtFederalStatutoryIncomeTaxRate	18370000	USD
CY2016	us-gaap	Income Tax Reconciliation Income Tax Expense Benefit At Federal Statutory Income Tax Rate IncomeTaxReconciliationIncomeTaxExpenseBenefitAtFederalStatutoryIncomeTaxRate	13683000	USD
CY2014	us-gaap	Income Tax Reconciliation Nondeductible Expense IncomeTaxReconciliationNondeductibleExpense	228000	USD
CY2015	us-gaap	Income Tax Reconciliation Nondeductible Expense IncomeTaxReconciliationNondeductibleExpense	278000	USD
CY2016	us-gaap	Income Tax Reconciliation Nondeductible Expense IncomeTaxReconciliationNondeductibleExpense	221000	USD
CY2014	us-gaap	Income Tax Reconciliation Other Reconciling Items IncomeTaxReconciliationOtherReconcilingItems	-173000	USD
CY2015	us-gaap	Income Tax Reconciliation Other Reconciling Items IncomeTaxReconciliationOtherReconcilingItems	-166000	USD
CY2016	us-gaap	Income Tax Reconciliation Other Reconciling Items IncomeTaxReconciliationOtherReconcilingItems	-242000	USD
CY2014	us-gaap	Income Tax Reconciliation State And Local Income Taxes IncomeTaxReconciliationStateAndLocalIncomeTaxes	1985000	USD
CY2015	us-gaap	Income Tax Reconciliation State And Local Income Taxes IncomeTaxReconciliationStateAndLocalIncomeTaxes	1590000	USD
CY2016	us-gaap	Income Tax Reconciliation State And Local Income Taxes IncomeTaxReconciliationStateAndLocalIncomeTaxes	1278000	USD
CY2014	us-gaap	Income Taxes Paid IncomeTaxesPaid	21631000	USD
CY2015	us-gaap	Income Taxes Paid IncomeTaxesPaid	18037000	USD
CY2016	us-gaap	Income Taxes Paid IncomeTaxesPaid	16637000	USD
CY2014	us-gaap	Increase Decrease In Accounts Payable IncreaseDecreaseInAccountsPayable	-534000	USD
CY2015	us-gaap	Increase Decrease In Accounts Payable IncreaseDecreaseInAccountsPayable	-4765000	USD
CY2016	us-gaap	Increase Decrease In Accounts Payable IncreaseDecreaseInAccountsPayable	589000	USD
CY2014	us-gaap	Increase Decrease In Accounts Receivable IncreaseDecreaseInAccountsReceivable	-3390000	USD
CY2015	us-gaap	Increase Decrease In Accounts Receivable IncreaseDecreaseInAccountsReceivable	1787000	USD
CY2016	us-gaap	Increase Decrease In Accounts Receivable IncreaseDecreaseInAccountsReceivable	-968000	USD
CY2014	us-gaap	Increase Decrease In Accrued Income Taxes Payable IncreaseDecreaseInAccruedIncomeTaxesPayable	0	USD
CY2015	us-gaap	Increase Decrease In Accrued Income Taxes Payable IncreaseDecreaseInAccruedIncomeTaxesPayable	682000	USD
CY2016	us-gaap	Increase Decrease In Accrued Income Taxes Payable IncreaseDecreaseInAccruedIncomeTaxesPayable	-123000	USD
CY2014	us-gaap	Increase Decrease In Accrued Liabilities IncreaseDecreaseInAccruedLiabilities	-6708000	USD
CY2015	us-gaap	Increase Decrease In Accrued Liabilities IncreaseDecreaseInAccruedLiabilities	56000	USD
CY2016	us-gaap	Increase Decrease In Accrued Liabilities IncreaseDecreaseInAccruedLiabilities	-424000	USD
CY2014	us-gaap	Increase Decrease In Deferred Revenue And Customer Advances And Deposits IncreaseDecreaseInDeferredRevenueAndCustomerAdvancesAndDeposits	-1024000	USD
CY2015	us-gaap	Increase Decrease In Deferred Revenue And Customer Advances And Deposits IncreaseDecreaseInDeferredRevenueAndCustomerAdvancesAndDeposits	1453000	USD
CY2016	us-gaap	Increase Decrease In Deferred Revenue And Customer Advances And Deposits IncreaseDecreaseInDeferredRevenueAndCustomerAdvancesAndDeposits	-4619000	USD
CY2014	us-gaap	Increase Decrease In Income Taxes Receivable IncreaseDecreaseInIncomeTaxesReceivable	-1186000	USD
CY2015	us-gaap	Increase Decrease In Income Taxes Receivable IncreaseDecreaseInIncomeTaxesReceivable	-2029000	USD
CY2016	us-gaap	Increase Decrease In Income Taxes Receivable IncreaseDecreaseInIncomeTaxesReceivable	0	USD
CY2014	us-gaap	Increase Decrease In Prepaid Deferred Expense And Other Assets IncreaseDecreaseInPrepaidDeferredExpenseAndOtherAssets	512000	USD
CY2015	us-gaap	Increase Decrease In Prepaid Deferred Expense And Other Assets IncreaseDecreaseInPrepaidDeferredExpenseAndOtherAssets	-64000	USD
CY2016	us-gaap	Increase Decrease In Prepaid Deferred Expense And Other Assets IncreaseDecreaseInPrepaidDeferredExpenseAndOtherAssets	-997000	USD
CY2016Q4	us-gaap	Indefinite Lived Intangible Assets Excluding Goodwill IndefiniteLivedIntangibleAssetsExcludingGoodwill	3721000	USD
CY2016Q4	us-gaap	Intangible Assets Gross Excluding Goodwill IntangibleAssetsGrossExcludingGoodwill	8082000	USD
CY2016Q4	us-gaap	Intangible Assets Net Excluding Goodwill IntangibleAssetsNetExcludingGoodwill	5204000	USD
CY2014	us-gaap	Interest Income Expense Net InterestIncomeExpenseNet	361000	USD
CY2015	us-gaap	Interest Income Expense Net InterestIncomeExpenseNet	115000	USD
CY2016	us-gaap	Interest Income Expense Net InterestIncomeExpenseNet	116000	USD
CY2014	us-gaap	Interest Income Expense Nonoperating Net InterestIncomeExpenseNonoperatingNet	361000	USD
CY2015	us-gaap	Interest Income Expense Nonoperating Net InterestIncomeExpenseNonoperatingNet	115000	USD
CY2016	us-gaap	Interest Income Expense Nonoperating Net InterestIncomeExpenseNonoperatingNet	116000	USD
CY2015Q4	us-gaap	Liabilities Liabilities	62274000	USD
CY2016Q4	us-gaap	Liabilities Liabilities	56042000	USD
CY2015Q4	us-gaap	Liabilities And Stockholders Equity LiabilitiesAndStockholdersEquity	299427000	USD
CY2016Q4	us-gaap	Liabilities And Stockholders Equity LiabilitiesAndStockholdersEquity	320712000	USD
CY2015Q4	us-gaap	Liabilities Current LiabilitiesCurrent	46330000	USD
CY2016Q4	us-gaap	Liabilities Current LiabilitiesCurrent	42175000	USD
CY2014	us-gaap	Net Cash Provided By Used In Financing Activities Continuing Operations NetCashProvidedByUsedInFinancingActivitiesContinuingOperations	-18925000	USD
CY2015	us-gaap	Net Cash Provided By Used In Financing Activities Continuing Operations NetCashProvidedByUsedInFinancingActivitiesContinuingOperations	-35774000	USD
CY2016	us-gaap	Net Cash Provided By Used In Financing Activities Continuing Operations NetCashProvidedByUsedInFinancingActivitiesContinuingOperations	-1849000	USD
