XML 59 R49.htm IDEA: XBRL DOCUMENT v3.21.2

GOODWILL AND OTHER INTANGIBLE ASSETS - Goodwill (Details) - USD ($) $ in Millions	3 Months Ended	9 Months Ended
	Oct. 02, 2021	Oct. 02, 2021	Dec. 31, 2020
Changes in the carrying amount of goodwill
Gross goodwill, beginning of the period		$ 843.7
Accumulated impairment, balance at the beginning of the period		(475.1)
Goodwill, balance at the beginning of the period		368.6
Goodwill Resulting from Business Combinations		64.2
Impairments		0.0
Accumulated impairment		(23.3)
Goodwill, impairment, net of accumulation		(23.3)
Gross goodwill related to foreign currency translation		(10.1)
Accumulated impairments related to foreign currency translation		4.6
Goodwill related to foreign currency translation		(5.5)
Gross goodwill, end of the period	$ 897.8	897.8
Accumulated impairment, balance at the end of the period	(493.8)	(493.8)
Goodwill, balance at the end of the period	404.0	404.0
Sealite Acquisition
Changes in the carrying amount of goodwill
Goodwill Resulting from Business Combinations		38.5
Enterprise Control Systems Ltd
Changes in the carrying amount of goodwill
Goodwill Resulting from Business Combinations		20.6
Contingent consideration liability	8.2	8.2
ULC Robotics
Changes in the carrying amount of goodwill
Goodwill Resulting from Business Combinations		3.1
Contingent consideration liability			$ 24.3
ULC Robotics | Goodwill
Changes in the carrying amount of goodwill
Impairments	(23.3)
ULC Robotics | Other Operating Income (Expense)
Changes in the carrying amount of goodwill
Impairments	(24.3)
Sensors & Software
Changes in the carrying amount of goodwill
Goodwill Resulting from Business Combinations		2.0
HVAC reportable segment
Changes in the carrying amount of goodwill
Gross goodwill, beginning of the period		492.2
Accumulated impairment, balance at the beginning of the period		(340.6)
Goodwill, balance at the beginning of the period		151.6
Goodwill Resulting from Business Combinations		0.0
Impairments		0.0
Goodwill, impairment, net of accumulation		0.0
Gross goodwill related to foreign currency translation		(6.5)
Accumulated impairments related to foreign currency translation		4.5
Goodwill related to foreign currency translation		(2.0)
Gross goodwill, end of the period	485.7	485.7
Accumulated impairment, balance at the end of the period	(336.1)	(336.1)
Goodwill, balance at the end of the period	149.6	149.6
Detection and Measurement reportable segment
Changes in the carrying amount of goodwill
Gross goodwill, beginning of the period		351.5
Accumulated impairment, balance at the beginning of the period		(134.5)
Goodwill, balance at the beginning of the period		217.0
Goodwill Resulting from Business Combinations		64.2
Impairments		0.0
Accumulated impairment		(23.3)
Goodwill, impairment, net of accumulation		(23.3)
Gross goodwill related to foreign currency translation		(3.6)
Accumulated impairments related to foreign currency translation		0.1
Goodwill related to foreign currency translation		(3.5)
Gross goodwill, end of the period	412.1	412.1
Accumulated impairment, balance at the end of the period	(157.7)	(157.7)
Goodwill, balance at the end of the period	254.4	254.4
Other
Changes in the carrying amount of goodwill
Gross goodwill, beginning of the period		0.0
Accumulated impairment, balance at the beginning of the period		0.0
Goodwill, balance at the beginning of the period		0.0
Goodwill Resulting from Business Combinations		0.0
Impairments		0.0
Goodwill, impairment, net of accumulation		0.0
Gross goodwill related to foreign currency translation		0.0
Accumulated impairments related to foreign currency translation		0.0
Goodwill related to foreign currency translation		0.0
Gross goodwill, end of the period	0.0	0.0
Accumulated impairment, balance at the end of the period	0.0	0.0
Goodwill, balance at the end of the period	$ 0.0	$ 0.0

X

- Definition

Represents the adjustments, during the period, to the accumulated impairments of Goodwill related to foreign currency translation and other adjustments.

+ References

No definition available.

+ Details

Name:	spxc_AccumulatedImpairmentsRelatedToForeignCurrencyTranslationAndOtherAdjustments
Namespace Prefix:	spxc_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

X

- Definition

Goodwill, Accumulated Impairment During Period

+ References

No definition available.

+ Details

Name:	spxc_GoodwillAccumulatedImpairmentDuringPeriod
Namespace Prefix:	spxc_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

X

- Definition

Goodwill, Impairment, Net of Accumulation

+ References

No definition available.

+ Details

Name:	spxc_GoodwillImpairmentNetOfAccumulation
Namespace Prefix:	spxc_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

X

- Definition

Represents the adjustments, during the period, to the net value of goodwill related to for foreign currency translation and other adjustments.

+ References

No definition available.

+ Details

Name:	spxc_GoodwillRelatedToForeignCurrencyTranslationAndOther
Namespace Prefix:	spxc_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

X

- Definition

Represents the adjustments, during the period, to the gross value of goodwill related to foreign currency translation and other adjustments.

