| Cash and cash equivalents [abstract] | ||
| Cash [abstract] | ||
| Cash on hand | ||
| Balances with banks | ||
| Cash | ||
| Cash equivalents [abstract] | ||
| Short-term deposits, classified as cash equivalents | ||
| Short-term investments, classified as cash equivalents | ||
| Other banking arrangements, classified as cash equivalents | ||
| Cash equivalents | ||
| Other cash and cash equivalents | ||
| Cash and cash equivalents | ||