CY2014	us-gaap	Net Cash Provided By Used In Investing Activities Continuing Operations NetCashProvidedByUsedInInvestingActivitiesContinuingOperations	-21291000	USD
CY2015	us-gaap	Net Cash Provided By Used In Investing Activities Continuing Operations NetCashProvidedByUsedInInvestingActivitiesContinuingOperations	-31337000	USD
CY2016	us-gaap	Net Cash Provided By Used In Investing Activities Continuing Operations NetCashProvidedByUsedInInvestingActivitiesContinuingOperations	-13548000	USD
CY2014	us-gaap	Net Cash Provided By Used In Operating Activities Continuing Operations NetCashProvidedByUsedInOperatingActivitiesContinuingOperations	61030000	USD
CY2015	us-gaap	Net Cash Provided By Used In Operating Activities Continuing Operations NetCashProvidedByUsedInOperatingActivitiesContinuingOperations	57211000	USD
CY2016	us-gaap	Net Cash Provided By Used In Operating Activities Continuing Operations NetCashProvidedByUsedInOperatingActivitiesContinuingOperations	56014000	USD
CY2014	us-gaap	Net Income Loss NetIncomeLoss	40877000	USD
CY2015Q1	us-gaap	Net Income Loss NetIncomeLoss	8793000	USD
CY2015Q2	us-gaap	Net Income Loss NetIncomeLoss	7073000	USD
CY2015Q3	us-gaap	Net Income Loss NetIncomeLoss	6757000	USD
CY2015Q4	us-gaap	Net Income Loss NetIncomeLoss	9791000	USD
CY2015	us-gaap	Net Income Loss NetIncomeLoss	32414000	USD
CY2016Q1	us-gaap	Net Income Loss NetIncomeLoss	10340000	USD
CY2016Q2	us-gaap	Net Income Loss NetIncomeLoss	6596000	USD
CY2016Q3	us-gaap	Net Income Loss NetIncomeLoss	326000	USD
CY2016Q4	us-gaap	Net Income Loss NetIncomeLoss	6893000	USD
CY2016	us-gaap	Net Income Loss NetIncomeLoss	24155000	USD
CY2016	us-gaap	Number Of Operating Segments NumberOfOperatingSegments	2	segment
CY2016	us-gaap	Number Of Reportable Segments NumberOfReportableSegments	2	segment
CY2014	us-gaap	Operating Income Loss OperatingIncomeLoss	65832000	USD
CY2015	us-gaap	Operating Income Loss OperatingIncomeLoss	52281000	USD
CY2016	us-gaap	Operating Income Loss OperatingIncomeLoss	38276000	USD
CY2016Q4	us-gaap	Operating Leases Future Minimum Payments Due OperatingLeasesFutureMinimumPaymentsDue	15217000	USD
CY2016Q4	us-gaap	Operating Leases Future Minimum Payments Due Current OperatingLeasesFutureMinimumPaymentsDueCurrent	2207000	USD
CY2016Q4	us-gaap	Operating Leases Future Minimum Payments Due In Four Years OperatingLeasesFutureMinimumPaymentsDueInFourYears	1803000	USD
CY2016Q4	us-gaap	Operating Leases Future Minimum Payments Due In Three Years OperatingLeasesFutureMinimumPaymentsDueInThreeYears	1761000	USD
CY2016Q4	us-gaap	Operating Leases Future Minimum Payments Due In Two Years OperatingLeasesFutureMinimumPaymentsDueInTwoYears	1891000	USD
CY2015Q4	us-gaap	Other Assets Noncurrent OtherAssetsNoncurrent	8955000	USD
CY2016Q4	us-gaap	Other Assets Noncurrent OtherAssetsNoncurrent	8696000	USD
CY2014	us-gaap	Other Noncash Expense OtherNoncashExpense	90000	USD
CY2015	us-gaap	Other Noncash Expense OtherNoncashExpense	66000	USD
CY2016	us-gaap	Other Noncash Expense OtherNoncashExpense	329000	USD
CY2014	us-gaap	Payments For Proceeds From Loans Receivable PaymentsForProceedsFromLoansReceivable	-6000000	USD
CY2015	us-gaap	Payments For Proceeds From Loans Receivable PaymentsForProceedsFromLoansReceivable	199000	USD
CY2016	us-gaap	Payments For Proceeds From Loans Receivable PaymentsForProceedsFromLoansReceivable	0	USD
CY2014	us-gaap	Payments For Proceeds From Other Investing Activities PaymentsForProceedsFromOtherInvestingActivities	1075000	USD
CY2015	us-gaap	Payments For Proceeds From Other Investing Activities PaymentsForProceedsFromOtherInvestingActivities	1265000	USD
CY2016	us-gaap	Payments For Proceeds From Other Investing Activities PaymentsForProceedsFromOtherInvestingActivities	2573000	USD
CY2014	us-gaap	Payments For Repurchase Of Common Stock PaymentsForRepurchaseOfCommonStock	19711000	USD
CY2015	us-gaap	Payments For Repurchase Of Common Stock PaymentsForRepurchaseOfCommonStock	35310000	USD
CY2016	us-gaap	Payments For Repurchase Of Common Stock PaymentsForRepurchaseOfCommonStock	847000	USD
CY2016	us-gaap	Payments To Acquire Businesses Gross PaymentsToAcquireBusinessesGross	46128000	USD
CY2014	us-gaap	Payments To Acquire Equity Method Investments PaymentsToAcquireEquityMethodInvestments	1620000	USD
CY2015	us-gaap	Payments To Acquire Equity Method Investments PaymentsToAcquireEquityMethodInvestments	3871000	USD
CY2016	us-gaap	Payments To Acquire Equity Method Investments PaymentsToAcquireEquityMethodInvestments	950000	USD
CY2014	us-gaap	Payments To Acquire Property Plant And Equipment PaymentsToAcquirePropertyPlantAndEquipment	24596000	USD
CY2015	us-gaap	Payments To Acquire Property Plant And Equipment PaymentsToAcquirePropertyPlantAndEquipment	26002000	USD
CY2016	us-gaap	Payments To Acquire Property Plant And Equipment PaymentsToAcquirePropertyPlantAndEquipment	13826000	USD
CY2015Q4	us-gaap	Preferred Stock Par Or Stated Value Per Share PreferredStockParOrStatedValuePerShare	0.01
CY2016Q4	us-gaap	Preferred Stock Par Or Stated Value Per Share PreferredStockParOrStatedValuePerShare	0.01
CY2015Q4	us-gaap	Preferred Stock Shares Authorized PreferredStockSharesAuthorized	10000000	shares
CY2016Q4	us-gaap	Preferred Stock Shares Authorized PreferredStockSharesAuthorized	10000000	shares
CY2015Q4	us-gaap	Preferred Stock Shares Issued PreferredStockSharesIssued	0	shares
CY2016Q4	us-gaap	Preferred Stock Shares Issued PreferredStockSharesIssued	0	shares
CY2015Q4	us-gaap	Preferred Stock Shares Outstanding PreferredStockSharesOutstanding	0	shares
CY2016Q4	us-gaap	Preferred Stock Shares Outstanding PreferredStockSharesOutstanding	0	shares
CY2015Q4	us-gaap	Preferred Stock Value PreferredStockValue	0	USD
CY2016Q4	us-gaap	Preferred Stock Value PreferredStockValue	0	USD
CY2015Q4	us-gaap	Prepaid Expense Current PrepaidExpenseCurrent	6277000	USD
CY2016Q4	us-gaap	Prepaid Expense Current PrepaidExpenseCurrent	5327000	USD
CY2014	us-gaap	Proceeds From Equity Method Investment Dividends Or Distributions Return Of Capital ProceedsFromEquityMethodInvestmentDividendsOrDistributionsReturnOfCapital	0	USD
