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'Monetary' elements on report '41803 - Disclosure - Convertible and redeemable preferred shares (Schedule of Changes in Preferred Shares) (Details)' had a mix of different decimal attribute values. 'Monetary' elements on report '42201 - Disclosure - Related party transactions (Details)' had a mix of different decimal attribute values. 'Monetary' elements on report '42501 - Disclosure - Condensed financial statements of the Company (Condensed balance sheets) (Details)' had a mix of different decimal attribute values. 'Monetary' elements on report '42503 - Disclosure - Condensed financial statements of the Company (Condensed statements of operations and comprehensive (loss)/income) (Details)' had a mix of different decimal attribute values. Process Flow-Through: 002 - Statement - CONSOLIDATED BALANCE SHEETS Process Flow-Through: Removing column 'Dec. 31, 2013 USD ($)' Process Flow-Through: Removing column 'Dec. 31, 2012 CNY' Process Flow-Through: Removing column 'Feb. 23, 2012 USD ($)' Process Flow-Through: Removing column 'Dec. 31, 2011 CNY' Process Flow-Through: Removing column 'Dec. 31, 2014 Series A convertible redeemable preferred shares [Member] USD ($)' Process Flow-Through: Removing column 'Dec. 31, 2014 Series A convertible redeemable preferred shares [Member] CNY' Process Flow-Through: Removing column 'Dec. 31, 2013 Series A convertible redeemable preferred shares [Member] CNY' Process Flow-Through: Removing column 'Dec. 31, 2012 Series A convertible redeemable preferred shares [Member] CNY' Process Flow-Through: Removing column 'Dec. 31, 2011 Series A convertible redeemable preferred shares [Member] CNY' Process Flow-Through: Removing column 'Dec. 31, 2014 Series A-1 convertible redeemable preferred shares [Member] USD ($)' Process Flow-Through: Removing column 'Dec. 31, 2014 Series A-1 convertible redeemable preferred shares [Member] CNY' Process Flow-Through: Removing column 'Dec. 31, 2013 Series A-1 convertible redeemable preferred shares [Member] CNY' Process Flow-Through: Removing column 'Dec. 31, 2012 Series A-1 convertible redeemable preferred shares [Member] CNY' Process Flow-Through: Removing column 'Dec. 31, 2011 Series A-1 convertible redeemable preferred shares [Member] CNY' Process Flow-Through: Removing column 'Dec. 31, 2014 Series B convertible redeemable preferred shares [Member] USD ($)' Process Flow-Through: Removing column 'Dec. 31, 2014 Series B convertible redeemable preferred shares [Member] CNY' Process Flow-Through: Removing column 'Dec. 31, 2013 Series B convertible redeemable preferred shares [Member] CNY' Process Flow-Through: Removing column 'Dec. 31, 2012 Series B convertible redeemable preferred shares [Member] CNY' Process Flow-Through: Removing column 'Dec. 31, 2011 Series B convertible redeemable preferred shares [Member] CNY' Process Flow-Through: Removing column 'Dec. 31, 2014 Series B-1 convertible redeemable preferred shares [Member] USD ($)' Process Flow-Through: Removing column 'Dec. 31, 2014 Series B-1 convertible redeemable preferred shares [Member] CNY' Process Flow-Through: Removing column 'Dec. 31, 2013 Series B-1 convertible redeemable preferred shares [Member] CNY' Process Flow-Through: Removing column 'Dec. 31, 2012 Series B-1 convertible redeemable preferred shares [Member] CNY' Process Flow-Through: Removing column 'Dec. 31, 2011 Series B-1 convertible redeemable preferred shares [Member] CNY' Process Flow-Through: Removing column 'Dec. 31, 2014 Series C convertible redeemable preferred shares [Member] USD ($)' Process Flow-Through: Removing column 'Dec. 31, 2014 Series C convertible redeemable preferred shares [Member] CNY' Process Flow-Through: Removing column 'Dec. 31, 2013 Series C convertible redeemable preferred shares [Member] CNY' Process Flow-Through: Removing column 'Dec. 31, 2012 Series C convertible redeemable preferred shares [Member] CNY' Process Flow-Through: Removing column 'Dec. 31, 2011 Series C convertible redeemable preferred shares [Member] CNY' Process Flow-Through: 003 - Statement - CONSOLIDATED BALANCE SHEETS (Parenthetical) Process Flow-Through: Removing column 'Dec. 31, 2014 USD ($)' Process Flow-Through: Removing column 'Dec. 31, 2014 CNY' Process Flow-Through: Removing column 'Jul. 01, 2014 USD ($)' Process Flow-Through: Removing column 'Dec. 31, 2013 USD ($)' Process Flow-Through: Removing column 'Dec. 31, 2013 CNY' Process Flow-Through: Removing column 'Feb. 23, 2012 USD ($)' Process Flow-Through: Removing column 'Dec. 31, 2014 Series A convertible redeemable preferred shares [Member] USD ($)' Process Flow-Through: Removing column 'Dec. 31, 2013 Series A convertible redeemable preferred shares [Member] USD ($)' Process Flow-Through: Removing column 'May 03, 2012 Series A convertible redeemable preferred shares [Member]' Process Flow-Through: Removing column 'Dec. 31, 2014 Series A-1 convertible redeemable preferred shares [Member] USD ($)' Process Flow-Through: Removing column 'Dec. 31, 2013 Series A-1 convertible redeemable preferred shares [Member] USD ($)' Process Flow-Through: Removing column 'Sep. 09, 2013 Series A-1 convertible redeemable preferred shares [Member]' Process Flow-Through: Removing column 'Dec. 31, 2014 Series B convertible redeemable preferred shares [Member] USD ($)' Process Flow-Through: Removing column 'Dec. 31, 2013 Series B convertible redeemable preferred shares [Member] USD ($)' Process Flow-Through: Removing column 'May 03, 2012 Series B convertible redeemable preferred shares [Member]' Process Flow-Through: Removing column 'Dec. 31, 2014 Series B-1 Preferred Stock [Member] USD ($)' Process Flow-Through: Removing column 'Dec. 31, 2013 Series B-1 Preferred Stock [Member] USD ($)' Process Flow-Through: Removing column 'Jul. 04, 2013 Series B-1 Preferred Stock [Member]' Process Flow-Through: Removing column 'Dec. 31, 2014 Series C Preferred Stock [Member] USD ($)' Process Flow-Through: Removing column 'Dec. 31, 2013 Series C Preferred Stock [Member] USD ($)' Process Flow-Through: Removing column 'Sep. 30, 2013 Series C Preferred Stock [Member]' Process Flow-Through: 004 - Statement - CONSOLIDATED STATEMENTS OF OPERATIONS AND COMPREHENSIVE (LOSS)/INCOME Process Flow-Through: 007 - Statement - CONSOLIDATED STATEMENTS OF CASH FLOWS Process Flow-Through: 008 - Statement - CONSOLIDATED STATEMENTS OF CASH FLOWS (Parenthetical) dsky-20141231.xml dsky-20141231.xsd dsky-20141231_cal.xml dsky-20141231_def.xml dsky-20141231_lab.xml dsky-20141231_pre.xml true true