Income Taxes - Operating Loss Carryforwards (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2015	Dec. 31, 2014	Dec. 31, 2013
Operating Loss Carryforwards [Line Items]
Adjustments to Additional Paid in Capital, Income Tax Benefit from Share-based Compensation	$ 0	$ 3,813	$ 1,380
IRS
Operating Loss Carryforwards [Line Items]
Federal net operating loss carryforwards	105,000
Cadre Services, Inc. | IRS
Operating Loss Carryforwards [Line Items]
Federal net operating loss carryforwards	$ 69,000