CY2015	us-gaap	Proceeds From Equity Method Investment Dividends Or Distributions Return Of Capital ProceedsFromEquityMethodInvestmentDividendsOrDistributionsReturnOfCapital	0	USD
CY2016	us-gaap	Proceeds From Equity Method Investment Dividends Or Distributions Return Of Capital ProceedsFromEquityMethodInvestmentDividendsOrDistributionsReturnOfCapital	2957000	USD
CY2014	us-gaap	Proceeds From Sale Of Buildings ProceedsFromSaleOfBuildings	0	USD
CY2015	us-gaap	Proceeds From Sale Of Buildings ProceedsFromSaleOfBuildings	0	USD
CY2016	us-gaap	Proceeds From Sale Of Buildings ProceedsFromSaleOfBuildings	844000	USD
CY2014	us-gaap	Proceeds From Stock Options Exercised ProceedsFromStockOptionsExercised	536000	USD
CY2015	us-gaap	Proceeds From Stock Options Exercised ProceedsFromStockOptionsExercised	55000	USD
CY2016	us-gaap	Proceeds From Stock Options Exercised ProceedsFromStockOptionsExercised	118000	USD
CY2015Q4	us-gaap	Property Plant And Equipment Gross PropertyPlantAndEquipmentGross	186043000	USD
CY2016Q4	us-gaap	Property Plant And Equipment Gross PropertyPlantAndEquipmentGross	184436000	USD
CY2015Q4	us-gaap	Property Plant And Equipment Net PropertyPlantAndEquipmentNet	109281000	USD
CY2016Q4	us-gaap	Property Plant And Equipment Net PropertyPlantAndEquipmentNet	97687000	USD
CY2015Q4	us-gaap	Restricted Cash And Cash Equivalents At Carrying Value RestrictedCashAndCashEquivalentsAtCarryingValue	3300000	USD
CY2016Q4	us-gaap	Restricted Cash And Cash Equivalents At Carrying Value RestrictedCashAndCashEquivalentsAtCarryingValue	1600000	USD
CY2015Q4	us-gaap	Retained Earnings Accumulated Deficit RetainedEarningsAccumulatedDeficit	63293000	USD
CY2016Q4	us-gaap	Retained Earnings Accumulated Deficit RetainedEarningsAccumulatedDeficit	87448000	USD
CY2014	us-gaap	Sales Revenue Services Net SalesRevenueServicesNet	350020000	USD
CY2015Q1	us-gaap	Sales Revenue Services Net SalesRevenueServicesNet	85444000	USD
CY2015Q2	us-gaap	Sales Revenue Services Net SalesRevenueServicesNet	80263000	USD
CY2015Q3	us-gaap	Sales Revenue Services Net SalesRevenueServicesNet	76291000	USD
CY2015Q4	us-gaap	Sales Revenue Services Net SalesRevenueServicesNet	85912000	USD
CY2015	us-gaap	Sales Revenue Services Net SalesRevenueServicesNet	327910000	USD
CY2016Q1	us-gaap	Sales Revenue Services Net SalesRevenueServicesNet	83966000	USD
CY2016Q2	us-gaap	Sales Revenue Services Net SalesRevenueServicesNet	76745000	USD
CY2016Q3	us-gaap	Sales Revenue Services Net SalesRevenueServicesNet	73803000	USD
CY2016Q4	us-gaap	Sales Revenue Services Net SalesRevenueServicesNet	78625000	USD
CY2016	us-gaap	Sales Revenue Services Net SalesRevenueServicesNet	313139000	USD
CY2014	us-gaap	Selling And Marketing Expense SellingAndMarketingExpense	69229000	USD
CY2015	us-gaap	Selling And Marketing Expense SellingAndMarketingExpense	62397000	USD
CY2016	us-gaap	Selling And Marketing Expense SellingAndMarketingExpense	59095000	USD
CY2014	us-gaap	Share Based Compensation ShareBasedCompensation	5369000	USD
CY2015	us-gaap	Share Based Compensation ShareBasedCompensation	5912000	USD
CY2016	us-gaap	Share Based Compensation ShareBasedCompensation	5211000	USD
CY2014Q4	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Exercisable Number ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableNumber	434401	shares
CY2015Q4	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Exercisable Number ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableNumber	329872	shares
CY2016Q4	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Exercisable Number ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableNumber	259969	shares
CY2014Q4	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Exercisable Weighted Average Exercise Price ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableWeightedAverageExercisePrice	30.04
CY2015Q4	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Exercisable Weighted Average Exercise Price ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableWeightedAverageExercisePrice	33.65
CY2016Q4	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Exercisable Weighted Average Exercise Price ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableWeightedAverageExercisePrice	34.68
CY2014	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Exercises In Period Total Intrinsic Value ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisesInPeriodTotalIntrinsicValue	1033000	USD
CY2015	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Exercises In Period Total Intrinsic Value ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisesInPeriodTotalIntrinsicValue	1057000	USD
CY2016	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Exercises In Period Total Intrinsic Value ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisesInPeriodTotalIntrinsicValue	290000	USD
CY2014	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Forfeitures In Period ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsForfeituresInPeriod	20603	shares
CY2015	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Forfeitures In Period ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsForfeituresInPeriod	49147	shares
CY2016	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Forfeitures In Period ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsForfeituresInPeriod	53025	shares
	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Grants In Period Gross ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodGross	0	shares
CY2014	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Grants In Period Gross ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodGross	0	shares
CY2015	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Grants In Period Gross ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodGross	0	shares
CY2016	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Grants In Period Gross ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodGross	0	shares
