Severance (Tables)

12 Months Ended

Dec. 31, 2016

Restructuring and Related Activities [Abstract]

Accrued Severance and Restructuring Balances

The components of the changes in severance liabilities, which are included under accrued compensation and benefits on the Consolidated Balance Sheets, for the periods stated were as follows:

(Dollars in thousands)	Severance
Balance at January 1, 2015	$	1,581
Charges	2,701
Cash paid	(2,926		)
Balance at December 31, 2015	1,356
Charges	1,446
Cash paid	(1,347		)
Balance at December 31, 2016	$	1,455