XML 61 R75.htm IDEA: XBRL DOCUMENT v2.4.1.9
ACQUIRED INTANGIBLE ASSETS, NET (Details) (USD $)
12 Months Ended
Dec. 31, 2014
Dec. 31, 2013
Dec. 31, 2012
Finite-Lived Intangible Assets [Line Items]      
Accumulated amortization $ (39,031,548)us-gaap_FiniteLivedIntangibleAssetsAccumulatedAmortization $ (20,020,937)us-gaap_FiniteLivedIntangibleAssetsAccumulatedAmortization  
Amortization of acquired intangible assets 19,203,618us-gaap_AmortizationOfIntangibleAssets 2,785,142us-gaap_AmortizationOfIntangibleAssets 5,452,441us-gaap_AmortizationOfIntangibleAssets
Impairment loss on intangible assets 1,323,260us-gaap_ImpairmentOfIntangibleAssetsExcludingGoodwill 1,812,939us-gaap_ImpairmentOfIntangibleAssetsExcludingGoodwill   
Impairment loss of intangible assets 1,323,260us-gaap_ImpairmentOfIntangibleAssetsFinitelived 1,562,386us-gaap_ImpairmentOfIntangibleAssetsFinitelived   
Cost of revenues, impairment on intangible assets    250,553us-gaap_ProductionRelatedImpairmentsOrCharges   
Amortization expenses for 2015 22,973,341us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseNextTwelveMonths    
Amortization expenses for 2016 24,069,410us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearTwo    
Amortization expenses for 2017 6,661,446us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearThree    
Amortization expenses for 2018 1,378,849us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearFour    
Amortization expenses for 2019 and thereafter 136,188us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearFive    
Total      
Goss carrying amount 99,582,753us-gaap_IntangibleAssetsGrossExcludingGoodwill 99,295,546us-gaap_IntangibleAssetsGrossExcludingGoodwill  
Accumulated amortization (39,031,548)us-gaap_FiniteLivedIntangibleAssetsAccumulatedAmortization (20,020,937)us-gaap_FiniteLivedIntangibleAssetsAccumulatedAmortization  
Exchange difference 1,498,603kz_IntangibleAssetsExchangeDifference 1,264,917kz_IntangibleAssetsExchangeDifference  
Impairment (6,540,004)kz_IntangibleAssetsAccumulatedImpairment (1,812,939)kz_IntangibleAssetsAccumulatedImpairment  
Net carrying amount 55,509,804us-gaap_IntangibleAssetsNetExcludingGoodwill 78,726,587us-gaap_IntangibleAssetsNetExcludingGoodwill  
Weighted Average [Member]      
Finite-Lived Intangible Assets [Line Items]      
Amortization period 3 years 3 years  
Agreements with Mobile Operator [Member]      
Finite-Lived Intangible Assets [Line Items]      
Goss carrying amount 3,113,746us-gaap_FiniteLivedIntangibleAssetsGross
/ us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis
= kz_MobileOperatorAgreementMember
3,113,746us-gaap_FiniteLivedIntangibleAssetsGross
/ us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis
= kz_MobileOperatorAgreementMember
 
Accumulated amortization (3,113,746)us-gaap_FiniteLivedIntangibleAssetsAccumulatedAmortization
/ us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis
= kz_MobileOperatorAgreementMember
(3,113,746)us-gaap_FiniteLivedIntangibleAssetsAccumulatedAmortization
/ us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis
= kz_MobileOperatorAgreementMember
 
Exchange difference        
Impairment        
Net carrying amount        
Amortization period 3 years    
Total      
Accumulated amortization (3,113,746)us-gaap_FiniteLivedIntangibleAssetsAccumulatedAmortization
/ us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis
= kz_MobileOperatorAgreementMember
(3,113,746)us-gaap_FiniteLivedIntangibleAssetsAccumulatedAmortization
/ us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis
= kz_MobileOperatorAgreementMember
 
Operating Platforms [Member]      
Finite-Lived Intangible Assets [Line Items]      
Goss carrying amount 243,974us-gaap_FiniteLivedIntangibleAssetsGross
/ us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis
= kz_OperatingPlatformsMember
243,974us-gaap_FiniteLivedIntangibleAssetsGross
/ us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis
= kz_OperatingPlatformsMember
 
