Employee Benefit Plans (Details 11) - USD ($) $ in Thousands	Dec. 31, 2015	Dec. 31, 2014
Employee Benefit Plans [Line Items]
Fair value of the assets (by asset category) in the Company's defined benefit pension plan	$ 285	$ 116,022
Level 1
Employee Benefit Plans [Line Items]
Fair value of the assets (by asset category) in the Company's defined benefit pension plan	285	0
Level 2
Employee Benefit Plans [Line Items]
Fair value of the assets (by asset category) in the Company's defined benefit pension plan	0	116,022
Level 3
Employee Benefit Plans [Line Items]
Fair value of the assets (by asset category) in the Company's defined benefit pension plan	0	0
Cash and cash equivalents
Employee Benefit Plans [Line Items]
Fair value of the assets (by asset category) in the Company's defined benefit pension plan	285	2,478
Cash and cash equivalents | Level 1
Employee Benefit Plans [Line Items]
Fair value of the assets (by asset category) in the Company's defined benefit pension plan	285	0
Cash and cash equivalents | Level 2
Employee Benefit Plans [Line Items]
Fair value of the assets (by asset category) in the Company's defined benefit pension plan	0	2,478
Cash and cash equivalents | Level 3
Employee Benefit Plans [Line Items]
Fair value of the assets (by asset category) in the Company's defined benefit pension plan	$ 0	0
Fixed income securities
Employee Benefit Plans [Line Items]
Fair value of the assets (by asset category) in the Company's defined benefit pension plan		113,544
Fixed income securities | Level 1
Employee Benefit Plans [Line Items]
Fair value of the assets (by asset category) in the Company's defined benefit pension plan		0
Fixed income securities | Level 2
Employee Benefit Plans [Line Items]
Fair value of the assets (by asset category) in the Company's defined benefit pension plan		113,544
Fixed income securities | Level 3
Employee Benefit Plans [Line Items]
Fair value of the assets (by asset category) in the Company's defined benefit pension plan		$ 0