$NSP
INSPERITY, INC. Stock $nsp

$nsp Overview Financials Valuation SEC Filings Company Website

2022 Q3 Form 10-Q Financial Statement

#000100075322000039 Filed on August 02, 2022

Income Statement

Concept	2022 Q3	2022 Q2	2022 Q1
Revenue	$1.439B	$1.432B	$1.578B
YoY Change	18.98%	20.82%	22.61%
Cost Of Revenue	$1.195B	$1.192B	$1.292B
YoY Change	18.14%	-41.01%	24.79%
Gross Profit	$244.6M	$239.9M	$285.8M
YoY Change	23.21%	20.2%	13.65%
Gross Profit Margin	16.99%	16.75%	18.11%
Selling, General & Admin	$181.8M	$181.4M	$177.2M
YoY Change	22.07%	-42.25%	11.02%
% of Gross Profit	74.36%	75.63%	62.01%
Research & Development
YoY Change
% of Gross Profit
Depreciation & Amortization	$10.08M	$10.10M	$10.18M
YoY Change	1.67%	3.08%	27.3%
% of Gross Profit	4.12%	4.21%	3.56%
Operating Expenses	$191.9M	$191.5M	$187.4M
YoY Change	20.8%	16.54%	11.79%
Operating Profit	$52.63M	$48.35M	$98.40M
YoY Change	32.9%	37.27%	17.38%
Interest Expense	$4.082M	$2.691M	$1.925M
YoY Change	107.95%	36.25%	20.39%
% of Operating Profit	7.76%	5.57%	1.96%
Other Income/Expense, Net
YoY Change
Pretax Income	$51.36M	$46.60M	$96.62M
YoY Change	35.54%	34.37%	16.73%
Income Tax	$13.69M	$13.01M	$26.73M
% Of Pretax Income	26.65%	27.91%	27.67%
Net Earnings	$37.67M	$33.60M	$69.88M
YoY Change	38.0%	33.57%	12.86%
Net Earnings / Revenue	2.62%	2.35%	4.43%
Basic Earnings Per Share	$0.99	$0.88	$1.82
Diluted Earnings Per Share	$0.98	$0.87	$1.80
COMMON SHARES
Basic Shares Outstanding	38.03M shares	38.23M shares	38.29M shares
Diluted Shares Outstanding	38.55M shares	38.59M shares	38.69M shares

Balance Sheet

Concept	2022 Q3	2022 Q2	2022 Q1
SHORT-TERM ASSETS
Cash & Short-Term Investments	$596.6M	$541.7M	$609.3M
YoY Change	19.18%	10.54%	15.15%
Cash & Equivalents	$562.1M	$510.9M	$576.7M
Short-Term Investments	$34.49M	$30.78M	$32.61M
Other Short-Term Assets	$51.47M	$71.19M	$80.28M
YoY Change	-3.42%	51.23%	49.45%
Inventory
Prepaid Expenses
Receivables	$558.7M	$685.9M	$670.2M
Other Receivables	$0.00	$5.684M	$0.00
Total Short-Term Assets	$1.289B	$1.411B	$1.432B
YoY Change	6.84%	17.43%	14.42%
LONG-TERM ASSETS
Property, Plant & Equipment	$196.6M	$199.3M	$205.1M
YoY Change	-7.4%	-9.24%	-6.9%
Goodwill
YoY Change
Intangibles
YoY Change
Long-Term Investments
YoY Change
Other Assets	$29.90M	$28.11M	$21.11M
YoY Change	147.28%	298.1%	203.48%
Total Long-Term Assets	$492.5M	$482.3M	$508.2M
YoY Change	-6.65%	-8.45%	-1.82%
TOTAL ASSETS
Total Short-Term Assets	$1.289B	$1.411B	$1.432B
Total Long-Term Assets	$492.5M	$482.3M	$508.2M
Total Assets	$1.782B	$1.893B	$1.940B
YoY Change	2.74%	9.54%	9.67%
SHORT-TERM LIABILITIES
YoY Change
Accounts Payable	$5.466M	$6.034M	$7.826M
YoY Change	28.61%	48.51%	33.98%
Accrued Expenses	$65.05M	$83.60M	$86.63M
YoY Change	-8.15%	32.78%	41.77%
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	$1.121B	$1.247B	$1.287B
YoY Change	11.66%	24.33%	23.2%
LONG-TERM LIABILITIES
Long-Term Debt	$369.4M	$369.4M	$369.4M
YoY Change	0.0%	0.0%	0.0%
Other Long-Term Liabilities	$230.4M	$232.6M	$245.0M
YoY Change	-12.57%	-13.44%	-8.68%
Total Long-Term Liabilities	$599.8M	$611.2M	$619.5M
YoY Change	-5.23%	-4.22%	-4.85%
TOTAL LIABILITIES
Total Short-Term Liabilities	$1.121B	$1.247B	$1.287B
Total Long-Term Liabilities	$599.8M	$611.2M	$619.5M
Total Liabilities	$1.721B	$1.858B	$1.906B
YoY Change	5.13%	13.22%	12.43%
SHAREHOLDERS EQUITY
Retained Earnings	$636.6M	$618.8M	$605.0M
YoY Change	-0.19%	-1.46%	-2.45%
Common Stock	$139.9M	$126.2M	$110.6M
YoY Change	33.08%	32.89%	35.08%
Preferred Stock
YoY Change
Treasury Stock (at cost)	$716.0M	$709.8M	$681.6M
YoY Change	10.84%	11.67%	8.47%
Treasury Stock Shares
Shareholders Equity	$60.50M	$35.13M	$33.96M
YoY Change
Total Liabilities & Shareholders Equity	$1.782B	$1.893B	$1.940B
YoY Change	2.74%	9.54%	9.67%

Cashflow Statement

Concept	2022 Q3	2022 Q2	2022 Q1
OPERATING ACTIVITIES
Net Income	$37.67M	$33.60M	$69.88M
YoY Change	38.0%	33.57%	12.86%
Depreciation, Depletion And Amortization	$10.08M	$10.10M	$10.18M
YoY Change	1.67%	3.08%	27.3%
Cash From Operating Activities	$99.25M	-$36.06M	$58.85M
YoY Change	107.42%	-821.96%	2885.64%
INVESTING ACTIVITIES
Capital Expenditures	-$7.405M	-$4.357M	$4.686M
YoY Change	155.79%	-49.38%	-61.18%
Acquisitions
YoY Change
Other Investing Activities	-$3.800M	$1.601M	-$1.204M
YoY Change	-322.35%	-406.7%
Cash From Investing Activities	-$11.20M	-$2.756M	-$5.890M
YoY Change	844.77%	-69.81%	-51.23%
FINANCING ACTIVITIES
Cash Dividend Paid
YoY Change
Common Stock Issuance & Retirement, Net
YoY Change
Debt Paid & Issued, Net
YoY Change
Cash From Financing Activities	-31.78M	-47.75M	-$43.89M
YoY Change	14.25%	91.47%	3.51%
NET CHANGE
Cash From Operating Activities	99.25M	-36.06M	$58.85M
Cash From Investing Activities	-11.20M	-2.756M	-$5.890M
Cash From Financing Activities	-31.78M	-47.75M	-$43.89M
Net Change In Cash	56.26M	-86.56M	$9.071M
YoY Change	198.55%	197.76%	-117.28%
FREE CASH FLOW
Cash From Operating Activities	$99.25M	-$36.06M	$58.85M
Capital Expenditures	-$7.405M	-$4.357M	$4.686M
Free Cash Flow	$106.7M	-$31.71M	$54.16M
YoY Change	110.18%	-333.07%	-636.19%