Accumulated amortization (243,974)us-gaap_FiniteLivedIntangibleAssetsAccumulatedAmortization
/ us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis
= kz_OperatingPlatformsMember
(240,527)us-gaap_FiniteLivedIntangibleAssetsAccumulatedAmortization
/ us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis
= kz_OperatingPlatformsMember
 
Exchange difference    650kz_AcquiredFiniteLivedIntangibleAssetCurrencyTranslationDifference
/ us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis
= kz_OperatingPlatformsMember
 
Impairment        
Net carrying amount    4,097us-gaap_FiniteLivedIntangibleAssetsNet
/ us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis
= kz_OperatingPlatformsMember
 
Amortization period 5 years    
Total      
Accumulated amortization (243,974)us-gaap_FiniteLivedIntangibleAssetsAccumulatedAmortization
/ us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis
= kz_OperatingPlatformsMember
(240,527)us-gaap_FiniteLivedIntangibleAssetsAccumulatedAmortization
/ us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis
= kz_OperatingPlatformsMember
 
Service Licenses [Member]      
Finite-Lived Intangible Assets [Line Items]      
Goss carrying amount 57,071us-gaap_FiniteLivedIntangibleAssetsGross
/ us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis
= us-gaap_ServiceAgreementsMember
57,071us-gaap_FiniteLivedIntangibleAssetsGross
/ us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis
= us-gaap_ServiceAgreementsMember
 
Accumulated amortization (57,071)us-gaap_FiniteLivedIntangibleAssetsAccumulatedAmortization
/ us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis
= us-gaap_ServiceAgreementsMember
(57,071)us-gaap_FiniteLivedIntangibleAssetsAccumulatedAmortization
/ us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis
= us-gaap_ServiceAgreementsMember
 
Exchange difference        
Impairment        
Net carrying amount        
Amortization period 3 years    
Total      
Accumulated amortization (57,071)us-gaap_FiniteLivedIntangibleAssetsAccumulatedAmortization
/ us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis
= us-gaap_ServiceAgreementsMember
(57,071)us-gaap_FiniteLivedIntangibleAssetsAccumulatedAmortization
/ us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis
= us-gaap_ServiceAgreementsMember
 
Contracts with Content Providers [Member]      
Finite-Lived Intangible Assets [Line Items]      
Goss carrying amount 120,999us-gaap_FiniteLivedIntangibleAssetsGross
/ us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis
= kz_ContractsWithContentProvidersMember
120,999us-gaap_FiniteLivedIntangibleAssetsGross
/ us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis
= kz_ContractsWithContentProvidersMember
 
Accumulated amortization (120,999)us-gaap_FiniteLivedIntangibleAssetsAccumulatedAmortization
/ us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis
= kz_ContractsWithContentProvidersMember
(120,999)us-gaap_FiniteLivedIntangibleAssetsAccumulatedAmortization
/ us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis
= kz_ContractsWithContentProvidersMember
 
Exchange difference        
Impairment        
Net carrying amount        
Amortization period 1 year    
Total      
Accumulated amortization (120,999)us-gaap_FiniteLivedIntangibleAssetsAccumulatedAmortization
/ us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis
= kz_ContractsWithContentProvidersMember
(120,999)us-gaap_FiniteLivedIntangibleAssetsAccumulatedAmortization
/ us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis
= kz_ContractsWithContentProvidersMember
 
Non-compete Agreements [Member]      
Finite-Lived Intangible Assets [Line Items]      
Goss carrying amount 388,516us-gaap_FiniteLivedIntangibleAssetsGross
/ us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis
= us-gaap_NoncompeteAgreementsMember
388,516us-gaap_FiniteLivedIntangibleAssetsGross
/ us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis
= us-gaap_NoncompeteAgreementsMember
 
Accumulated amortization (388,516)us-gaap_FiniteLivedIntangibleAssetsAccumulatedAmortization
/ us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis
= us-gaap_NoncompeteAgreementsMember
(388,516)us-gaap_FiniteLivedIntangibleAssetsAccumulatedAmortization
/ us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis
= us-gaap_NoncompeteAgreementsMember
 
