XML 124 R114.htm IDEA: XBRL DOCUMENT v3.7.0.1
Share based compensation (Share based awards granted to an employee of a subsidiary and Other share based compensation - Narrative) (Details) - CNY (¥)
¥ in Thousands
12 Months Ended
Dec. 31, 2016
Dec. 31, 2015
Dec. 31, 2014
Xingxue and Chuangzhi [Member]      
Share-based compensation [Line Items]      
Percentage of equity interests acquired     100.00%
Number of vocational training companies acquired     2
Beijing Huanqiu Xingxue Technology Development Co., Ltd [Member]      
Share-based compensation [Line Items]      
Initial percentage of equity interests of acquiree, which employees will be entitled 20.00%    
Share based compensation ¥ 572 ¥ 574 ¥ 143
Share-based Compensation Arrangement by Share-based Payment Award, Compensation Cost ¥ 13,364 ¥ 32,593