Facts In Submission

Frame	Concept Type	Concept / XBRL Key	Value	Unit
	dei	Document Type DocumentType	10-Q
	dei	Entity Registrant Name EntityRegistrantName	INSPERITY, INC.
	dei	Entity Central Index Key EntityCentralIndexKey	0001000753
	dei	Current Fiscal Year End Date CurrentFiscalYearEndDate	--12-31
	dei	Document Fiscal Year Focus DocumentFiscalYearFocus	2022
	dei	Document Fiscal Period Focus DocumentFiscalPeriodFocus	Q2
	dei	Amendment Flag AmendmentFlag	false
CY2022Q3	dei	Entity Common Stock Shares Outstanding EntityCommonStockSharesOutstanding	38025831	shares
	nsp	Time Period Incurred Claims Expected To Be Paid Included In Deposits TimePeriodIncurredClaimsExpectedToBePaidIncludedInDeposits	Greater than 1 year
	nsp	Time Period Estimate Of Incurred Claim Costs To Be Paid Included In Long Term Liabilities TimePeriodEstimateOfIncurredClaimCostsToBePaidIncludedInLongTermLiabilities	Greater than 1 year
	dei	Document Quarterly Report DocumentQuarterlyReport	true
	dei	Document Period End Date DocumentPeriodEndDate	2022-06-30
	dei	Document Transition Report DocumentTransitionReport	false
	dei	Entity File Number EntityFileNumber	1-13998
	dei	Entity Incorporation State Country Code EntityIncorporationStateCountryCode	DE
	dei	Entity Tax Identification Number EntityTaxIdentificationNumber	76-0479645
	dei	Entity Address Address Line1 EntityAddressAddressLine1	19001 Crescent Springs Drive
	dei	Entity Address City Or Town EntityAddressCityOrTown	Kingwood,
	dei	Entity Address State Or Province EntityAddressStateOrProvince	TX
	dei	Entity Address Postal Zip Code EntityAddressPostalZipCode	77339
	dei	City Area Code CityAreaCode	281
	dei	Local Phone Number LocalPhoneNumber	358-8986
	dei	Entity Current Reporting Status EntityCurrentReportingStatus	Yes
	dei	Entity Interactive Data Current EntityInteractiveDataCurrent	Yes
	dei	Entity Filer Category EntityFilerCategory	Large Accelerated Filer
	dei	Entity Emerging Growth Company EntityEmergingGrowthCompany	false
	dei	Entity Small Business EntitySmallBusiness	false
	dei	Entity Shell Company EntityShellCompany	false
CY2022Q3	dei	Entity Common Stock Shares Outstanding EntityCommonStockSharesOutstanding	38025831	shares
CY2022Q2	us-gaap	Cash And Cash Equivalents At Carrying Value CashAndCashEquivalentsAtCarryingValue	510869000	usd
CY2021Q4	us-gaap	Cash And Cash Equivalents At Carrying Value CashAndCashEquivalentsAtCarryingValue	575812000	usd
CY2022Q2	us-gaap	Restricted Cash And Cash Equivalents At Carrying Value RestrictedCashAndCashEquivalentsAtCarryingValue	53329000	usd
CY2021Q4	us-gaap	Operating Lease Right Of Use Asset OperatingLeaseRightOfUseAsset	62830000	usd
CY2021Q4	us-gaap	Restricted Cash And Cash Equivalents At Carrying Value RestrictedCashAndCashEquivalentsAtCarryingValue	46929000	usd
CY2022Q2	us-gaap	Marketable Securities Current MarketableSecuritiesCurrent	30781000	usd
CY2021Q4	us-gaap	Marketable Securities Current MarketableSecuritiesCurrent	31791000	usd
CY2022Q2	us-gaap	Receivables Net Current ReceivablesNetCurrent	685857000	usd
CY2021Q4	us-gaap	Receivables Net Current ReceivablesNetCurrent	513306000	usd
CY2022Q2	us-gaap	Prepaid Insurance PrepaidInsurance	52939000	usd
CY2021Q4	us-gaap	Prepaid Insurance PrepaidInsurance	11285000	usd
CY2022Q2	us-gaap	Other Assets Current OtherAssetsCurrent	71186000	usd
CY2021Q4	us-gaap	Other Assets Current OtherAssetsCurrent	53312000	usd
CY2022Q2	us-gaap	Nontrade Receivables NontradeReceivables	5684000	usd
CY2021Q4	us-gaap	Nontrade Receivables NontradeReceivables	12413000	usd
CY2022Q2	us-gaap	Assets Current AssetsCurrent	1410645000	usd
CY2021Q4	us-gaap	Assets Current AssetsCurrent	1244848000	usd
CY2022Q2	us-gaap	Property Plant And Equipment Net PropertyPlantAndEquipmentNet	199322000	usd
CY2021Q4	us-gaap	Property Plant And Equipment Net PropertyPlantAndEquipmentNet	210723000	usd
CY2022Q2	us-gaap	Operating Lease Right Of Use Asset OperatingLeaseRightOfUseAsset	59149000	usd
CY2022Q2	nsp	Prepaid Health Insurance Noncurrent PrepaidHealthInsuranceNoncurrent	9000000	usd
CY2021Q4	nsp	Prepaid Health Insurance Noncurrent PrepaidHealthInsuranceNoncurrent	9000000	usd
CY2022Q2	nsp	Deposits Health Insurance DepositsHealthInsurance	7900000	usd
CY2021Q4	nsp	Deposits Health Insurance DepositsHealthInsurance	7900000	usd
CY2022Q2	nsp	Deposits Workers Compensation DepositsWorkersCompensation	166077000	usd
CY2021Q4	nsp	Deposits Workers Compensation DepositsWorkersCompensation	185027000	usd
CY2022Q2	us-gaap	Intangible Assets Net Including Goodwill IntangibleAssetsNetIncludingGoodwill	12707000	usd
CY2021Q4	us-gaap	Intangible Assets Net Including Goodwill IntangibleAssetsNetIncludingGoodwill	12707000	usd
CY2022Q2	us-gaap	Deferred Income Tax Assets Net DeferredIncomeTaxAssetsNet	0	usd
CY2021Q4	us-gaap	Deferred Income Tax Assets Net DeferredIncomeTaxAssetsNet	4892000	usd
CY2022Q2	us-gaap	Other Assets Noncurrent OtherAssetsNoncurrent	28106000	usd
CY2021Q4	us-gaap	Other Assets Noncurrent OtherAssetsNoncurrent	15158000	usd
CY2022Q2	us-gaap	Assets Assets	1892906000	usd
CY2021Q4	us-gaap	Assets Assets	1753085000	usd
CY2022Q2	us-gaap	Accounts Payable Current AccountsPayableCurrent	6034000	usd
CY2021Q4	us-gaap	Accounts Payable Current AccountsPayableCurrent	6412000	usd
CY2022Q2	us-gaap	Accrued Payroll Taxes Current AccruedPayrollTaxesCurrent	303645000	usd
CY2021Q4	us-gaap	Accrued Payroll Taxes Current AccruedPayrollTaxesCurrent	467892000	usd
CY2022Q2	nsp	Accrued Worksite Employee Payroll Costs AccruedWorksiteEmployeePayrollCosts	662762000	usd
CY2021Q4	nsp	Accrued Worksite Employee Payroll Costs AccruedWorksiteEmployeePayrollCosts	409653000	usd
CY2022Q2	nsp	Accrued Health Insurance Costs AccruedHealthInsuranceCosts	62643000	usd
CY2021Q4	nsp	Accrued Health Insurance Costs AccruedHealthInsuranceCosts	50001000	usd
CY2022Q2	us-gaap	Workers Compensation Liability Current WorkersCompensationLiabilityCurrent	58142000	usd
CY2021Q4	us-gaap	Workers Compensation Liability Current WorkersCompensationLiabilityCurrent	50534000	usd
CY2022Q2	us-gaap	Accrued Salaries Current And Noncurrent AccruedSalariesCurrentAndNoncurrent	69775000	usd
CY2021Q4	us-gaap	Accrued Salaries Current And Noncurrent AccruedSalariesCurrentAndNoncurrent	74778000	usd
CY2022Q2	us-gaap	Accrued Liabilities Current AccruedLiabilitiesCurrent	83599000	usd
CY2021Q4	us-gaap	Accrued Liabilities Current AccruedLiabilitiesCurrent	69303000	usd
CY2022Q2	us-gaap	Liabilities Current LiabilitiesCurrent	1246600000	usd
CY2021Q4	us-gaap	Liabilities Current LiabilitiesCurrent	1128573000	usd
CY2022Q2	us-gaap	Workers Compensation Liability Noncurrent WorkersCompensationLiabilityNoncurrent	173686000	usd
CY2021Q4	us-gaap	Workers Compensation Liability Noncurrent WorkersCompensationLiabilityNoncurrent	192694000	usd
CY2022Q2	us-gaap	Long Term Debt Noncurrent LongTermDebtNoncurrent	369400000	usd
CY2021Q4	us-gaap	Long Term Debt Noncurrent LongTermDebtNoncurrent	369400000	usd
CY2022Q2	us-gaap	Operating Lease Liability Noncurrent OperatingLeaseLiabilityNoncurrent	58916000	usd
CY2021Q4	us-gaap	Operating Lease Liability Noncurrent OperatingLeaseLiabilityNoncurrent	64192000	usd
CY2022Q2	us-gaap	Deferred Income Tax Liabilities Net DeferredIncomeTaxLiabilitiesNet	9172000	usd
