Other Long-Term Liabilities (Tables)

9 Months Ended

Sep. 30, 2018

Other Long-Term Liabilities [Abstract]

Schedule of other long-term liabilities

Other long-term liabilities consist of the following as of December 31, 2017 and September 30, 2018 (in thousands):

	December 31, 2017		September 30, 2018
Contract liabilities, net of current portion	$	21,033	$	21,975
Employee separation costs		—		7,477
Deferred rent and other facility costs		7,113		6,942
Deferred payments related to acquisitions		6,385		5,741
Loss on facilities not in use		5,652		4,121
Lease incentives		2,832		2,481
Other		—		1,386
Other long-term liabilities	$	43,015	$	50,123