2.4.0.8118 - Disclosure - Intangible Assets, Net - Intangible Assets (Detail)truefalseIn Thousands, unless otherwise specifiedfalse1false USDfalsefalse$eol_PE159725--1310-Q0004_STD_0_20130630_0http://www.sec.gov/CIK0001092699instant2013-06-30T00:00:000001-01-01T00:00:00iso4217_USDStandardhttp://www.xbrl.org/2003/iso4217USDiso42170USDUSD$2false USDfalsefalse$eol_PE159725--1310-Q0004_STD_0_20121231_0http://www.sec.gov/CIK0001092699instant2012-12-31T00:00:000001-01-01T00:00:00iso4217_USDStandardhttp://www.xbrl.org/2003/iso4217USDiso42170USDUSD$1true 3us-gaap_FiniteLivedIntangibleAssetsLineItemsus-gaap_truenadurationfalsefalsefalsefalsefalsefalsefalsefalseterseLabel1falsefalsefalse00falsefalsefalse2falsefalsefalse00falsefalsefalsexbrli:stringItemTypestringfalse0Finite-Lived Intangible Assets [Line Items]2false 4us-gaap_FiniteLivedIntangibleAssetsGrossus-gaap_truedebitinstantfalsefalsefalsefalsefalsefalsefalsefalseterseLabel1truefalsefalse2487000024870USD$falsetruefalse2truefalsefalse2487000024870USD$falsetruefalsexbrli:monetaryItemTypemonetaryAmount before amortization of assets, excluding financial assets and goodwill, lacking physical substance with a finite life.Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 30 -Section 50 -Paragraph 2 -Subparagraph (a)(1) -URI http://asc.fasb.org/extlink&oid=26713463&loc=d3e16323-109275 false2Carrying Amount3false 4us-gaap_FiniteLivedIntangibleAssetsAccumulatedAmortizationus-gaap_truecreditinstantfalsefalsefalsefalsefalsefalsefalsetruenegatedLabel1truefalsefalse-6064000-6064USD$falsefalsefalse2truefalsefalse-4630000-4630USD$falsefalsefalsexbrli:monetaryItemTypemonetaryAccumulated amount of amortization of assets, excluding financial assets and goodwill, lacking physical substance with a finite life.Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 30 -Section 50 -Paragraph 2 -Subparagraph (a)(1) -URI http://asc.fasb.org/extlink&oid=26713463&loc=d3e16323-109275 false2Accumulated Amortization4false 4us-gaap_FiniteLivedIntangibleAssetsNetus-gaap_truedebitinstantfalsefalsefalsefalsefalsefalsefalsefalsetotalLabel1truefalsefalse1880600018806USD$falsefalsefalse2truefalsefalse2024000020240USD$falsefalsefalsexbrli:monetaryItemTypemonetaryAmount after amortization of assets, excluding financial assets and goodwill, lacking physical substance with a finite life.Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 30 -Section 50 -Paragraph 2 -Subparagraph (a)(1) -URI http://asc.fasb.org/extlink&oid=26713463&loc=d3e16323-109275 true2Net5false 0truefalsetruefalsefalsefalsefalsefalsefalse1falsefalsefalse00falsefalsefalse2falsefalsefalse00falsefalsefalse3false USDtruefalse$eol_PE159725--1310-Q0004_STD_0_20130630_0_931868x931765http://www.sec.gov/CIK0001092699instant2013-06-30T00:00:000001-01-01T00:00:00falsefalseSubscriber relationships [Member]us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxisxbrldihttp://xbrl.org/2006/xbrldius-gaap_CustomerRelationshipsMemberus-gaap_FiniteLivedIntangibleAssetsByMajorClassAxisexplicitMemberiso4217_USDStandardhttp://www.xbrl.org/2003/iso4217USDiso42170USDUSD$nanafalse0Subscriber relationships [Member]6true 3us-gaap_FiniteLivedIntangibleAssetsLineItemsus-gaap_truenadurationfalsefalsefalsefalsefalsefalsefalsefalseterseLabel1falsefalsefalse00falsefalsefalse2falsefalsefalse00falsefalsefalsexbrli:stringItemTypestringfalse0Finite-Lived Intangible Assets [Line Items]7false 4us-gaap_FiniteLivedIntangibleAssetsGrossus-gaap_truedebitinstantfalsefalsefalsefalsefalsefalsefalsefalseterseLabel1truefalsefalse2316000023160USD$falsefalsefalse2truefalsefalse2316000023160USD$falsefalsefalsexbrli:monetaryItemTypemonetaryAmount before amortization of assets, excluding financial assets and goodwill, lacking physical substance with a finite life.Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 30 -Section 50 -Paragraph 2 -Subparagraph (a)(1) -URI http://asc.fasb.org/extlink&oid=26713463&loc=d3e16323-109275 false2Carrying Amount8false 4us-gaap_FiniteLivedIntangibleAssetsAccumulatedAmortizationus-gaap_truecreditinstantfalsefalsefalsefalsefalsefalsefalsetruenegatedLabel1truefalsefalse-5113000-5113USD$falsefalsefalse2truefalsefalse-3850000-3850USD$falsefalsefalsexbrli:monetaryItemTypemonetaryAccumulated amount of amortization of assets, excluding financial assets and goodwill, lacking physical substance with a finite life.Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 30 -Section 50 -Paragraph 2 -Subparagraph (a)(1) -URI http://asc.fasb.org/extlink&oid=26713463&loc=d3e16323-109275 false2Accumulated Amortization9false 4us-gaap_FiniteLivedIntangibleAssetsNetus-gaap_truedebitinstantfalsefalsefalsefalsefalsefalsefalsefalsetotalLabel1truefalsefalse1804700018047USD$falsefalsefalse2truefalsefalse1931000019310USD$falsefalsefalsexbrli:monetaryItemTypemonetaryAmount after amortization of assets, excluding financial assets and goodwill, lacking physical substance with a finite life.Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 30 -Section 50 -Paragraph 2 -Subparagraph (a)(1) -URI http://asc.fasb.org/extlink&oid=26713463&loc=d3e16323-109275 true2Net10false 0truefalsetruefalsefalsefalsefalsefalsefalse1falsefalsefalse00falsefalsefalse2falsefalsefalse00falsefalsefalse5false USDtruefalse$eol_PE159725--1310-Q0004_STD_0_20130630_0_931868x927135http://www.sec.gov/CIK0001092699instant2013-06-30T00:00:000001-01-01T00:00:00falsefalseNon-competition agreements [Member]us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxisxbrldihttp://xbrl.org/2006/xbrldius-gaap_NoncompeteAgreementsMemberus-gaap_FiniteLivedIntangibleAssetsByMajorClassAxisexplicitMemberiso4217_USDStandardhttp://www.xbrl.org/2003/iso4217USDiso42170USDUSD$nanafalse0Non-competition agreements [Member]11true 3us-gaap_FiniteLivedIntangibleAssetsLineItemsus-gaap_truenadurationfalsefalsefalsefalsefalsefalsefalsefalseterseLabel1falsefalsefalse00falsefalsefalse2falsefalsefalse00falsefalsefalsexbrli:stringItemTypestringfalse0Finite-Lived Intangible Assets [Line Items]12false 4us-gaap_FiniteLivedIntangibleAssetsGrossus-gaap_truedebitinstantfalsefalsefalsefalsefalsefalsefalsefalseterseLabel1truefalsefalse17100001710USD$falsefalsefalse2truefalsefalse17100001710USD$falsefalsefalsexbrli:monetaryItemTypemonetaryAmount before amortization of assets, excluding financial assets and goodwill, lacking physical substance with a finite life.Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 30 -Section 50 -Paragraph 2 -Subparagraph (a)(1) -URI http://asc.fasb.org/extlink&oid=26713463&loc=d3e16323-109275 false2Carrying Amount13false 4us-gaap_FiniteLivedIntangibleAssetsAccumulatedAmortizationus-gaap_truecreditinstantfalsefalsefalsefalsefalsefalsefalsetruenegatedLabel1truefalsefalse-951000-951USD$falsefalsefalse2truefalsefalse-780000-780USD$falsefalsefalsexbrli:monetaryItemTypemonetaryAccumulated amount of amortization of assets, excluding financial assets and goodwill, lacking physical substance with a finite life.Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 30 -Section 50 -Paragraph 2 -Subparagraph (a)(1) -URI http://asc.fasb.org/extlink&oid=26713463&loc=d3e16323-109275 false2Accumulated Amortization14false 4us-gaap_FiniteLivedIntangibleAssetsNetus-gaap_truedebitinstantfalsefalsefalsefalsefalsefalsefalsefalsetotalLabel1truefalsefalse759000759USD$falsetruefalse2truefalsefalse930000930USD$falsetruefalsexbrli:monetaryItemTypemonetaryAmount after amortization of assets, excluding financial assets and goodwill, lacking physical substance with a finite life.Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 30 -Section 50 -Paragraph 2 -Subparagraph (a)(1) -URI http://asc.fasb.org/extlink&oid=26713463&loc=d3e16323-109275 true2NetfalseIntangible Assets, Net - Intangible Assets (Detail) (USD $)ThousandsUnKnownUnKnownUnKnowntruefalsefalseSheethttp://www.spscommerce.com/taxonomy/role/DisclosureIntangibleAssetsNetIntangibleAssets214