CY2021Q4	us-gaap	Deferred Income Tax Liabilities Net DeferredIncomeTaxLiabilitiesNet	0	usd
CY2022Q2	us-gaap	Liabilities Noncurrent LiabilitiesNoncurrent	611174000	usd
CY2021Q4	us-gaap	Liabilities Noncurrent LiabilitiesNoncurrent	626286000	usd
CY2022Q2	us-gaap	Commitments And Contingencies CommitmentsAndContingencies		usd
CY2021Q4	us-gaap	Commitments And Contingencies CommitmentsAndContingencies		usd
CY2022Q2	us-gaap	Common Stock Value CommonStockValue	555000	usd
CY2021Q4	us-gaap	Common Stock Value CommonStockValue	555000	usd
CY2022Q2	us-gaap	Additional Paid In Capital Common Stock AdditionalPaidInCapitalCommonStock	125622000	usd
CY2021Q4	us-gaap	Additional Paid In Capital Common Stock AdditionalPaidInCapitalCommonStock	109179000	usd
CY2022Q2	us-gaap	Treasury Stock Value TreasuryStockValue	709810000	usd
CY2021Q4	us-gaap	Treasury Stock Value TreasuryStockValue	665089000	usd
CY2022Q2	us-gaap	Retained Earnings Accumulated Deficit RetainedEarningsAccumulatedDeficit	618765000	usd
CY2021Q4	us-gaap	Retained Earnings Accumulated Deficit RetainedEarningsAccumulatedDeficit	553581000	usd
CY2022Q2	us-gaap	Stockholders Equity StockholdersEquity	35132000	usd
CY2021Q4	us-gaap	Stockholders Equity StockholdersEquity	-1774000	usd
CY2022Q2	us-gaap	Liabilities And Stockholders Equity LiabilitiesAndStockholdersEquity	1892906000	usd
CY2021Q4	us-gaap	Liabilities And Stockholders Equity LiabilitiesAndStockholdersEquity	1753085000	usd
CY2022Q2	us-gaap	Revenue From Contract With Customer Excluding Assessed Tax RevenueFromContractWithCustomerExcludingAssessedTax	1432107000	usd
CY2021Q2	us-gaap	Revenue From Contract With Customer Excluding Assessed Tax RevenueFromContractWithCustomerExcludingAssessedTax	1185371000	usd
	us-gaap	Revenue From Contract With Customer Excluding Assessed Tax RevenueFromContractWithCustomerExcludingAssessedTax	3009944000	usd
	us-gaap	Revenue From Contract With Customer Excluding Assessed Tax RevenueFromContractWithCustomerExcludingAssessedTax	2472206000	usd
CY2022Q2	nsp	Payroll Taxes Benefits And Workers Compensation Costs PayrollTaxesBenefitsAndWorkersCompensationCosts	1192239000	usd
CY2021Q2	nsp	Payroll Taxes Benefits And Workers Compensation Costs PayrollTaxesBenefitsAndWorkersCompensationCosts	985817000	usd
	nsp	Payroll Taxes Benefits And Workers Compensation Costs PayrollTaxesBenefitsAndWorkersCompensationCosts	2484302000	usd
	nsp	Payroll Taxes Benefits And Workers Compensation Costs PayrollTaxesBenefitsAndWorkersCompensationCosts	2021207000	usd
CY2022Q2	us-gaap	Gross Profit GrossProfit	239868000	usd
CY2021Q2	us-gaap	Gross Profit GrossProfit	199554000	usd
	us-gaap	Gross Profit GrossProfit	525642000	usd
	us-gaap	Gross Profit GrossProfit	450999000	usd
CY2022Q2	nsp	Salaries Wages And Payroll Taxes SalariesWagesAndPayrollTaxes	106522000	usd
CY2021Q2	nsp	Salaries Wages And Payroll Taxes SalariesWagesAndPayrollTaxes	94362000	usd
	nsp	Salaries Wages And Payroll Taxes SalariesWagesAndPayrollTaxes	213961000	usd
	nsp	Salaries Wages And Payroll Taxes SalariesWagesAndPayrollTaxes	197437000	usd
CY2022Q2	us-gaap	Allocated Share Based Compensation Expense AllocatedShareBasedCompensationExpense	15631000	usd
CY2021Q2	us-gaap	Allocated Share Based Compensation Expense AllocatedShareBasedCompensationExpense	13781000	usd
	us-gaap	Allocated Share Based Compensation Expense AllocatedShareBasedCompensationExpense	25477000	usd
	us-gaap	Allocated Share Based Compensation Expense AllocatedShareBasedCompensationExpense	25603000	usd
CY2022Q2	us-gaap	Sales Commissions And Fees SalesCommissionsAndFees	10743000	usd
CY2021Q2	us-gaap	Sales Commissions And Fees SalesCommissionsAndFees	8251000	usd
	us-gaap	Sales Commissions And Fees SalesCommissionsAndFees	21053000	usd
	us-gaap	Sales Commissions And Fees SalesCommissionsAndFees	15970000	usd
CY2022Q2	us-gaap	Advertising Expense AdvertisingExpense	12427000	usd
CY2021Q2	us-gaap	Advertising Expense AdvertisingExpense	8975000	usd
	us-gaap	Advertising Expense AdvertisingExpense	21022000	usd
	us-gaap	Advertising Expense AdvertisingExpense	14297000	usd
CY2022Q2	us-gaap	General And Administrative Expense GeneralAndAdministrativeExpense	36095000	usd
CY2021Q2	us-gaap	General And Administrative Expense GeneralAndAdministrativeExpense	29211000	usd
	us-gaap	General And Administrative Expense GeneralAndAdministrativeExpense	77100000	usd
	us-gaap	General And Administrative Expense GeneralAndAdministrativeExpense	60847000	usd
CY2022Q2	us-gaap	Depreciation And Amortization DepreciationAndAmortization	10100000	usd
CY2021Q2	us-gaap	Depreciation And Amortization DepreciationAndAmortization	9751000	usd
	us-gaap	Depreciation And Amortization DepreciationAndAmortization	20284000	usd
	us-gaap	Depreciation And Amortization DepreciationAndAmortization	17798000	usd
CY2022Q2	us-gaap	Operating Expenses OperatingExpenses	191518000	usd
CY2021Q2	us-gaap	Operating Expenses OperatingExpenses	164331000	usd
	us-gaap	Operating Expenses OperatingExpenses	378897000	usd
	us-gaap	Operating Expenses OperatingExpenses	331952000	usd
CY2022Q2	us-gaap	Operating Income Loss OperatingIncomeLoss	48350000	usd
CY2021Q2	us-gaap	Operating Income Loss OperatingIncomeLoss	35223000	usd
	us-gaap	Operating Income Loss OperatingIncomeLoss	146745000	usd
	us-gaap	Operating Income Loss OperatingIncomeLoss	119047000	usd
CY2022Q2	us-gaap	Interest Income Other InterestIncomeOther	945000	usd
CY2021Q2	us-gaap	Interest Income Other InterestIncomeOther	1436000	usd
	us-gaap	Interest Income Other InterestIncomeOther	1093000	usd
	us-gaap	Interest Income Other InterestIncomeOther	1979000	usd
CY2022Q2	us-gaap	Interest Expense InterestExpense	2691000	usd
CY2021Q2	us-gaap	Interest Expense InterestExpense	1975000	usd
	us-gaap	Interest Expense InterestExpense	4616000	usd
	us-gaap	Interest Expense InterestExpense	3574000	usd
CY2022Q2	us-gaap	Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest	46604000	usd
CY2021Q2	us-gaap	Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest	34684000	usd
	us-gaap	Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest	143222000	usd
	us-gaap	Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest	117452000	usd
CY2022Q2	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	13005000	usd
CY2021Q2	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	9530000	usd
	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	39739000	usd
	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	30376000	usd
CY2022Q2	us-gaap	Net Income Loss NetIncomeLoss	33599000	usd
CY2021Q2	us-gaap	Net Income Loss NetIncomeLoss	25154000	usd
	us-gaap	Net Income Loss NetIncomeLoss	103483000	usd
	us-gaap	Net Income Loss NetIncomeLoss	87076000	usd
CY2022Q2	us-gaap	Participating Securities Distributed And Undistributed Earnings Loss Diluted ParticipatingSecuritiesDistributedAndUndistributedEarningsLossDiluted	1000	usd
CY2021Q2	us-gaap	Participating Securities Distributed And Undistributed Earnings Loss Diluted ParticipatingSecuritiesDistributedAndUndistributedEarningsLossDiluted	37000	usd
	us-gaap	Participating Securities Distributed And Undistributed Earnings Loss Diluted ParticipatingSecuritiesDistributedAndUndistributedEarningsLossDiluted	31000	usd
