Employee Benefit Obligations (Tables)

12 Months Ended

Dec. 31, 2017

Compensation And Retirement Disclosure [Abstract]

Schedule of Targeted Allocation of Plan Assets

The targeted allocation for these funds is as follows:

Asset Allocation by Category as of December 31, 2017:
Asset Category:	Asset allocation (%)
Debt Securities		27
Real Estate		22
Equity Securities		30
Others		21
Total		100

Schedule of Change in Benefit Obligations

The following table sets forth the Swiss Plan’s funded status and amounts recognized in the consolidated financial statements for the year ended December 31, 2017 and 2016:

	December 31,
	2017			2016
Change in Benefit Obligation
Projected benefit obligation at beginning of year	$	8,241		$	6,223
Interest cost		54			64
Company service cost		878			498
Employee contributions		417			321
Prior service cost		(314	)		-
Benefits paid		341			422
Actuarial loss		700			713
Projected benefit obligation at end of year	$	10,317		$	8,241
Change in Plan Assets
Fair value of plan assets at beginning of year	$	5,978		$	4,433
Actual return on plan assets		882			320
Employer contributions		625			482
Employee contributions		417			321
Benefits paid		341			422
Fair value of plan assets at end of year	$	8,243		$	5,978
Funded Status at End of year
Excess of obligation over assets	$	(2,074	)	$	(2,263	)
Change in Accrued Benefit Liability
Accrued benefit liability at beginning of year	$	(2,263	)	$	(1,790	)
Company contributions made during year		625			482
Net periodic benefit cost for year		(1,036	)		(529	)
Net decrease (increase) in accumulated other comprehensive loss		600			(426	)
Accrued benefit liability at end of year	$	(2,074	)	$	(2,263	)

	December 31,
	2017			2016
Non - current plan assets	$	8,243		$	5,979
Non - current liability		10,317			8,242
Accrued benefit liability at end of year	$	(2,074	)	$	(2,263	)
Projected Benefit Payments
Projected year 1	$	166		$	148
Projected year 2		168			150
Projected year 3		172			152
Projected year 4		1,124			155
Projected year 5		163			1,069
Projected year 6-10	$	1,053		$	928

Schedule of Fair Value the Plan Assets

The fair value of the plan assets is the estimated cash surrender value of the insurance contract at December 31, 2017. The level of inputs used to measure fair value was Level 2.

	Year ended December 31,
	2017			2016
Net Periodic Benefit Cost
Service cost	$	878		$	498
Interest cost (income)		62			(21	)
Expected return on plan assets		(42	)		(49	)
Amortization of prior service costs		124			87
Amortization of transition obligation		14			14
Total net periodic benefit cost	$	1,036		$	529
Weighted average assumptions:
Discount rate as of December 31	0.60%			0.60%
Expected long-term rate of return on assets	0.60%			0.60%
Rate of compensation increase	1.00%			1.00%
Mortality and disability assumptions  (*)	BVG 2015 GT			BVG 2015 GT

(*) Mortality data used for actuarial calculation.