CY2014Q4	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Outstanding Intrinsic Value ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingIntrinsicValue	3080000	USD
CY2015Q4	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Outstanding Intrinsic Value ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingIntrinsicValue	359000	USD
CY2016Q4	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Outstanding Intrinsic Value ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingIntrinsicValue	246000	USD
CY2013Q4	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Outstanding Number ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber	501202	shares
CY2014Q4	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Outstanding Number ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber	434401	shares
CY2015Q4	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Outstanding Number ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber	329872	shares
CY2016Q4	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Outstanding Number ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber	259969	shares
CY2013Q4	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Outstanding Weighted Average Exercise Price ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice	28.82
CY2014Q4	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Outstanding Weighted Average Exercise Price ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice	30.04
CY2015Q4	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Outstanding Weighted Average Exercise Price ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice	33.65
CY2016Q4	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Outstanding Weighted Average Exercise Price ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice	34.68
CY2014	us-gaap	Share Based Compensation Arrangements By Share Based Payment Award Options Exercises In Period Weighted Average Exercise Price ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsExercisesInPeriodWeightedAverageExercisePrice	13.66
CY2015	us-gaap	Share Based Compensation Arrangements By Share Based Payment Award Options Exercises In Period Weighted Average Exercise Price ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsExercisesInPeriodWeightedAverageExercisePrice	3.29
CY2016	us-gaap	Share Based Compensation Arrangements By Share Based Payment Award Options Exercises In Period Weighted Average Exercise Price ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsExercisesInPeriodWeightedAverageExercisePrice	7.00
CY2014	us-gaap	Share Based Compensation Arrangements By Share Based Payment Award Options Forfeitures In Period Weighted Average Exercise Price ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsForfeituresInPeriodWeightedAverageExercisePrice	37.04
CY2015	us-gaap	Share Based Compensation Arrangements By Share Based Payment Award Options Forfeitures In Period Weighted Average Exercise Price ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsForfeituresInPeriodWeightedAverageExercisePrice	35.97
CY2016	us-gaap	Share Based Compensation Arrangements By Share Based Payment Award Options Forfeitures In Period Weighted Average Exercise Price ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsForfeituresInPeriodWeightedAverageExercisePrice	37.09
CY2014	us-gaap	Share Based Compensation Arrangements By Share Based Payment Award Options Grants In Period Weighted Average Exercise Price ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageExercisePrice	0.00
CY2015	us-gaap	Share Based Compensation Arrangements By Share Based Payment Award Options Grants In Period Weighted Average Exercise Price ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageExercisePrice	0.00
CY2016	us-gaap	Share Based Compensation Arrangements By Share Based Payment Award Options Grants In Period Weighted Average Exercise Price ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageExercisePrice	0.00
CY2014Q4	us-gaap	Sharebased Compensation Arrangement By Sharebased Payment Award Options Exercisable Intrinsic Value1 SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsExercisableIntrinsicValue1	3080000	USD
CY2015Q4	us-gaap	Sharebased Compensation Arrangement By Sharebased Payment Award Options Exercisable Intrinsic Value1 SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsExercisableIntrinsicValue1	359000	USD
CY2016Q4	us-gaap	Sharebased Compensation Arrangement By Sharebased Payment Award Options Exercisable Intrinsic Value1 SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsExercisableIntrinsicValue1	246000	USD
CY2014	us-gaap	Sharebased Compensation Arrangement By Sharebased Payment Award Options Exercisable Weighted Average Remaining Contractual Term1 SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsExercisableWeightedAverageRemainingContractualTerm1	P2Y1M20D
CY2015	us-gaap	Sharebased Compensation Arrangement By Sharebased Payment Award Options Exercisable Weighted Average Remaining Contractual Term1 SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsExercisableWeightedAverageRemainingContractualTerm1	P1Y3M20D
CY2016	us-gaap	Sharebased Compensation Arrangement By Sharebased Payment Award Options Exercisable Weighted Average Remaining Contractual Term1 SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsExercisableWeightedAverageRemainingContractualTerm1	P6M12D
CY2014	us-gaap	Sharebased Compensation Arrangement By Sharebased Payment Award Options Outstanding Weighted Average Remaining Contractual Term2 SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsOutstandingWeightedAverageRemainingContractualTerm2	P2Y1M20D
CY2015	us-gaap	Sharebased Compensation Arrangement By Sharebased Payment Award Options Outstanding Weighted Average Remaining Contractual Term2 SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsOutstandingWeightedAverageRemainingContractualTerm2	P1Y3M20D