Exchange difference        
Impairment        
Net carrying amount        
Amortization period 2 years    
Total      
Accumulated amortization (388,516)us-gaap_FiniteLivedIntangibleAssetsAccumulatedAmortization
/ us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis
= us-gaap_NoncompeteAgreementsMember
(388,516)us-gaap_FiniteLivedIntangibleAssetsAccumulatedAmortization
/ us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis
= us-gaap_NoncompeteAgreementsMember
 
Self-Developed Contents [Member]      
Finite-Lived Intangible Assets [Line Items]      
Goss carrying amount 379,089us-gaap_FiniteLivedIntangibleAssetsGross
/ us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis
= us-gaap_DevelopedTechnologyRightsMember
379,089us-gaap_FiniteLivedIntangibleAssetsGross
/ us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis
= us-gaap_DevelopedTechnologyRightsMember
 
Accumulated amortization (379,089)us-gaap_FiniteLivedIntangibleAssetsAccumulatedAmortization
/ us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis
= us-gaap_DevelopedTechnologyRightsMember
(379,089)us-gaap_FiniteLivedIntangibleAssetsAccumulatedAmortization
/ us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis
= us-gaap_DevelopedTechnologyRightsMember
 
Exchange difference        
Impairment        
Net carrying amount        
Amortization period 2 years    
Total      
Accumulated amortization (379,089)us-gaap_FiniteLivedIntangibleAssetsAccumulatedAmortization
/ us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis
= us-gaap_DevelopedTechnologyRightsMember
(379,089)us-gaap_FiniteLivedIntangibleAssetsAccumulatedAmortization
/ us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis
= us-gaap_DevelopedTechnologyRightsMember
 
Product Technologies [Member]      
Finite-Lived Intangible Assets [Line Items]      
Goss carrying amount 4,966,102us-gaap_FiniteLivedIntangibleAssetsGross
/ us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis
= kz_ProductTechnologiesMember
4,966,102us-gaap_FiniteLivedIntangibleAssetsGross
/ us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis
= kz_ProductTechnologiesMember
 
Accumulated amortization (4,966,102)us-gaap_FiniteLivedIntangibleAssetsAccumulatedAmortization
/ us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis
= kz_ProductTechnologiesMember
(4,966,102)us-gaap_FiniteLivedIntangibleAssetsAccumulatedAmortization
/ us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis
= kz_ProductTechnologiesMember
 
Exchange difference        
Impairment        
Net carrying amount        
Amortization period 3 years    
Total      
Accumulated amortization (4,966,102)us-gaap_FiniteLivedIntangibleAssetsAccumulatedAmortization
/ us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis
= kz_ProductTechnologiesMember
(4,966,102)us-gaap_FiniteLivedIntangibleAssetsAccumulatedAmortization
/ us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis
= kz_ProductTechnologiesMember
 
Contracts with Service Providers [Member]      
Finite-Lived Intangible Assets [Line Items]      
Goss carrying amount 5,713us-gaap_FiniteLivedIntangibleAssetsGross
/ us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis
= kz_ContractsWithServiceProvidersMember
5,713us-gaap_FiniteLivedIntangibleAssetsGross
/ us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis
= kz_ContractsWithServiceProvidersMember
 
Accumulated amortization (5,713)us-gaap_FiniteLivedIntangibleAssetsAccumulatedAmortization
/ us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis
= kz_ContractsWithServiceProvidersMember
(5,713)us-gaap_FiniteLivedIntangibleAssetsAccumulatedAmortization
/ us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis
= kz_ContractsWithServiceProvidersMember
 
Exchange difference        
Impairment        
Net carrying amount        
Amortization period 1 year    
Total      
Accumulated amortization (5,713)us-gaap_FiniteLivedIntangibleAssetsAccumulatedAmortization
/ us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis
= kz_ContractsWithServiceProvidersMember
(5,713)us-gaap_FiniteLivedIntangibleAssetsAccumulatedAmortization
/ us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis
= kz_ContractsWithServiceProvidersMember
 
Subscriber List [Member]      
Finite-Lived Intangible Assets [Line Items]      
Goss carrying amount 16,710us-gaap_FiniteLivedIntangibleAssetsGross
/ us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis
= us-gaap_CustomerRelationshipsMember
16,710us-gaap_FiniteLivedIntangibleAssetsGross
/ us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis
= us-gaap_CustomerRelationshipsMember
 
Accumulated amortization (16,710)us-gaap_FiniteLivedIntangibleAssetsAccumulatedAmortization
/ us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis
= us-gaap_CustomerRelationshipsMember
(16,710)us-gaap_FiniteLivedIntangibleAssetsAccumulatedAmortization
/ us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis
= us-gaap_CustomerRelationshipsMember
 
Exchange difference        
Impairment        
Net carrying amount        
Amortization period 1 year    
Total      
Accumulated amortization (16,710)us-gaap_FiniteLivedIntangibleAssetsAccumulatedAmortization
/ us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis
= us-gaap_CustomerRelationshipsMember
(16,710)us-gaap_FiniteLivedIntangibleAssetsAccumulatedAmortization
/ us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis
= us-gaap_CustomerRelationshipsMember
 
Trademarks [Member]      
Finite-Lived Intangible Assets [Line Items]      
Goss carrying amount 36,874us-gaap_FiniteLivedIntangibleAssetsGross
/ us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis
= us-gaap_TrademarksMember
36,874us-gaap_FiniteLivedIntangibleAssetsGross
/ us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis
= us-gaap_TrademarksMember
 
Accumulated amortization (36,874)us-gaap_FiniteLivedIntangibleAssetsAccumulatedAmortization
/ us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis
= us-gaap_TrademarksMember
(36,874)us-gaap_FiniteLivedIntangibleAssetsAccumulatedAmortization
/ us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis
= us-gaap_TrademarksMember
 
Exchange difference        
Impairment        
Net carrying amount        
Amortization period 1 year    
Total      
Accumulated amortization (36,874)us-gaap_FiniteLivedIntangibleAssetsAccumulatedAmortization
/ us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis
= us-gaap_TrademarksMember
(36,874)us-gaap_FiniteLivedIntangibleAssetsAccumulatedAmortization
/ us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis
= us-gaap_TrademarksMember
 
Core Technologies [Member]      
Finite-Lived Intangible Assets [Line Items]      
Goss carrying amount 8,281,231us-gaap_FiniteLivedIntangibleAssetsGross
/ us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis
= us-gaap_UnpatentedTechnologyMember
8,281,231us-gaap_FiniteLivedIntangibleAssetsGross
/ us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis
= us-gaap_UnpatentedTechnologyMember
 
Accumulated amortization (6,947,441)us-gaap_FiniteLivedIntangibleAssetsAccumulatedAmortization
/ us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis
= us-gaap_UnpatentedTechnologyMember
(6,022,186)us-gaap_FiniteLivedIntangibleAssetsAccumulatedAmortization
/ us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis
= us-gaap_UnpatentedTechnologyMember
 
Exchange difference 243,038kz_AcquiredFiniteLivedIntangibleAssetCurrencyTranslationDifference
/ us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis
= us-gaap_UnpatentedTechnologyMember
84,060kz_AcquiredFiniteLivedIntangibleAssetCurrencyTranslationDifference
/ us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis
= us-gaap_UnpatentedTechnologyMember
 
Impairment        
Net carrying amount 1,576,828us-gaap_FiniteLivedIntangibleAssetsNet
/ us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis
= us-gaap_UnpatentedTechnologyMember
2,343,105us-gaap_FiniteLivedIntangibleAssetsNet
/ us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis
= us-gaap_UnpatentedTechnologyMember
 
Amortization period 5 years    
Total      
Accumulated amortization (6,947,441)us-gaap_FiniteLivedIntangibleAssetsAccumulatedAmortization
/ us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis
= us-gaap_UnpatentedTechnologyMember
(6,022,186)us-gaap_FiniteLivedIntangibleAssetsAccumulatedAmortization
/ us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis
= us-gaap_UnpatentedTechnologyMember
 
Software [Member]      
Finite-Lived Intangible Assets [Line Items]      
Goss carrying amount 115,150us-gaap_FiniteLivedIntangibleAssetsGross
/ us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis
= us-gaap_ComputerSoftwareIntangibleAssetMember
115,150us-gaap_FiniteLivedIntangibleAssetsGross
/ us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis
= us-gaap_ComputerSoftwareIntangibleAssetMember
 
Accumulated amortization (65,464)us-gaap_FiniteLivedIntangibleAssetsAccumulatedAmortization
/ us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis
= us-gaap_ComputerSoftwareIntangibleAssetMember
(40,730)us-gaap_FiniteLivedIntangibleAssetsAccumulatedAmortization
/ us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis
= us-gaap_ComputerSoftwareIntangibleAssetMember
 
Exchange difference 3,875kz_AcquiredFiniteLivedIntangibleAssetCurrencyTranslationDifference
/ us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis
= us-gaap_ComputerSoftwareIntangibleAssetMember
3,156kz_AcquiredFiniteLivedIntangibleAssetCurrencyTranslationDifference
/ us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis
= us-gaap_ComputerSoftwareIntangibleAssetMember
 
Impairment        
Net carrying amount 53,561us-gaap_FiniteLivedIntangibleAssetsNet
/ us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis
= us-gaap_ComputerSoftwareIntangibleAssetMember
77,576us-gaap_FiniteLivedIntangibleAssetsNet
/ us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis
= us-gaap_ComputerSoftwareIntangibleAssetMember
 
Amortization period 5 years    
Total      
Accumulated amortization (65,464)us-gaap_FiniteLivedIntangibleAssetsAccumulatedAmortization
/ us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis
= us-gaap_ComputerSoftwareIntangibleAssetMember
(40,730)us-gaap_FiniteLivedIntangibleAssetsAccumulatedAmortization
/ us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis
= us-gaap_ComputerSoftwareIntangibleAssetMember
 
Game Licenses [Member]      
Finite-Lived Intangible Assets [Line Items]      
Goss carrying amount 80,381,424us-gaap_FiniteLivedIntangibleAssetsGross
/ us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis
= us-gaap_LicensingAgreementsMember
80,094,217us-gaap_FiniteLivedIntangibleAssetsGross
/ us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis
= us-gaap_LicensingAgreementsMember
 
Accumulated amortization (22,127,367)us-gaap_FiniteLivedIntangibleAssetsAccumulatedAmortization
/ us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis
= us-gaap_LicensingAgreementsMember
(4,206,258)us-gaap_FiniteLivedIntangibleAssetsAccumulatedAmortization
/ us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis
= us-gaap_LicensingAgreementsMember
 
Exchange difference 1,239,249kz_AcquiredFiniteLivedIntangibleAssetCurrencyTranslationDifference
/ us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis
= us-gaap_LicensingAgreementsMember
1,161,598kz_AcquiredFiniteLivedIntangibleAssetCurrencyTranslationDifference
/ us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis
= us-gaap_LicensingAgreementsMember
 
Impairment (6,540,004)kz_AcquiredFiniteLivedIntangibleAssetImpairment
/ us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis
= us-gaap_LicensingAgreementsMember
(1,812,939)kz_AcquiredFiniteLivedIntangibleAssetImpairment
/ us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis
= us-gaap_LicensingAgreementsMember
 
Net carrying amount 52,953,302us-gaap_FiniteLivedIntangibleAssetsNet
/ us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis
= us-gaap_LicensingAgreementsMember
75,236,618us-gaap_FiniteLivedIntangibleAssetsNet
/ us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis
= us-gaap_LicensingAgreementsMember
 
Amortization period 3 years    
Total      
Accumulated amortization (22,127,367)us-gaap_FiniteLivedIntangibleAssetsAccumulatedAmortization
/ us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis
= us-gaap_LicensingAgreementsMember
(4,206,258)us-gaap_FiniteLivedIntangibleAssetsAccumulatedAmortization
/ us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis
= us-gaap_LicensingAgreementsMember
 
Employment Contract [Member]      
Finite-Lived Intangible Assets [Line Items]      
Goss carrying amount 380,898us-gaap_FiniteLivedIntangibleAssetsGross
/ us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis
= us-gaap_EmploymentContractsMember
380,898us-gaap_FiniteLivedIntangibleAssetsGross
/ us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis
= us-gaap_EmploymentContractsMember
 
Accumulated amortization (380,898)us-gaap_FiniteLivedIntangibleAssetsAccumulatedAmortization
/ us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis
= us-gaap_EmploymentContractsMember
(380,898)us-gaap_FiniteLivedIntangibleAssetsAccumulatedAmortization
/ us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis
= us-gaap_EmploymentContractsMember
 
Exchange difference        
Impairment        
Net carrying amount        
Amortization period 3 years    
Total      
Accumulated amortization (380,898)us-gaap_FiniteLivedIntangibleAssetsAccumulatedAmortization
/ us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis
= us-gaap_EmploymentContractsMember
(380,898)us-gaap_FiniteLivedIntangibleAssetsAccumulatedAmortization
/ us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis
= us-gaap_EmploymentContractsMember
 
Copyrights [Member]      
Finite-Lived Intangible Assets [Line Items]      
Goss carrying amount 813,074us-gaap_FiniteLivedIntangibleAssetsGross
/ us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis
= us-gaap_CopyrightsMember
813,074us-gaap_FiniteLivedIntangibleAssetsGross
/ us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis
= us-gaap_CopyrightsMember
 
Accumulated amortization (181,584)us-gaap_FiniteLivedIntangibleAssetsAccumulatedAmortization
/ us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis
= us-gaap_CopyrightsMember
(45,518)us-gaap_FiniteLivedIntangibleAssetsAccumulatedAmortization
/ us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis
= us-gaap_CopyrightsMember
 
Exchange difference 4,053kz_AcquiredFiniteLivedIntangibleAssetCurrencyTranslationDifference
/ us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis
= us-gaap_CopyrightsMember
6,274kz_AcquiredFiniteLivedIntangibleAssetCurrencyTranslationDifference
/ us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis
= us-gaap_CopyrightsMember
 
Impairment        
Net carrying amount 635,543us-gaap_FiniteLivedIntangibleAssetsNet
/ us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis
= us-gaap_CopyrightsMember
773,830us-gaap_FiniteLivedIntangibleAssetsNet
/ us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis
= us-gaap_CopyrightsMember
 
Amortization period 6 years    
Total      
Accumulated amortization (181,584)us-gaap_FiniteLivedIntangibleAssetsAccumulatedAmortization
/ us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis
= us-gaap_CopyrightsMember
(45,518)us-gaap_FiniteLivedIntangibleAssetsAccumulatedAmortization
/ us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis
= us-gaap_CopyrightsMember
 
Trademarks [Member]      
Indefinite-lived Intangible Assets [Line Items]      
Gross carrying amount 282,182kz_IndefiniteLivedIntangibleAssetsGrossAmount
/ us-gaap_IndefiniteLivedIntangibleAssetsByMajorClassAxis
= us-gaap_TrademarksMember
282,182kz_IndefiniteLivedIntangibleAssetsGrossAmount
/ us-gaap_IndefiniteLivedIntangibleAssetsByMajorClassAxis
= us-gaap_TrademarksMember
 
Exchange difference 8,388kz_IndefiniteLivedIntangibleAssetsAccumulatedExchangeDifference
/ us-gaap_IndefiniteLivedIntangibleAssetsByMajorClassAxis
= us-gaap_TrademarksMember
9,179kz_IndefiniteLivedIntangibleAssetsAccumulatedExchangeDifference
/ us-gaap_IndefiniteLivedIntangibleAssetsByMajorClassAxis
= us-gaap_TrademarksMember
 
Impairment        
Net carrying amount $ 290,570us-gaap_IndefiniteLivedIntangibleAssetsExcludingGoodwill
/ us-gaap_IndefiniteLivedIntangibleAssetsByMajorClassAxis
= us-gaap_TrademarksMember
$ 291,361us-gaap_IndefiniteLivedIntangibleAssetsExcludingGoodwill
/ us-gaap_IndefiniteLivedIntangibleAssetsByMajorClassAxis
= us-gaap_TrademarksMember