	us-gaap	Participating Securities Distributed And Undistributed Earnings Loss Diluted ParticipatingSecuritiesDistributedAndUndistributedEarningsLossDiluted	193000	usd
CY2022Q2	us-gaap	Net Income Loss Available To Common Stockholders Basic NetIncomeLossAvailableToCommonStockholdersBasic	33598000	usd
CY2021Q2	us-gaap	Net Income Loss Available To Common Stockholders Basic NetIncomeLossAvailableToCommonStockholdersBasic	25117000	usd
	us-gaap	Net Income Loss Available To Common Stockholders Basic NetIncomeLossAvailableToCommonStockholdersBasic	103452000	usd
	us-gaap	Net Income Loss Available To Common Stockholders Basic NetIncomeLossAvailableToCommonStockholdersBasic	86883000	usd
CY2022Q2	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	0.88
CY2021Q2	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	0.65
	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	2.70
	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	2.26
CY2022Q2	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	0.87
CY2021Q2	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	0.65
	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	2.68
	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	2.24
CY2022Q2	nsp	Gross Billings GrossBillings	9224643000	usd
CY2021Q2	nsp	Gross Billings GrossBillings	7637851000	usd
	nsp	Gross Billings GrossBillings	19582548000	usd
	nsp	Gross Billings GrossBillings	15688273000	usd
CY2022Q2	nsp	Worksite Employee Payroll Cost WorksiteEmployeePayrollCost	7792536000	usd
CY2021Q2	nsp	Worksite Employee Payroll Cost WorksiteEmployeePayrollCost	6452480000	usd
	nsp	Worksite Employee Payroll Cost WorksiteEmployeePayrollCost	16572604000	usd
	nsp	Worksite Employee Payroll Cost WorksiteEmployeePayrollCost	13216067000	usd
CY2022Q2	us-gaap	Revenue From Contract With Customer Excluding Assessed Tax RevenueFromContractWithCustomerExcludingAssessedTax	1432107000	usd
CY2021Q2	us-gaap	Revenue From Contract With Customer Excluding Assessed Tax RevenueFromContractWithCustomerExcludingAssessedTax	1185371000	usd
	us-gaap	Revenue From Contract With Customer Excluding Assessed Tax RevenueFromContractWithCustomerExcludingAssessedTax	3009944000	usd
	us-gaap	Revenue From Contract With Customer Excluding Assessed Tax RevenueFromContractWithCustomerExcludingAssessedTax	2472206000	usd
	us-gaap	Net Income Loss NetIncomeLoss	103483000	usd
	us-gaap	Net Income Loss NetIncomeLoss	87076000	usd
	us-gaap	Depreciation And Amortization DepreciationAndAmortization	20284000	usd
	us-gaap	Depreciation And Amortization DepreciationAndAmortization	17798000	usd
	us-gaap	Allocated Share Based Compensation Expense AllocatedShareBasedCompensationExpense	25477000	usd
	us-gaap	Allocated Share Based Compensation Expense AllocatedShareBasedCompensationExpense	25603000	usd
	us-gaap	Deferred Income Tax Expense Benefit DeferredIncomeTaxExpenseBenefit	14064000	usd
	us-gaap	Deferred Income Tax Expense Benefit DeferredIncomeTaxExpenseBenefit	9161000	usd
	us-gaap	Increase Decrease In Accounts Receivable IncreaseDecreaseInAccountsReceivable	172551000	usd
	us-gaap	Increase Decrease In Accounts Receivable IncreaseDecreaseInAccountsReceivable	203559000	usd
	us-gaap	Increase Decrease In Prepaid Expense IncreaseDecreaseInPrepaidExpense	41654000	usd
	us-gaap	Increase Decrease In Prepaid Expense IncreaseDecreaseInPrepaidExpense	6979000	usd
	us-gaap	Increase Decrease In Other Current Assets IncreaseDecreaseInOtherCurrentAssets	17874000	usd
	us-gaap	Increase Decrease In Other Current Assets IncreaseDecreaseInOtherCurrentAssets	7609000	usd
	us-gaap	Increase Decrease In Other Noncurrent Assets IncreaseDecreaseInOtherNoncurrentAssets	4324000	usd
	us-gaap	Increase Decrease In Other Noncurrent Assets IncreaseDecreaseInOtherNoncurrentAssets	-5407000	usd
	us-gaap	Increase Decrease In Accounts Payable Trade IncreaseDecreaseInAccountsPayableTrade	-378000	usd
	us-gaap	Increase Decrease In Accounts Payable Trade IncreaseDecreaseInAccountsPayableTrade	-2140000	usd
	us-gaap	Increase Decrease In Other Employee Related Liabilities IncreaseDecreaseInOtherEmployeeRelatedLiabilities	-164247000	usd
	us-gaap	Increase Decrease In Other Employee Related Liabilities IncreaseDecreaseInOtherEmployeeRelatedLiabilities	-114985000	usd
	nsp	Increase Decreasein Wse Epayrollexpense IncreaseDecreaseinWSEEpayrollexpense	253109000	usd
	nsp	Increase Decreasein Wse Epayrollexpense IncreaseDecreaseinWSEEpayrollexpense	195045000	usd
	us-gaap	Increase Decrease In Health Care Insurance Liabilities IncreaseDecreaseInHealthCareInsuranceLiabilities	12642000	usd
	us-gaap	Increase Decrease In Health Care Insurance Liabilities IncreaseDecreaseInHealthCareInsuranceLiabilities	-3621000	usd
	us-gaap	Increase Decrease In Workers Compensation Liabilities IncreaseDecreaseInWorkersCompensationLiabilities	-11400000	usd
	us-gaap	Increase Decrease In Workers Compensation Liabilities IncreaseDecreaseInWorkersCompensationLiabilities	-877000	usd
	us-gaap	Increase Decrease In Accrued Salaries IncreaseDecreaseInAccruedSalaries	-575000	usd
	us-gaap	Increase Decrease In Accrued Salaries IncreaseDecreaseInAccruedSalaries	13697000	usd
	us-gaap	Increase Decrease In Income Taxes IncreaseDecreaseInIncomeTaxes	6729000	usd
	us-gaap	Increase Decrease In Income Taxes IncreaseDecreaseInIncomeTaxes	-7022000	usd
	us-gaap	Adjustments To Reconcile Net Income Loss To Cash Provided By Used In Operating Activities AdjustmentsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivities	-80698000	usd
	us-gaap	Adjustments To Reconcile Net Income Loss To Cash Provided By Used In Operating Activities AdjustmentsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivities	-80081000	usd
	us-gaap	Net Cash Provided By Used In Operating Activities NetCashProvidedByUsedInOperatingActivities	22785000	usd
	us-gaap	Net Cash Provided By Used In Operating Activities NetCashProvidedByUsedInOperatingActivities	6995000	usd
	us-gaap	Payments To Acquire Marketable Securities PaymentsToAcquireMarketableSecurities	17268000	usd
	us-gaap	Payments To Acquire Marketable Securities PaymentsToAcquireMarketableSecurities	30862000	usd
	us-gaap	Proceeds From Sale And Maturity Of Marketable Securities ProceedsFromSaleAndMaturityOfMarketableSecurities	17665000	usd
	us-gaap	Proceeds From Sale And Maturity Of Marketable Securities ProceedsFromSaleAndMaturityOfMarketableSecurities	30340000	usd
	us-gaap	Payments To Acquire Property Plant And Equipment PaymentsToAcquirePropertyPlantAndEquipment	9043000	usd
	us-gaap	Payments To Acquire Property Plant And Equipment PaymentsToAcquirePropertyPlantAndEquipment	20708000	usd
	us-gaap	Net Cash Provided By Used In Investing Activities NetCashProvidedByUsedInInvestingActivities	-8646000	usd
	us-gaap	Net Cash Provided By Used In Investing Activities NetCashProvidedByUsedInInvestingActivities	-21230000	usd
	nsp	Treasury Stock Acquired TreasuryStockAcquired	56805000	usd
	nsp	Treasury Stock Acquired TreasuryStockAcquired	38536000	usd
	us-gaap	Payments Of Dividends Common Stock PaymentsOfDividendsCommonStock	37097000	usd
	us-gaap	Payments Of Dividends Common Stock PaymentsOfDividendsCommonStock	32828000	usd
	us-gaap	Proceeds From Payments For Other Financing Activities ProceedsFromPaymentsForOtherFinancingActivities	2270000	usd