CY2016	us-gaap	Sharebased Compensation Arrangement By Sharebased Payment Award Options Outstanding Weighted Average Remaining Contractual Term2 SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsOutstandingWeightedAverageRemainingContractualTerm2	P6M12D
CY2014	us-gaap	Stock Issued During Period Shares Stock Options Exercised StockIssuedDuringPeriodSharesStockOptionsExercised	46198	shares
CY2015	us-gaap	Stock Issued During Period Shares Stock Options Exercised StockIssuedDuringPeriodSharesStockOptionsExercised	55382	shares
CY2016	us-gaap	Stock Issued During Period Shares Stock Options Exercised StockIssuedDuringPeriodSharesStockOptionsExercised	16878	shares
CY2014	us-gaap	Stock Issued During Period Value Issued For Services StockIssuedDuringPeriodValueIssuedForServices	90000	USD
CY2015	us-gaap	Stock Issued During Period Value Issued For Services StockIssuedDuringPeriodValueIssuedForServices	66000	USD
CY2016	us-gaap	Stock Issued During Period Value Issued For Services StockIssuedDuringPeriodValueIssuedForServices	47000	USD
CY2014	us-gaap	Stock Issued During Period Value New Issues StockIssuedDuringPeriodValueNewIssues	537000	USD
CY2015	us-gaap	Stock Issued During Period Value New Issues StockIssuedDuringPeriodValueNewIssues	55000	USD
CY2016	us-gaap	Stock Issued During Period Value New Issues StockIssuedDuringPeriodValueNewIssues	119000	USD
CY2012Q2	us-gaap	Stock Repurchase Program Authorized Amount1 StockRepurchaseProgramAuthorizedAmount1	20000000	USD
CY2015Q2	us-gaap	Stock Repurchase Program Authorized Amount1 StockRepurchaseProgramAuthorizedAmount1	65000000	USD
CY2014Q1	us-gaap	Stock Repurchase Program Remaining Authorized Repurchase Amount1 StockRepurchaseProgramRemainingAuthorizedRepurchaseAmount1	9417721	USD
CY2014Q2	us-gaap	Stock Repurchase Program Remaining Authorized Repurchase Amount1 StockRepurchaseProgramRemainingAuthorizedRepurchaseAmount1	27043	USD
CY2014Q3	us-gaap	Stock Repurchase Program Remaining Authorized Repurchase Amount1 StockRepurchaseProgramRemainingAuthorizedRepurchaseAmount1	15027043	USD
CY2014Q4	us-gaap	Stock Repurchase Program Remaining Authorized Repurchase Amount1 StockRepurchaseProgramRemainingAuthorizedRepurchaseAmount1	15027043	USD
CY2015Q1	us-gaap	Stock Repurchase Program Remaining Authorized Repurchase Amount1 StockRepurchaseProgramRemainingAuthorizedRepurchaseAmount1	13442543	USD
CY2015Q2	us-gaap	Stock Repurchase Program Remaining Authorized Repurchase Amount1 StockRepurchaseProgramRemainingAuthorizedRepurchaseAmount1	15114029	USD
CY2015Q3	us-gaap	Stock Repurchase Program Remaining Authorized Repurchase Amount1 StockRepurchaseProgramRemainingAuthorizedRepurchaseAmount1	12107835	USD
CY2015Q4	us-gaap	Stock Repurchase Program Remaining Authorized Repurchase Amount1 StockRepurchaseProgramRemainingAuthorizedRepurchaseAmount1	148008	USD
CY2016Q1	us-gaap	Stock Repurchase Program Remaining Authorized Repurchase Amount1 StockRepurchaseProgramRemainingAuthorizedRepurchaseAmount1	148008	USD
CY2016Q2	us-gaap	Stock Repurchase Program Remaining Authorized Repurchase Amount1 StockRepurchaseProgramRemainingAuthorizedRepurchaseAmount1	148008	USD
CY2016Q3	us-gaap	Stock Repurchase Program Remaining Authorized Repurchase Amount1 StockRepurchaseProgramRemainingAuthorizedRepurchaseAmount1	148008	USD
CY2016Q4	us-gaap	Stock Repurchase Program Remaining Authorized Repurchase Amount1 StockRepurchaseProgramRemainingAuthorizedRepurchaseAmount1	148008	USD
CY2014Q1	us-gaap	Stock Repurchase Program Remaining Authorized Repurchase Amount1 StockRepurchaseProgramRemainingAuthorizedRepurchaseAmount1	9417721	USD
CY2014Q1	us-gaap	Stock Repurchase Program Remaining Authorized Repurchase Amount1 StockRepurchaseProgramRemainingAuthorizedRepurchaseAmount1	9417721	USD
CY2014Q1	us-gaap	Stock Repurchase Program Remaining Authorized Repurchase Amount1 StockRepurchaseProgramRemainingAuthorizedRepurchaseAmount1	9417721	USD
CY2014Q1	us-gaap	Stock Repurchase Program Remaining Authorized Repurchase Amount1 StockRepurchaseProgramRemainingAuthorizedRepurchaseAmount1	9417721	USD
CY2014Q2	us-gaap	Stock Repurchase Program Remaining Authorized Repurchase Amount1 StockRepurchaseProgramRemainingAuthorizedRepurchaseAmount1	6217221	USD
CY2014Q2	us-gaap	Stock Repurchase Program Remaining Authorized Repurchase Amount1 StockRepurchaseProgramRemainingAuthorizedRepurchaseAmount1	15027043	USD
CY2014Q2	us-gaap	Stock Repurchase Program Remaining Authorized Repurchase Amount1 StockRepurchaseProgramRemainingAuthorizedRepurchaseAmount1	1836055	USD
CY2014Q4	us-gaap	Stock Repurchase Program Remaining Authorized Repurchase Amount1 StockRepurchaseProgramRemainingAuthorizedRepurchaseAmount1	15027043	USD
CY2014Q4	us-gaap	Stock Repurchase Program Remaining Authorized Repurchase Amount1 StockRepurchaseProgramRemainingAuthorizedRepurchaseAmount1	15027043	USD
CY2015Q1	us-gaap	Stock Repurchase Program Remaining Authorized Repurchase Amount1 StockRepurchaseProgramRemainingAuthorizedRepurchaseAmount1	15027043	USD
CY2015Q1	us-gaap	Stock Repurchase Program Remaining Authorized Repurchase Amount1 StockRepurchaseProgramRemainingAuthorizedRepurchaseAmount1	15027043	USD
CY2015Q1	us-gaap	Stock Repurchase Program Remaining Authorized Repurchase Amount1 StockRepurchaseProgramRemainingAuthorizedRepurchaseAmount1	15027043	USD
CY2015Q2	us-gaap	Stock Repurchase Program Remaining Authorized Repurchase Amount1 StockRepurchaseProgramRemainingAuthorizedRepurchaseAmount1	4102131	USD
CY2015Q2	us-gaap	Stock Repurchase Program Remaining Authorized Repurchase Amount1 StockRepurchaseProgramRemainingAuthorizedRepurchaseAmount1	9220841	USD
CY2015Q2	us-gaap	Stock Repurchase Program Remaining Authorized Repurchase Amount1 StockRepurchaseProgramRemainingAuthorizedRepurchaseAmount1	114029	USD
CY2015Q3	us-gaap	Stock Repurchase Program Remaining Authorized Repurchase Amount1 StockRepurchaseProgramRemainingAuthorizedRepurchaseAmount1	15114029	USD
CY2015Q3	us-gaap	Stock Repurchase Program Remaining Authorized Repurchase Amount1 StockRepurchaseProgramRemainingAuthorizedRepurchaseAmount1	15114029	USD
