XML 40 R17.htm IDEA: XBRL DOCUMENT v3.24.1.u1

Other Balance Sheet Information (Tables)

3 Months Ended

Mar. 31, 2024

OtherBalanceSheetDisclosuresAbstract [Abstract]

Summary of investments in cash, cash equivalents and marketable securities

The following table summarizes our cash and investments in cash equivalents and marketable securities held by investment managers and overnight investments:

			March 31, 2024												December 31, 2023
(in millions)			Cash & Cash Equivalents			Marketable Securities			Total						Cash & Cash Equivalents			Marketable Securities			Total
Overnight holdings			$	356		$	—		$	356					$	611		$	—		$	611
Investment holdings			118			16			134						119			16			135
			474			16			490						730			16			746
Cash in demand accounts			212			—			212						27			—			27
Outstanding checks			(19)			—			(19)						(64)			—			(64)
Total			$	667		$	16		$	683					$	693		$	16		$	709

Restrictions on Cash and Cash Equivalents

Cash, Cash Equivalents, Restricted Cash and Funds Held for Clients

The following table summarizes our cash, cash equivalents, restricted cash and funds held for clients as reported in our Consolidated Statements of Cash Flows:

			Three Months Ended March 31,
(in millions)			2024						2023
Supplemental schedule of cash and cash equivalents, restricted cash and funds held for clients
Cash and cash equivalents			$	693					$	733
Restricted cash			57						50
Other current assets – funds held for clients(1)			87						35
Deposits – workers’ compensation			198						196
Cash, cash equivalents, restricted cash and funds held for clients beginning of period			$	1,035					$	1,014
Cash and cash equivalents			$	667					$	697
Restricted cash			61						48
Other current assets – funds held for clients(1)			46						42
Deposits – workers’ compensation			204						211
Cash, cash equivalents, restricted cash and funds held for clients end of period			$	978					$	998

 ____________________________________

(1)Funds held for clients represent amounts held on behalf of our Traditional Payroll Solution customers that are restricted for the purpose of satisfying obligations to remit funds to clients’ employees and various tax authorities.

Please read Note 2. “Accounting Policies,” for a discussion of our accounting policies for deposits – workers’ compensation and restricted cash.

X

- References

No definition available.

+ Details

Name:	nsp_OtherBalanceSheetDisclosuresAbstractAbstract
Namespace Prefix:	nsp_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

X

- Definition

Tabular disclosure of the components of cash and cash equivalents.

+ References

No definition available.

+ Details

Name:	us-gaap_ScheduleOfCashAndCashEquivalentsTableTextBlock
Namespace Prefix:	us-gaap_
Data Type:	dtr-types:textBlockItemType
Balance Type:	na
Period Type:	duration

X

- Definition

Tabular disclosure of cash and cash equivalents restricted as to withdrawal or usage.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 944
-SubTopic 210
-Name Accounting Standards Codification
-Section S99
-Paragraph 1
-Subparagraph (SX 210.7-03(a)(2))
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147479440/944-210-S99-1

Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef
-Topic 942
-SubTopic 210
-Name Accounting Standards Codification
-Section S99
-Paragraph 1
-Subparagraph (SX 210.9-03(1)(a))
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147479853/942-210-S99-1

Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef
-Name Accounting Standards Codification
-Section 50
-Paragraph 8
-SubTopic 10
-Topic 230
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147482913/230-10-50-8

+ Details

Name:	us-gaap_ScheduleOfRestrictedCashAndCashEquivalentsTextBlock
Namespace Prefix:	us-gaap_
Data Type:	dtr-types:textBlockItemType
Balance Type:	na
Period Type:	duration