	us-gaap	Proceeds From Payments For Other Financing Activities ProceedsFromPaymentsForOtherFinancingActivities	4027000	usd
	us-gaap	Net Cash Provided By Used In Financing Activities NetCashProvidedByUsedInFinancingActivities	-91632000	usd
	us-gaap	Net Cash Provided By Used In Financing Activities NetCashProvidedByUsedInFinancingActivities	-67337000	usd
	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Period Increase Decrease Excluding Exchange Rate Effect CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseExcludingExchangeRateEffect	-77493000	usd
	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Period Increase Decrease Excluding Exchange Rate Effect CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseExcludingExchangeRateEffect	-81572000	usd
CY2021Q4	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	807768000	usd
CY2020Q4	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	786699000	usd
CY2022Q2	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	730275000	usd
CY2021Q2	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	705127000	usd
CY2021Q4	us-gaap	Cash And Cash Equivalents At Carrying Value CashAndCashEquivalentsAtCarryingValue	575812000	usd
CY2020Q4	us-gaap	Cash And Cash Equivalents At Carrying Value CashAndCashEquivalentsAtCarryingValue	554846000	usd
CY2021Q4	us-gaap	Restricted Cash And Cash Equivalents At Carrying Value RestrictedCashAndCashEquivalentsAtCarryingValue	46929000	usd
CY2020Q4	us-gaap	Restricted Cash And Cash Equivalents At Carrying Value RestrictedCashAndCashEquivalentsAtCarryingValue	45522000	usd
CY2021Q4	nsp	Deposits Workers Compensation DepositsWorkersCompensation	185027000	usd
CY2020Q4	nsp	Deposits Workers Compensation DepositsWorkersCompensation	186331000	usd
CY2021Q4	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	807768000	usd
CY2020Q4	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	786699000	usd
CY2022Q2	us-gaap	Cash And Cash Equivalents At Carrying Value CashAndCashEquivalentsAtCarryingValue	510869000	usd
CY2021Q2	us-gaap	Cash And Cash Equivalents At Carrying Value CashAndCashEquivalentsAtCarryingValue	455387000	usd
CY2022Q2	us-gaap	Restricted Cash And Cash Equivalents At Carrying Value RestrictedCashAndCashEquivalentsAtCarryingValue	53329000	usd
CY2021Q2	us-gaap	Restricted Cash And Cash Equivalents At Carrying Value RestrictedCashAndCashEquivalentsAtCarryingValue	46128000	usd
CY2022Q2	nsp	Deposits Workers Compensation DepositsWorkersCompensation	166077000	usd
CY2021Q2	nsp	Deposits Workers Compensation DepositsWorkersCompensation	203612000	usd
CY2022Q2	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	730275000	usd
CY2021Q2	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	705127000	usd
	us-gaap	Right Of Use Asset Obtained In Exchange For Operating Lease Liability RightOfUseAssetObtainedInExchangeForOperatingLeaseLiability	2678000	usd
	us-gaap	Right Of Use Asset Obtained In Exchange For Operating Lease Liability RightOfUseAssetObtainedInExchangeForOperatingLeaseLiability	15047000	usd
CY2021Q4	us-gaap	Stockholders Equity StockholdersEquity	-1774000	usd
	us-gaap	Treasury Stock Value Acquired Cost Method TreasuryStockValueAcquiredCostMethod	56805000	usd
	us-gaap	Stock Issued During Period Value Share Based Compensation Gross StockIssuedDuringPeriodValueShareBasedCompensationGross	0	usd
	us-gaap	Adjustments To Additional Paid In Capital Sharebased Compensation Requisite Service Period Recognition Value AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue	25477000	usd
	us-gaap	Stockholders Equity Other StockholdersEquityOther	-1899000	usd
	us-gaap	Dividends Common Stock Cash DividendsCommonStockCash	37097000	usd
	us-gaap	Other Comprehensive Income Unrealized Holding Gain Loss On Securities Arising During Period Net Of Tax OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodNetOfTax	-51000	usd
	us-gaap	Net Income Loss NetIncomeLoss	103483000	usd
CY2022Q2	us-gaap	Stockholders Equity StockholdersEquity	35132000	usd
CY2020Q4	us-gaap	Stockholders Equity StockholdersEquity	44132000	usd
	us-gaap	Treasury Stock Value Acquired Cost Method TreasuryStockValueAcquiredCostMethod	38536000	usd
	us-gaap	Stock Issued During Period Value Share Based Compensation Gross StockIssuedDuringPeriodValueShareBasedCompensationGross	0	usd
	us-gaap	Adjustments To Additional Paid In Capital Sharebased Compensation Requisite Service Period Recognition Value AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue	25603000	usd
	us-gaap	Stock Issued During Period Value Stock Options Exercised StockIssuedDuringPeriodValueStockOptionsExercised	240000	usd
	us-gaap	Stockholders Equity Other StockholdersEquityOther	-1582000	usd
	us-gaap	Dividends Common Stock Cash DividendsCommonStockCash	32828000	usd
	us-gaap	Other Comprehensive Income Unrealized Holding Gain Loss On Securities Arising During Period Net Of Tax OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodNetOfTax	-7000	usd
	us-gaap	Net Income Loss NetIncomeLoss	87076000	usd
CY2021Q2	us-gaap	Stockholders Equity StockholdersEquity	87262000	usd
CY2022Q1	us-gaap	Stockholders Equity StockholdersEquity	33961000	usd
CY2022Q2	us-gaap	Treasury Stock Value Acquired Cost Method TreasuryStockValueAcquiredCostMethod	29364000	usd
CY2022Q2	us-gaap	Stock Issued During Period Value Share Based Compensation Gross StockIssuedDuringPeriodValueShareBasedCompensationGross	0	usd
CY2022Q2	us-gaap	Adjustments To Additional Paid In Capital Sharebased Compensation Requisite Service Period Recognition Value AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue	15631000	usd
CY2022Q2	us-gaap	Stockholders Equity Other StockholdersEquityOther	-1117000	usd
CY2022Q2	us-gaap	Dividends Common Stock Cash DividendsCommonStockCash	19853000	usd
CY2022Q2	us-gaap	Other Comprehensive Income Unrealized Holding Gain Loss On Securities Arising During Period Net Of Tax OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodNetOfTax	41000	usd
CY2022Q2	us-gaap	Net Income Loss NetIncomeLoss	33599000	usd
CY2022Q2	us-gaap	Stockholders Equity StockholdersEquity	35132000	usd
CY2021Q1	us-gaap	Stockholders Equity StockholdersEquity	73644000	usd
CY2021Q2	us-gaap	Treasury Stock Value Acquired Cost Method TreasuryStockValueAcquiredCostMethod	8850000	usd
CY2021Q2	us-gaap	Adjustments To Additional Paid In Capital Sharebased Compensation Requisite Service Period Recognition Value AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue	13781000	usd
CY2021Q2	us-gaap	Stockholders Equity Other StockholdersEquityOther	-900000	usd
CY2021Q2	us-gaap	Dividends Common Stock Cash DividendsCommonStockCash	17367000	usd
CY2021Q2	us-gaap	Net Income Loss NetIncomeLoss	25154000	usd
CY2021Q2	us-gaap	Stockholders Equity StockholdersEquity	87262000	usd
CY2022Q2	nsp	Percentageofourhealthinsurancecoverageprovidedby United PercentageofourhealthinsurancecoverageprovidedbyUnited	0.87
	nsp	Number Of Days In Advance Of Beginning Of Reporting Quarter Carrier Establishes Cash Funding Rates NumberOfDaysInAdvanceOfBeginningOfReportingQuarterCarrierEstablishesCashFundingRates	P90D
CY2022Q2	nsp	Prepaid Health Insurance Noncurrent PrepaidHealthInsuranceNoncurrent	9000000	usd
