Accrued Expenses, Other Current Liabilities, and Other Long Term Liabilities (Tables)

12 Months Ended

Dec. 31, 2017

Payables and Accruals [Abstract]

Components of Accrued Expenses

The components of accrued expenses are as follows (in thousands):

	December 31,
	2017		2016
Payroll, compensation and related benefits	$	13,195	$	14,086
Distribution expenses	4,914		4,804
General and administrative expenses	1,670		4,415
Other	8,206		7,680
Total	$	27,985	$	30,985

Components of Other Current liabilities

The components of other current liabilities are as follows (in thousands):

	December 31,
	2017		2016
Capital lease obligations	$	2,131	$	1,840
Deferred revenue, current portion	1,473		1,035
Other	955		895
Total	$	4,559	$	3,770

Schedule of Other Long-term Liabilities

The components of other long term liabilities are as follows (in thousands):

	December 31,
	2017		2016
Capital lease obligations	$	11,589	$	9,991
Lease incentive obligations	2,652		3,059
Benefit plan obligations	2,060		1,678
Other	1,523		840
Total	$	17,824	$	15,568