Contingencies and commitments (Tables)
|12 Months Ended|
Dec. 31, 2016
|Contingencies and commitments|
|Summary of future minimum lease payments under operating leases||
Future minimum lease payments under operating leases at December 31, 2016 are presented below (in thousands):
Tabular disclosure of future minimum payments required in the aggregate and for each of the five succeeding fiscal years for operating leases having initial or remaining noncancelable lease terms in excess of one year and the total minimum rentals to be received in the future under noncancelable subleases as of the balance sheet date.
Reference 1: http://www.xbrl.org/2003/role/presentationRef