CY2022Q2	nsp	Required Deposit For Health Care Costs RequiredDepositForHealthCareCosts	6500000	usd
CY2022Q2	nsp	Prepaid Health Insurance Current And Noncurrent PrepaidHealthInsuranceCurrentAndNoncurrent	41800000	usd
CY2022Q2	nsp	Prepaid Health Insurance Noncurrent PrepaidHealthInsuranceNoncurrent	9000000	usd
CY2022Q2	nsp	Prepaid Health Insurance Current PrepaidHealthInsuranceCurrent	32800000	usd
CY2022Q2	nsp	Premiums Owed To United PremiumsOwedToUnited	55900000	usd
CY2022Q2	nsp	Benefits Costs Incurred Reduced Relatedto Runoff BenefitsCostsIncurredReducedRelatedtoRunoff	10200000	usd
CY2021Q2	nsp	Benefits Costs Incurred Reduced Relatedto Runoff BenefitsCostsIncurredReducedRelatedtoRunoff	5700000	usd
CY2022Q2	nsp	Workers Compensation Maximum Economic Burden First Layer Of Claims Per Occurrence WorkersCompensationMaximumEconomicBurdenFirstLayerOfClaimsPerOccurrence	1000000	usd
CY2022Q2	nsp	Workers Compensation Maximum Economic Burden First Layer Of Claims Per Occurrence WorkersCompensationMaximumEconomicBurdenFirstLayerOfClaimsPerOccurrence	1000000	usd
CY2022Q2	nsp	Workers Compensation Maximum Aggregate Economic Burden For Claims In Excess Of First Layer Cap Per Policy Year WorkersCompensationMaximumAggregateEconomicBurdenForClaimsInExcessOfFirstLayerCapPerPolicyYear	6000000	usd
CY2022Q2	nsp	Workers Compensation Maximum Economic Burden First Layer Of Claims Per Occurrence WorkersCompensationMaximumEconomicBurdenFirstLayerOfClaimsPerOccurrence	1000000	usd
CY2019Q4	nsp	Workers Compensation Maximum Economic Burden First Layer Of Claims Per Occurrence WorkersCompensationMaximumEconomicBurdenFirstLayerOfClaimsPerOccurrence	1500000	usd
CY2019Q4	nsp	Workers Compensation Maximum Economic Burden First Layer Of Claims Per Occurrence WorkersCompensationMaximumEconomicBurdenFirstLayerOfClaimsPerOccurrence	1500000	usd
CY2019Q4	nsp	Workers Compensation Maximum Aggregate Economic Burden For Claims In Excess Of First Layer Cap Per Policy Year WorkersCompensationMaximumAggregateEconomicBurdenForClaimsInExcessOfFirstLayerCapPerPolicyYear	6000000	usd
CY2019Q4	nsp	Workers Compensation Maximum Economic Burden First Layer Of Claims Per Occurrence WorkersCompensationMaximumEconomicBurdenFirstLayerOfClaimsPerOccurrence	1500000	usd
	nsp	Decrease Increase In Accrued Workers Compensation Costs For Changes In Estimated Losses DecreaseIncreaseInAccruedWorkersCompensationCostsForChangesInEstimatedLosses	26800000	usd
	nsp	Decrease Increase In Accrued Workers Compensation Costs For Changes In Estimated Losses DecreaseIncreaseInAccruedWorkersCompensationCostsForChangesInEstimatedLosses	23000000	usd
	nsp	Us Treasury Rates That Correspond With Weighted Average Estimated Claim Payout Period USTreasuryRatesThatCorrespondWithWeightedAverageEstimatedClaimPayoutPeriod	0.020
	nsp	Us Treasury Rates That Correspond With Weighted Average Estimated Claim Payout Period USTreasuryRatesThatCorrespondWithWeightedAverageEstimatedClaimPayoutPeriod	0.005
CY2021Q4	us-gaap	Liability For Unpaid Claims And Claims Adjustment Expense Opening Balance Adjustments LiabilityForUnpaidClaimsAndClaimsAdjustmentExpenseOpeningBalanceAdjustments	239623000	usd
CY2020Q4	us-gaap	Liability For Unpaid Claims And Claims Adjustment Expense Opening Balance Adjustments LiabilityForUnpaidClaimsAndClaimsAdjustmentExpenseOpeningBalanceAdjustments	240761000	usd
	nsp	Workers Compensation Expense WorkersCompensationExpense	18780000	usd
	nsp	Workers Compensation Expense WorkersCompensationExpense	20559000	usd
	nsp	Workers Compensation Discount Changed During Period WorkersCompensationDiscountChangedDuringPeriod	-3501000	usd
	nsp	Workers Compensation Discount Changed During Period WorkersCompensationDiscountChangedDuringPeriod	407000	usd
	us-gaap	Payments For Losses And Loss Adjustment Expense PaymentsForLossesAndLossAdjustmentExpense	27899000	usd
	us-gaap	Payments For Losses And Loss Adjustment Expense PaymentsForLossesAndLossAdjustmentExpense	22904000	usd
CY2022Q2	us-gaap	Workers Compensation Liability Current And Noncurrent WorkersCompensationLiabilityCurrentAndNoncurrent	227003000	usd
CY2021Q2	us-gaap	Workers Compensation Liability Current And Noncurrent WorkersCompensationLiabilityCurrentAndNoncurrent	238823000	usd
CY2022Q2	nsp	Workers Compensation Liability Net Of Admin Fees Current WorkersCompensationLiabilityNetOfAdminFeesCurrent	53317000	usd
CY2021Q2	nsp	Workers Compensation Liability Net Of Admin Fees Current WorkersCompensationLiabilityNetOfAdminFeesCurrent	46120000	usd
CY2022Q2	us-gaap	Workers Compensation Liability Noncurrent WorkersCompensationLiabilityNoncurrent	173686000	usd
CY2021Q2	us-gaap	Workers Compensation Liability Noncurrent WorkersCompensationLiabilityNoncurrent	192703000	usd
CY2022Q2	us-gaap	Workers Compensation Liability Current And Noncurrent WorkersCompensationLiabilityCurrentAndNoncurrent	227003000	usd
CY2021Q2	us-gaap	Workers Compensation Liability Current And Noncurrent WorkersCompensationLiabilityCurrentAndNoncurrent	238823000	usd
CY2022Q2	nsp	Workers Compensation Administrative Fees Accrued WorkersCompensationAdministrativeFeesAccrued	4800000	usd
	nsp	Undiscounted Accrued Workers Compensation Costs UndiscountedAccruedWorkersCompensationCosts	243900000	usd
	nsp	Undiscounted Accrued Workers Compensation Costs UndiscountedAccruedWorkersCompensationCosts	254800000	usd
	nsp	Time Period Incurred Claims Expected To Be Paid Recorded As Restricted TimePeriodIncurredClaimsExpectedToBePaidRecordedAsRestricted	P1Y
	nsp	Return Of Excess Claim Funds ReturnOfExcessClaimFunds	30200000	usd
CY2022Q2	us-gaap	Restricted Cash And Cash Equivalents At Carrying Value RestrictedCashAndCashEquivalentsAtCarryingValue	53300000	usd
CY2022Q2	nsp	Deposits Workers Compensation DepositsWorkersCompensation	166100000	usd
	nsp	Time Period Estimate Of Incurred Claim Costs To Be Paid Included In Short Term Liabilities TimePeriodEstimateOfIncurredClaimCostsToBePaidIncludedInShortTermLiabilities	P1Y
CY2022Q2	nsp	Unbilled Unbilled	674400000	usd
CY2021Q4	nsp	Unbilled Unbilled	490500000	usd
CY2022Q2	us-gaap	Revenue From Contract With Customer Excluding Assessed Tax RevenueFromContractWithCustomerExcludingAssessedTax	1432107000	usd
CY2021Q2	us-gaap	Revenue From Contract With Customer Excluding Assessed Tax RevenueFromContractWithCustomerExcludingAssessedTax	1185371000	usd
	us-gaap	Revenue From Contract With Customer Excluding Assessed Tax RevenueFromContractWithCustomerExcludingAssessedTax	3009944000	usd
	us-gaap	Revenue From Contract With Customer Excluding Assessed Tax RevenueFromContractWithCustomerExcludingAssessedTax	2472206000	usd
CY2022Q2	nsp	Money Market Funds Overnight Holdings At Carrying Value MoneyMarketFundsOvernightHoldingsAtCarryingValue	443760000	usd
CY2021Q4	nsp	Money Market Funds Overnight Holdings At Carrying Value MoneyMarketFundsOvernightHoldingsAtCarryingValue	490154000	usd
CY2022Q2	us-gaap	Short Term Investments ShortTermInvestments	75710000	usd
CY2021Q4	us-gaap	Short Term Investments ShortTermInvestments	120742000	usd
CY2022Q2	us-gaap	Cash Cash	37004000	usd
CY2021Q4	us-gaap	Cash Cash	47331000	usd
CY2022Q2	srt	Drafts Payable DraftsPayable	14824000	usd
CY2021Q4	srt	Drafts Payable DraftsPayable	50624000	usd
