XML 37 R8.htm IDEA: XBRL DOCUMENT v3.20.1
Consolidated Statements of Cash Flows (Parenthetical)
¥ in Thousands, $ in Thousands
12 Months Ended
Dec. 31, 2019
CNY (¥)
Dec. 31, 2019
USD ($)
Dec. 31, 2018
CNY (¥)
Dec. 31, 2017
CNY (¥)
Provision for allowance for doubtful accounts ¥ 40,154 $ 5,768 ¥ 23,999 ¥ 6,632
Related Party        
Provision for allowance for doubtful accounts ¥ (2,273) $ (326) ¥ 1,528 ¥ 15,757