In connection with the sale of the International Business (described in Note 4), the Company terminated employment agreements with several executive officers, including the chief executive officer and the chief financial officer, and commenced an employee headcount reduction program. In conjunction with the restructuring program, the Company recorded restructuring expenses related to severance liabilities and post-employment benefits. A rollforward of the accrued restructuring liability is presented below (in thousands):

Balance at January 1, 2018	$	520
Accrued restructuring charges		1,381
Payments		(1,191	)
Balance at December 31, 2018	$	710

Additionally, on July 6, 2015, the Company announced a restructuring of its manufacturing operations in California in an effort to improve its cost structure. The restructuring included a reduction in workforce and closing the California manufacturing facility in 2017. Additionally, the Company recorded restructuring expenses related to severance and post-employment benefits in the year ended December 31, 2017 related to its U.S. workforce reduction in connection with the Globus Transaction. The Company incurred expenses of $2.2 million during the year ended December 31, 2017 related to these restructuring activities. There was no expense attributed to these transactions for the year ended December 31, 2018.