CY2022Q2	us-gaap	Cash Cash Equivalents And Short Term Investments CashCashEquivalentsAndShortTermInvestments	541650000	usd
CY2021Q4	us-gaap	Cash Cash Equivalents And Short Term Investments CashCashEquivalentsAndShortTermInvestments	607603000	usd
CY2022Q2	nsp	Payroll Withholdings Included In Cash Balance PayrollWithholdingsIncludedInCashBalance	258200000	usd
CY2021Q4	nsp	Payroll Withholdings Included In Cash Balance PayrollWithholdingsIncludedInCashBalance	424800000	usd
CY2022Q2	nsp	Client Prepayments Included In Cash Balance ClientPrepaymentsIncludedInCashBalance	-116600000	usd
CY2021Q4	nsp	Client Prepayments Included In Cash Balance ClientPrepaymentsIncludedInCashBalance	-20100000	usd
CY2022Q2	us-gaap	Cash And Cash Equivalents Fair Value Disclosure CashAndCashEquivalentsFairValueDisclosure	488689000	usd
CY2021Q4	us-gaap	Cash And Cash Equivalents Fair Value Disclosure CashAndCashEquivalentsFairValueDisclosure	579105000	usd
CY2022Q2	us-gaap	Investments Fair Value Disclosure InvestmentsFairValueDisclosure	22749000	usd
CY2022Q2	us-gaap	Us Government Securities At Carrying Value USGovernmentSecuritiesAtCarryingValue	8032000	usd
CY2021Q4	us-gaap	Us Government Securities At Carrying Value USGovernmentSecuritiesAtCarryingValue	5782000	usd
CY2021Q4	us-gaap	Investments Fair Value Disclosure InvestmentsFairValueDisclosure	26009000	usd
CY2022Q2	us-gaap	Assets Fair Value Disclosure AssetsFairValueDisclosure	519470000	usd
CY2021Q4	us-gaap	Assets Fair Value Disclosure AssetsFairValueDisclosure	610896000	usd
CY2021Q4	us-gaap	Line Of Credit Facility Current Borrowing Capacity LineOfCreditFacilityCurrentBorrowingCapacity	500000000	usd
CY2022Q2	us-gaap	Line Of Credit Facility Current Borrowing Capacity LineOfCreditFacilityCurrentBorrowingCapacity	650000000	usd
CY2022Q2	us-gaap	Line Of Credit Facility Maximum Borrowing Capacity LineOfCreditFacilityMaximumBorrowingCapacity	700000000	usd
	nsp	Percentage Of Subsidiary Stock Securing Debt PercentageOfSubsidiaryStockSecuringDebt	0.65
CY2022Q2	us-gaap	Long Term Debt Noncurrent LongTermDebtNoncurrent	369400000	usd
CY2022Q2	us-gaap	Letters Of Credit Outstanding Amount LettersOfCreditOutstandingAmount	1000000	usd
CY2022Q2	us-gaap	Line Of Credit Facility Remaining Borrowing Capacity LineOfCreditFacilityRemainingBorrowingCapacity	279600000	usd
CY2022Q2	nsp	Applicable Margin Federal Funds Rate ApplicableMarginFederalFundsRate	0.0050
CY2022Q2	nsp	Adjusted Term Sofr Rate Plus Applicable Margin AdjustedTermSOFRRatePlusApplicableMargin	0.0200
	us-gaap	Line Of Credit Facility Unused Capacity Commitment Fee Percentage LineOfCreditFacilityUnusedCapacityCommitmentFeePercentage	0.0025
	us-gaap	Line Of Credit Facility Interest Rate During Period LineOfCreditFacilityInterestRateDuringPeriod	0.022
	nsp	Aggregatenumberofsharesrepurchasedduringtheperiod Aggregatenumberofsharesrepurchasedduringtheperiod	615694	shares
	us-gaap	Treasury Stock Shares Acquired TreasuryStockSharesAcquired	517083	shares
CY2022Q2	us-gaap	Stock Repurchase Program Remaining Number Of Shares Authorized To Be Repurchased StockRepurchaseProgramRemainingNumberOfSharesAuthorizedToBeRepurchased	1186545	shares
	us-gaap	Shares Paid For Tax Withholding For Share Based Compensation SharesPaidForTaxWithholdingForShareBasedCompensation	98611	shares
CY2021Q2	us-gaap	Net Income Loss NetIncomeLoss	25154000	usd
CY2022Q1	us-gaap	Common Stock Dividends Per Share Declared CommonStockDividendsPerShareDeclared	0.45
CY2021Q1	us-gaap	Common Stock Dividends Per Share Declared CommonStockDividendsPerShareDeclared	0.40
CY2022Q2	us-gaap	Common Stock Dividends Per Share Declared CommonStockDividendsPerShareDeclared	0.52
CY2022Q2	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	38229000	shares
	us-gaap	Net Income Loss NetIncomeLoss	103483000	usd
CY2021Q2	us-gaap	Common Stock Dividends Per Share Declared CommonStockDividendsPerShareDeclared	0.45
	us-gaap	Payments Of Dividends Common Stock PaymentsOfDividendsCommonStock	37100000	usd
	us-gaap	Payments Of Dividends Common Stock PaymentsOfDividendsCommonStock	32800000	usd
CY2022Q2	us-gaap	Net Income Loss NetIncomeLoss	33599000	usd
	us-gaap	Net Income Loss NetIncomeLoss	87076000	usd
CY2022Q2	us-gaap	Participating Securities Distributed And Undistributed Earnings Loss Diluted ParticipatingSecuritiesDistributedAndUndistributedEarningsLossDiluted	1000	usd
CY2021Q2	us-gaap	Participating Securities Distributed And Undistributed Earnings Loss Diluted ParticipatingSecuritiesDistributedAndUndistributedEarningsLossDiluted	37000	usd
	us-gaap	Participating Securities Distributed And Undistributed Earnings Loss Diluted ParticipatingSecuritiesDistributedAndUndistributedEarningsLossDiluted	31000	usd
	us-gaap	Participating Securities Distributed And Undistributed Earnings Loss Diluted ParticipatingSecuritiesDistributedAndUndistributedEarningsLossDiluted	193000	usd
CY2022Q2	us-gaap	Net Income Loss Available To Common Stockholders Basic NetIncomeLossAvailableToCommonStockholdersBasic	33598000	usd
CY2021Q2	us-gaap	Net Income Loss Available To Common Stockholders Basic NetIncomeLossAvailableToCommonStockholdersBasic	25117000	usd
	us-gaap	Net Income Loss Available To Common Stockholders Basic NetIncomeLossAvailableToCommonStockholdersBasic	103452000	usd
	us-gaap	Net Income Loss Available To Common Stockholders Basic NetIncomeLossAvailableToCommonStockholdersBasic	86883000	usd
CY2021Q2	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	38591000	shares
	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	38259000	shares
	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	38410000	shares
CY2022Q2	us-gaap	Incremental Common Shares Attributable To Share Based Payment Arrangements IncrementalCommonSharesAttributableToShareBasedPaymentArrangements	359000	shares
CY2021Q2	us-gaap	Incremental Common Shares Attributable To Share Based Payment Arrangements IncrementalCommonSharesAttributableToShareBasedPaymentArrangements	232000	shares
	us-gaap	Incremental Common Shares Attributable To Share Based Payment Arrangements IncrementalCommonSharesAttributableToShareBasedPaymentArrangements	382000	shares
	us-gaap	Incremental Common Shares Attributable To Share Based Payment Arrangements IncrementalCommonSharesAttributableToShareBasedPaymentArrangements	427000	shares
CY2022Q2	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	38588000	shares
CY2021Q2	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	38823000	shares
	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	38641000	shares
	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	38837000	shares
CY2022Q2	us-gaap	Antidilutive Securities Excluded From Computation Of Earnings Per Share Amount AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount	0	shares
CY2021Q2	us-gaap	Antidilutive Securities Excluded From Computation Of Earnings Per Share Amount AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount	0	shares
	us-gaap	Antidilutive Securities Excluded From Computation Of Earnings Per Share Amount AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount	13000	shares
	us-gaap	Antidilutive Securities Excluded From Computation Of Earnings Per Share Amount AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount	0	shares

