7Accrued expenses and other current liabilities

Accrued expenses and other current liabilities include the following items:

	March 31,		December 31,
	2017		2016
	in thousands
Accruals for services provided by vendors-not yet billed	$	3,775	$	4,150
Personnel related accruals	2,247		4,381
Social security and other taxes	1,102		1,178
Other current liabilities	30		57

Total	$	7,154	$	9,766

In November 2016, the Company announced a plan to restructure its activities as a result of a company-wide strategic review with the aim of refocusing its pipeline, consolidating its manufacturing capabilities into its Lexington, Massachusetts site, reducing operating costs and enhancing overall execution. Following the announcement of the plan, the Company recognized an accrual for termination benefits contractually agreed with four executives of $1.1 million. In January 2017, the Company entered into termination agreements with certain non-executive employees and recognized related termination costs of $0.5 million for services rendered by these employees during 2017. The change in the accrual of termination benefits (recognized within research and development expenses) for the three months ended March 31, 2017 was:

	Accrued termination benefits
	in thousands
Balance at December 31, 2016	$	1,148
Accrued through profit and loss	241
Payments	(977		)
Currency translation effects	6

Balance at March 31, 2017	$	418