CY2015Q4	us-gaap	Stock Repurchase Program Remaining Authorized Repurchase Amount1 StockRepurchaseProgramRemainingAuthorizedRepurchaseAmount1	2806575	USD
CY2015Q4	us-gaap	Stock Repurchase Program Remaining Authorized Repurchase Amount1 StockRepurchaseProgramRemainingAuthorizedRepurchaseAmount1	7214395	USD
CY2016Q1	us-gaap	Stock Repurchase Program Remaining Authorized Repurchase Amount1 StockRepurchaseProgramRemainingAuthorizedRepurchaseAmount1	148008	USD
CY2016Q1	us-gaap	Stock Repurchase Program Remaining Authorized Repurchase Amount1 StockRepurchaseProgramRemainingAuthorizedRepurchaseAmount1	148008	USD
CY2016Q1	us-gaap	Stock Repurchase Program Remaining Authorized Repurchase Amount1 StockRepurchaseProgramRemainingAuthorizedRepurchaseAmount1	148008	USD
CY2016Q2	us-gaap	Stock Repurchase Program Remaining Authorized Repurchase Amount1 StockRepurchaseProgramRemainingAuthorizedRepurchaseAmount1	148008	USD
CY2016Q2	us-gaap	Stock Repurchase Program Remaining Authorized Repurchase Amount1 StockRepurchaseProgramRemainingAuthorizedRepurchaseAmount1	148008	USD
CY2016Q3	us-gaap	Stock Repurchase Program Remaining Authorized Repurchase Amount1 StockRepurchaseProgramRemainingAuthorizedRepurchaseAmount1	148008	USD
CY2016Q3	us-gaap	Stock Repurchase Program Remaining Authorized Repurchase Amount1 StockRepurchaseProgramRemainingAuthorizedRepurchaseAmount1	148008	USD
CY2016Q4	us-gaap	Stock Repurchase Program Remaining Authorized Repurchase Amount1 StockRepurchaseProgramRemainingAuthorizedRepurchaseAmount1	148008	USD
CY2016Q4	us-gaap	Stock Repurchase Program Remaining Authorized Repurchase Amount1 StockRepurchaseProgramRemainingAuthorizedRepurchaseAmount1	148008	USD
CY2014Q1	us-gaap	Stock Repurchase Program Remaining Number Of Shares Authorized To Be Repurchased StockRepurchaseProgramRemainingNumberOfSharesAuthorizedToBeRepurchased	107284	shares
CY2014Q2	us-gaap	Stock Repurchase Program Remaining Number Of Shares Authorized To Be Repurchased StockRepurchaseProgramRemainingNumberOfSharesAuthorizedToBeRepurchased	0	shares
CY2014Q3	us-gaap	Stock Repurchase Program Remaining Number Of Shares Authorized To Be Repurchased StockRepurchaseProgramRemainingNumberOfSharesAuthorizedToBeRepurchased	0	shares
CY2014Q4	us-gaap	Stock Repurchase Program Remaining Number Of Shares Authorized To Be Repurchased StockRepurchaseProgramRemainingNumberOfSharesAuthorizedToBeRepurchased	0	shares
CY2015Q1	us-gaap	Stock Repurchase Program Remaining Number Of Shares Authorized To Be Repurchased StockRepurchaseProgramRemainingNumberOfSharesAuthorizedToBeRepurchased	66910	shares
CY2015Q2	us-gaap	Stock Repurchase Program Remaining Number Of Shares Authorized To Be Repurchased StockRepurchaseProgramRemainingNumberOfSharesAuthorizedToBeRepurchased	0	shares
CY2015Q3	us-gaap	Stock Repurchase Program Remaining Number Of Shares Authorized To Be Repurchased StockRepurchaseProgramRemainingNumberOfSharesAuthorizedToBeRepurchased	0	shares
CY2015Q4	us-gaap	Stock Repurchase Program Remaining Number Of Shares Authorized To Be Repurchased StockRepurchaseProgramRemainingNumberOfSharesAuthorizedToBeRepurchased	0	shares
CY2016Q1	us-gaap	Stock Repurchase Program Remaining Number Of Shares Authorized To Be Repurchased StockRepurchaseProgramRemainingNumberOfSharesAuthorizedToBeRepurchased	315231000	shares
CY2016Q2	us-gaap	Stock Repurchase Program Remaining Number Of Shares Authorized To Be Repurchased StockRepurchaseProgramRemainingNumberOfSharesAuthorizedToBeRepurchased	330816000	shares
CY2016Q3	us-gaap	Stock Repurchase Program Remaining Number Of Shares Authorized To Be Repurchased StockRepurchaseProgramRemainingNumberOfSharesAuthorizedToBeRepurchased	336125000	shares
CY2016Q4	us-gaap	Stock Repurchase Program Remaining Number Of Shares Authorized To Be Repurchased StockRepurchaseProgramRemainingNumberOfSharesAuthorizedToBeRepurchased	336434000	shares
CY2014Q1	us-gaap	Stock Repurchase Program Remaining Number Of Shares Authorized To Be Repurchased StockRepurchaseProgramRemainingNumberOfSharesAuthorizedToBeRepurchased	147284	shares
CY2014Q1	us-gaap	Stock Repurchase Program Remaining Number Of Shares Authorized To Be Repurchased StockRepurchaseProgramRemainingNumberOfSharesAuthorizedToBeRepurchased	0	shares
CY2014Q1	us-gaap	Stock Repurchase Program Remaining Number Of Shares Authorized To Be Repurchased StockRepurchaseProgramRemainingNumberOfSharesAuthorizedToBeRepurchased	147284	shares
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CY2014	us-gaap	Stock Repurchased And Retired During Period Shares StockRepurchasedAndRetiredDuringPeriodShares	530962	shares
CY2015	us-gaap	Stock Repurchased And Retired During Period Shares StockRepurchasedAndRetiredDuringPeriodShares	1322846	shares
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CY2014	us-gaap	Stock Repurchased During Period Value StockRepurchasedDuringPeriodValue	19712000	USD
CY2015	us-gaap	Stock Repurchased During Period Value StockRepurchasedDuringPeriodValue	35310000	USD
CY2016	us-gaap	Stock Repurchased During Period Value StockRepurchasedDuringPeriodValue	848000	USD
CY2013Q4	us-gaap	Stockholders Equity StockholdersEquity	207069000	USD
CY2014Q4	us-gaap	Stockholders Equity StockholdersEquity	234218000	USD
CY2015Q4	us-gaap	Stockholders Equity StockholdersEquity	237153000	USD
CY2016Q4	us-gaap	Stockholders Equity StockholdersEquity	264670000	USD
CY2015Q4	us-gaap	Taxes Payable Current TaxesPayableCurrent	682000	USD
CY2016Q4	us-gaap	Taxes Payable Current TaxesPayableCurrent	559000	USD
CY2014Q1	us-gaap	Treasury Stock Acquired Average Cost Per Share TreasuryStockAcquiredAverageCostPerShare	0
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CY2014Q1	us-gaap	Treasury Stock Acquired Average Cost Per Share TreasuryStockAcquiredAverageCostPerShare	0
CY2014Q1	us-gaap	Treasury Stock Acquired Average Cost Per Share TreasuryStockAcquiredAverageCostPerShare	0
