COMMITMENTS AND CONTINGENCIES (Tables)

12 Months Ended

Dec. 31, 2017

COMMITMENTS AND CONTINGENCIES

Schedule of future minimum payments under non-cancelable operating leases related to offices and kindergartens

Years ending December 31,
2018	9,971
2019	8,902
2020	7,807
2021	7,323
2022 and thereafter	6,577
	40,580

Schedule of future minimum purchase obligations payments under non-cancelable purchase agreements

Years ending December 31,
2018	619
2019	644
2020	644
2021	408
2022 and thereafter	745
	3,060