Revenue - Summary of Revenue (Detail) ¥ in Thousands, $ in Thousands |
12 Months Ended | |||
|---|---|---|---|---|
|
Dec. 31, 2017
CNY (¥)
|
Dec. 31, 2017
USD ($)
|
Dec. 31, 2016
CNY (¥)
|
Dec. 31, 2015
CNY (¥)
|
|
| Revenue [Abstract] | ||||
| Sale of goods | ¥ 16,085,640 | $ 2,541,416 | ¥ 13,542,568 | ¥ 13,634,395 |
| Sale of development property | 710 | 112 | ||
| Revenue from hotel and restaurant operations | 127,971 | 20,219 | 110,718 | 94,053 |
| Rental income | 8,121 | 1,283 | 11,554 | 4,989 |
| Revenue | ¥ 16,222,442 | $ 2,563,030 | ¥ 13,664,840 | ¥ 13,733,437 |