Files In Submission

Name	View Source	Status
0001000753-22-000039-index-headers.html	Edgar Link	pending
0001000753-22-000039-index.html	Edgar Link	pending
0001000753-22-000039.txt	Edgar Link	pending
0001000753-22-000039-xbrl.zip	Edgar Link	pending
a06302022-nspex311.htm	Edgar Link	pending
a06302022-nspex312.htm	Edgar Link	pending
a06302022-nspex321.htm	Edgar Link	pending
a06302022-nspex322.htm	Edgar Link	pending
FilingSummary.xml	Edgar Link	unprocessable
Financial_Report.xlsx	Edgar Link	pending
MetaLinks.json	Edgar Link	pending
nsp-20220630.htm	Edgar Link	pending
nsp-20220630.xsd	Edgar Link	pending
nsp-20220630_cal.xml	Edgar Link	unprocessable
nsp-20220630_def.xml	Edgar Link	unprocessable
nsp-20220630_g1.jpg	Edgar Link	pending
nsp-20220630_g10.jpg	Edgar Link	pending
nsp-20220630_g11.jpg	Edgar Link	pending
nsp-20220630_g2.jpg	Edgar Link	pending
nsp-20220630_g3.jpg	Edgar Link	pending
nsp-20220630_g4.jpg	Edgar Link	pending
nsp-20220630_g5.jpg	Edgar Link	pending
nsp-20220630_g6.jpg	Edgar Link	pending
nsp-20220630_g7.jpg	Edgar Link	pending
nsp-20220630_g8.jpg	Edgar Link	pending
nsp-20220630_g9.jpg	Edgar Link	pending
nsp-20220630_htm.xml	Edgar Link	completed
nsp-20220630_lab.xml	Edgar Link	unprocessable
nsp-20220630_pre.xml	Edgar Link	unprocessable
R1.htm	Edgar Link	pending
R10.htm	Edgar Link	pending
R11.htm	Edgar Link	pending
R12.htm	Edgar Link	pending
R13.htm	Edgar Link	pending
R14.htm	Edgar Link	pending
R15.htm	Edgar Link	pending
R16.htm	Edgar Link	pending
R17.htm	Edgar Link	pending
R18.htm	Edgar Link	pending
R19.htm	Edgar Link	pending
R2.htm	Edgar Link	pending
R20.htm	Edgar Link	pending
R21.htm	Edgar Link	pending
R22.htm	Edgar Link	pending
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R25.htm	Edgar Link	pending
R26.htm	Edgar Link	pending
R3.htm	Edgar Link	pending
R4.htm	Edgar Link	pending
R5.htm	Edgar Link	pending
R6.htm	Edgar Link	pending
R7.htm	Edgar Link	pending
R8.htm	Edgar Link	pending
R9.htm	Edgar Link	pending
report.css	Edgar Link	pending
Show.js	Edgar Link	pending

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$NSP
INSPERITY, INC. Stock $nsp

2022 Q3 Form 10-Q Financial Statement

#000100075322000039 Filed on August 02, 2022

Income Statement

Balance Sheet

Cashflow Statement

Facts In Submission

Files In Submission

$NSP INSPERITY, INC. Stock $nsp

2022 Q3 Form 10-Q Financial Statement

#000100075322000039 Filed on August 02, 2022

Income Statement

Balance Sheet

Cashflow Statement

Facts In Submission

Files In Submission

$NSP
INSPERITY, INC. Stock $nsp