CY2014Q1	us-gaap	Treasury Stock Acquired Average Cost Per Share TreasuryStockAcquiredAverageCostPerShare	35
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CY2014Q2	us-gaap	Treasury Stock Acquired Average Cost Per Share TreasuryStockAcquiredAverageCostPerShare	35
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CY2015Q1	us-gaap	Treasury Stock Acquired Average Cost Per Share TreasuryStockAcquiredAverageCostPerShare	0
CY2015Q1	us-gaap	Treasury Stock Acquired Average Cost Per Share TreasuryStockAcquiredAverageCostPerShare	0
CY2015Q1	us-gaap	Treasury Stock Acquired Average Cost Per Share TreasuryStockAcquiredAverageCostPerShare	32
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CY2015Q2	us-gaap	Treasury Stock Acquired Average Cost Per Share TreasuryStockAcquiredAverageCostPerShare	25
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CY2015Q4	us-gaap	Treasury Stock Acquired Average Cost Per Share TreasuryStockAcquiredAverageCostPerShare	22
CY2015Q4	us-gaap	Treasury Stock Acquired Average Cost Per Share TreasuryStockAcquiredAverageCostPerShare	23
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CY2016Q1	us-gaap	Treasury Stock Acquired Average Cost Per Share TreasuryStockAcquiredAverageCostPerShare	0
CY2016Q1	us-gaap	Treasury Stock Acquired Average Cost Per Share TreasuryStockAcquiredAverageCostPerShare	0
CY2016Q1	us-gaap	Treasury Stock Acquired Average Cost Per Share TreasuryStockAcquiredAverageCostPerShare	0
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CY2016Q2	us-gaap	Treasury Stock Acquired Average Cost Per Share TreasuryStockAcquiredAverageCostPerShare	0
CY2016Q2	us-gaap	Treasury Stock Acquired Average Cost Per Share TreasuryStockAcquiredAverageCostPerShare	0
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CY2016Q4	us-gaap	Treasury Stock Acquired Average Cost Per Share TreasuryStockAcquiredAverageCostPerShare	0
CY2016Q4	us-gaap	Treasury Stock Acquired Average Cost Per Share TreasuryStockAcquiredAverageCostPerShare	0
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CY2014	us-gaap	Treasury Stock Acquired Average Cost Per Share TreasuryStockAcquiredAverageCostPerShare	35
CY2015	us-gaap	Treasury Stock Acquired Average Cost Per Share TreasuryStockAcquiredAverageCostPerShare	25
CY2016	us-gaap	Treasury Stock Acquired Average Cost Per Share TreasuryStockAcquiredAverageCostPerShare	0
CY2014	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	17543000	shares
CY2015	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	16798000	shares
CY2016	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	16214000	shares
CY2014	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	17357000	shares
CY2015	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	16676000	shares
CY2016	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	16068000	shares
CY2016	us-gaap	Concentration Risk Credit Risk ConcentrationRiskCreditRisk	<div style="font-family:Times New Roman;font-size:10pt;"><div style="line-height:120%;padding-bottom:12px;text-align:left;text-indent:48px;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;font-style:italic;">Concentration of credit risk.</font><font style="font-family:inherit;font-size:10pt;">  The Company maintains its cash and cash equivalents in bank deposit accounts with various financial institutions. Cash and cash equivalent balances may exceed the FDIC insurance limit. The Company has historically not experienced any losses in such accounts. </font></div></div>
CY2016	us-gaap	Nature Of Operations NatureOfOperations	<div style="font-family:Times New Roman;font-size:10pt;"><div style="line-height:120%;padding-bottom:12px;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;font-weight:bold;">Nature of Business</font></div><div style="line-height:120%;text-align:left;text-indent:48px;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;">American Public Education, Inc., or APEI, which together with its subsidiaries is referred to as the “Company,” is a provider of online and campus-based postsecondary education to approximately </font><font style="font-family:inherit;font-size:10pt;">90,000</font><font style="font-family:inherit;font-size:10pt;"> students through the operations of </font><font style="font-family:inherit;font-size:10pt;">two</font><font style="font-family:inherit;font-size:10pt;"> subsidiary institutions:</font></div><div style="line-height:120%;text-align:left;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;"><br clear="none"/></font></div><table cellpadding="0" cellspacing="0" style="font-family:Times New Roman; font-size:10pt;"><tr><td style="width:48px;" rowspan="1" colspan="1"></td><td rowspan="1" colspan="1"></td></tr><tr><td style="vertical-align:top" rowspan="1" colspan="1"><div style="line-height:120%;font-size:10pt;padding-left:24px;"><font style="font-family:inherit;font-size:10pt;">•</font></div></td><td style="vertical-align:top;" rowspan="1" colspan="1"><div style="line-height:120%;text-align:left;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;">American Public University System, Inc., or APUS, provides online postsecondary education directed primarily at the needs of the military and public safety communities through American Military University, or AMU, and American Public University, or APU. APUS is regionally accredited by the Higher Learning Commission.