Other Non-Current Liabilities (Tables)

3 Months Ended

Mar. 31, 2019

Liabilities, Noncurrent [Abstract]

Summary of Other Non-Current Liabilities

Other non-current liabilities consist of the following:

	As of
	March 31, 2019		December 31, 2018
Derivative instruments	$	1,243	$	3,075
Unrecognized tax benefits	804		804
Deferred rent	—		7,834
Retirement benefits	3,791		3,616
Deferred transition revenue	713		945
Others	243		247
Other non-current liabilities	$	6,794	$	16,521