Other Liabilities (Details) - USD ($) $ in Thousands	Dec. 31, 2015	Dec. 31, 2014
Interest rate swap liability	$ 2,905	$ 2,227
Other	84	0
Share-based awards liability	0	1,065
Other liabilities	13,251	13,802
Pension plan
Pension and supplemental executive retirement plan liability	2,263	3,079
SERP
Pension and supplemental executive retirement plan liability	$ 7,999	$ 7,431