</font></div></td></tr></table><div style="line-height:120%;text-align:left;padding-left:48px;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;"><br clear="none"/></font></div><table cellpadding="0" cellspacing="0" style="font-family:Times New Roman; font-size:10pt;"><tr><td style="width:48px;" rowspan="1" colspan="1"></td><td rowspan="1" colspan="1"></td></tr><tr><td style="vertical-align:top" rowspan="1" colspan="1"><div style="line-height:120%;font-size:10pt;padding-left:24px;"><font style="font-family:inherit;font-size:10pt;">•</font></div></td><td style="vertical-align:top;" rowspan="1" colspan="1"><div style="line-height:120%;text-align:left;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;">National Education Seminars, Inc., which is referred to in these financial statements as Hondros College of Nursing, or HCON, provides nursing education to students at </font><font style="font-family:inherit;font-size:10pt;">five</font><font style="font-family:inherit;font-size:10pt;"> campuses in the State of Ohio as well as online to serve the needs of the nursing and healthcare communities. HCON is nationally accredited by the Accrediting Council of Independent Colleges and Schools, or ACICS, and the RN-to-BSN Program is accredited by the Commission on Collegiate Nursing Education. In June 2016, HCON was notified that its Diploma in Practical Nursing and Associate Degree in Nursing programs have been granted pre-accreditation candidacy status by the National League for Nursing Commission for Nursing Education Accreditation effective through June 23, 2019. </font></div></td></tr></table><div style="line-height:120%;text-align:left;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;"><br clear="none"/></font></div><div style="line-height:120%;text-align:justify;text-indent:48px;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;">The Company’s institutions are licensed or otherwise authorized, or are in the process of obtaining such licenses or authorizations, to offer postsecondary education programs by state authorities to the extent the institutions believe such licenses or authorizations are required, and are certified by the United States Department of Education, or ED, to participate in student financial aid programs authorized under Title IV of the Higher Education Act of 1965, as amended, or Title IV programs.</font></div><div style="line-height:120%;text-align:left;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;"><br clear="none"/></font></div><div style="line-height:120%;text-align:left;text-indent:48px;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;">Our operations are organized into </font><font style="font-family:inherit;font-size:10pt;">two</font><font style="font-family:inherit;font-size:10pt;"> reportable segments:</font></div><div style="line-height:120%;text-align:left;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;"><br clear="none"/></font></div><table cellpadding="0" cellspacing="0" style="font-family:Times New Roman; font-size:10pt;"><tr><td style="width:48px;" rowspan="1" colspan="1"></td><td rowspan="1" colspan="1"></td></tr><tr><td style="vertical-align:top" rowspan="1" colspan="1"><div style="line-height:120%;font-size:10pt;padding-left:24px;"><font style="font-family:inherit;font-size:10pt;">•</font></div></td><td style="vertical-align:top;" rowspan="1" colspan="1"><div style="line-height:120%;text-align:left;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;font-style:italic;">American Public Education Segment, or APEI Segment.</font><font style="font-family:inherit;font-size:10pt;font-style:italic;font-weight:bold;"> </font><font style="font-family:inherit;font-size:10pt;">This segment reflects the operational activities at APUS, other corporate activities, and minority investments.</font></div></td></tr></table><div style="line-height:120%;text-align:left;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;"><br clear="none"/></font></div><table cellpadding="0" cellspacing="0" style="font-family:Times New Roman; font-size:10pt;"><tr><td style="width:48px;" rowspan="1" colspan="1"></td><td rowspan="1" colspan="1"></td></tr><tr><td style="vertical-align:top" rowspan="1" colspan="1"><div style="line-height:120%;font-size:10pt;padding-left:24px;"><font style="font-family:inherit;font-size:10pt;">•</font></div></td><td style="vertical-align:top;" rowspan="1" colspan="1"><div style="line-height:120%;text-align:left;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;font-style:italic;">Hondros College of Nursing Segment, or HCON Segment. </font><font style="font-family:inherit;font-size:10pt;">This segment reflects the operational activities of HCON.</font></div></td></tr></table></div>
CY2016	us-gaap	Use Of Estimates UseOfEstimates	<div style="font-family:Times New Roman;font-size:10pt;"><div style="line-height:120%;padding-bottom:12px;text-align:left;text-indent:48px;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;font-style:italic;">Use of estimates.</font><font style="font-family:inherit;font-size:10pt;">  In preparing financial statements in conformity with GAAP, the Company is required to make estimates and assumptions that affect the reported amounts of assets and liabilities, the disclosure of contingent assets and liabilities at the date of the financial statements, and the reported amounts of revenue and expenses during the reporting period. We evaluate these estimates and judgments on an ongoing basis and base our estimates on experience, current and expected future conditions and various other assumptions that we believe are reasonable under the circumstances. Actual results could differ from those estimates.</font></div></div>

Files In Submission

Name	View Source	Status
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0001201792-17-000003-index.html	Edgar Link	pending
0001201792-17-000003.txt	Edgar Link	pending
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apei-20161231.xml	Edgar Link	completed
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$APEI
AMERICAN PUBLIC EDUCATION INC Stock $apei

2015 Q4 Form 10-K Financial Statement

#000120179217000003 Filed on March 01, 2017

Income Statement

Balance Sheet

Cashflow Statement

Facts In Submission

Files In Submission

$APEI AMERICAN PUBLIC EDUCATION INC Stock $apei

2015 Q4 Form 10-K Financial Statement

#000120179217000003 Filed on March 01, 2017

Income Statement

Balance Sheet

Cashflow Statement

Facts In Submission

Files In Submission

$APEI
AMERICAN PUBLIC EDUCATION INC Stock $apei