+ References

No definition available.

+ Details

Name:	spxc_GrossGoodwillRelatedToForeignCurrencyTranslationAndOther
Namespace Prefix:	spxc_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

X

- Definition

Amount of liability recognized arising from contingent consideration in a business combination.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 805
-SubTopic 30
-Section 50
-Paragraph 1
-Subparagraph (c)(1)
-URI http://asc.fasb.org/extlink&oid=120321790&loc=d3e6927-128479

Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 805
-SubTopic 30
-Section 35
-Paragraph 1
-Subparagraph (b)
-URI http://asc.fasb.org/extlink&oid=116859824&loc=d3e6819-128478

Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 805
-SubTopic 30
-Section 25
-Paragraph 6
-URI http://asc.fasb.org/extlink&oid=6911189&loc=d3e6408-128476

+ Details

Name:	us-gaap_BusinessCombinationContingentConsiderationLiability
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

X

- Definition

Amount after accumulated impairment loss of an asset representing future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 942
-SubTopic 210
-Section S99
-Paragraph 1
-Subparagraph (SX 210.9-03(10)(1))
-URI http://asc.fasb.org/extlink&oid=120398452&loc=d3e534808-122878

Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 350
-SubTopic 20
-Section 45
-Paragraph 5
-URI http://asc.fasb.org/extlink&oid=120320667&loc=SL49117168-202975

Reference 3: http://www.xbrl.org/2003/role/exampleRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 852
-SubTopic 10
-Section 55
-Paragraph 10
-URI http://asc.fasb.org/extlink&oid=84165509&loc=d3e56426-112766

Reference 4: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 350
-SubTopic 20
-Section 45
-Paragraph 1
-URI http://asc.fasb.org/extlink&oid=99380562&loc=d3e13770-109266

+ Details

Name:	us-gaap_Goodwill
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

X

- Definition

Amount of increase in asset representing future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized resulting from a business combination.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 350
-SubTopic 20
-Section 50
-Paragraph 1
-Subparagraph (b)
-URI http://asc.fasb.org/extlink&oid=121556970&loc=d3e13816-109267

+ Details

Name:	us-gaap_GoodwillAcquiredDuringPeriod
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

X

- Definition

Amount before accumulated impairment loss of an asset representing future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 350
-SubTopic 20
-Section 50
-Paragraph 1
-Subparagraph (a)
-URI http://asc.fasb.org/extlink&oid=121556970&loc=d3e13816-109267

Reference 2: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 350
-SubTopic 20
-Section 50
-Paragraph 1
-Subparagraph (h)
-URI http://asc.fasb.org/extlink&oid=121556970&loc=d3e13816-109267

+ Details

Name:	us-gaap_GoodwillGross
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

X

- Definition

Amount of accumulated impairment loss for an asset representing future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 350
-SubTopic 20
-Section 50
-Paragraph 1
-Subparagraph (h)
-URI http://asc.fasb.org/extlink&oid=121556970&loc=d3e13816-109267

Reference 2: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 350
-SubTopic 20
-Section 50
-Paragraph 1
-Subparagraph (a)
-URI http://asc.fasb.org/extlink&oid=121556970&loc=d3e13816-109267

+ Details

Name:	us-gaap_GoodwillImpairedAccumulatedImpairmentLoss
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

X

- Definition

Amount of loss from the write-down of an asset representing the future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 350
-SubTopic 20
-Section 50
-Paragraph 2
-Subparagraph (b)
-URI http://asc.fasb.org/extlink&oid=121556970&loc=d3e13854-109267

Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 230
-SubTopic 10
-Section 45
-Paragraph 28
-Subparagraph (b)
-URI http://asc.fasb.org/extlink&oid=123570139&loc=d3e3602-108585

Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 350
-SubTopic 20
-Section 50
-Paragraph 1
-Subparagraph (e)
-URI http://asc.fasb.org/extlink&oid=121556970&loc=d3e13816-109267

Reference 4: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 350
-SubTopic 20
-Section 45
-Paragraph 2
-URI http://asc.fasb.org/extlink&oid=99380562&loc=d3e13777-109266

+ Details

Name:	us-gaap_GoodwillImpairmentLoss
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

X

- Definition

A roll forward is a reconciliation of a concept from the beginning of a period to the end of a period.

+ References

No definition available.

+ Details

Name:	us-gaap_GoodwillRollForward
Namespace Prefix:	us-gaap_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

X

- Details

Name:	us-gaap_BusinessAcquisitionAxis=spxc_SealiteAcquisitionMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_BusinessAcquisitionAxis=spxc_EnterpriseControlSystemsLtdMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_BusinessAcquisitionAxis=spxc_ULCRoboticsMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_BalanceSheetLocationAxis=us-gaap_GoodwillMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_IncomeStatementLocationAxis=us-gaap_OtherOperatingIncomeExpenseMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_BusinessAcquisitionAxis=spxc_SensorsSoftwareMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_StatementBusinessSegmentsAxis=spxc_HVACReportableSegmentMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_StatementBusinessSegmentsAxis=spxc_DetectionandMeasurementReportableSegmentMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_StatementBusinessSegmentsAxis=us-gaap_AllOtherSegmentsMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type: