XML 75 R100.htm IDEA: XBRL DOCUMENT v2.4.1.9
SEGMENT AND GEOGRAPHIC INFORMATION (Service Lines of Mobile and Internet Games) (Details) (USD $)
12 Months Ended
Dec. 31, 2014
Dec. 31, 2013
Dec. 31, 2012
Revenue, Major Customer [Line Items]      
Revenues $ 227,595,969us-gaap_SalesRevenueNet $ 173,653,795us-gaap_SalesRevenueNet $ 180,586,151us-gaap_SalesRevenueNet
Internet Games [Member]      
Revenue, Major Customer [Line Items]      
Revenues 118,099,837us-gaap_SalesRevenueNet
/ us-gaap_StatementBusinessSegmentsAxis
= kz_InternetGamesMember
93,792,294us-gaap_SalesRevenueNet
/ us-gaap_StatementBusinessSegmentsAxis
= kz_InternetGamesMember
82,902,851us-gaap_SalesRevenueNet
/ us-gaap_StatementBusinessSegmentsAxis
= kz_InternetGamesMember
Internet Games [Member] | Online Game Operation [Member]      
Revenue, Major Customer [Line Items]      
Revenues 116,756,333us-gaap_SalesRevenueNet
/ us-gaap_ProductOrServiceAxis
= kz_OnlineGameOperationMember
/ us-gaap_StatementBusinessSegmentsAxis
= kz_InternetGamesMember
91,308,244us-gaap_SalesRevenueNet
/ us-gaap_ProductOrServiceAxis
= kz_OnlineGameOperationMember
/ us-gaap_StatementBusinessSegmentsAxis
= kz_InternetGamesMember
77,676,406us-gaap_SalesRevenueNet
/ us-gaap_ProductOrServiceAxis
= kz_OnlineGameOperationMember
/ us-gaap_StatementBusinessSegmentsAxis
= kz_InternetGamesMember
Internet Games [Member] | Licensing Arrangement [Member]      
Revenue, Major Customer [Line Items]      
Revenues 1,343,504us-gaap_SalesRevenueNet
/ us-gaap_ProductOrServiceAxis
= kz_LicensingArrangementMember
/ us-gaap_StatementBusinessSegmentsAxis
= kz_InternetGamesMember
2,484,050us-gaap_SalesRevenueNet
/ us-gaap_ProductOrServiceAxis
= kz_LicensingArrangementMember
/ us-gaap_StatementBusinessSegmentsAxis
= kz_InternetGamesMember
5,226,445us-gaap_SalesRevenueNet
/ us-gaap_ProductOrServiceAxis
= kz_LicensingArrangementMember
/ us-gaap_StatementBusinessSegmentsAxis
= kz_InternetGamesMember
Mobile Games [Member]      
Revenue, Major Customer [Line Items]      
Revenues 45,036,427us-gaap_SalesRevenueNet
/ us-gaap_StatementBusinessSegmentsAxis
= kz_MobileGamesMember
16,908,282us-gaap_SalesRevenueNet
/ us-gaap_StatementBusinessSegmentsAxis
= kz_MobileGamesMember
20,970,977us-gaap_SalesRevenueNet
/ us-gaap_StatementBusinessSegmentsAxis
= kz_MobileGamesMember
Mobile Games [Member] | Carrier Billing Channels [Member]      
Revenue, Major Customer [Line Items]      
Revenues 23,808,707us-gaap_SalesRevenueNet
/ us-gaap_ProductOrServiceAxis
= kz_CarrierBillingChannelsMember
/ us-gaap_StatementBusinessSegmentsAxis
= kz_MobileGamesMember
10,135,756us-gaap_SalesRevenueNet
/ us-gaap_ProductOrServiceAxis
= kz_CarrierBillingChannelsMember
/ us-gaap_StatementBusinessSegmentsAxis
= kz_MobileGamesMember
15,451,852us-gaap_SalesRevenueNet
/ us-gaap_ProductOrServiceAxis
= kz_CarrierBillingChannelsMember
/ us-gaap_StatementBusinessSegmentsAxis
= kz_MobileGamesMember
Mobile Games [Member] | Non-Carrier Billing Channels [Member]      
Revenue, Major Customer [Line Items]      
Revenues $ 21,227,720us-gaap_SalesRevenueNet
/ us-gaap_ProductOrServiceAxis
= kz_NonCarrierBillingChannelsMember
/ us-gaap_StatementBusinessSegmentsAxis
= kz_MobileGamesMember
$ 6,772,526us-gaap_SalesRevenueNet
/ us-gaap_ProductOrServiceAxis
= kz_NonCarrierBillingChannelsMember
/ us-gaap_StatementBusinessSegmentsAxis
= kz_MobileGamesMember
$ 5,519,125us-gaap_SalesRevenueNet
/ us-gaap_ProductOrServiceAxis
= kz_NonCarrierBillingChannelsMember
/ us-gaap_StatementBusinessSegmentsAxis
= kz_MobileGamesMember