Employee Benefit Plans (Details) - USD ($) $ in Millions	3 Months Ended	12 Months Ended
	Mar. 31, 2014	Dec. 31, 2016	Dec. 31, 2015
Employee Benefit Plan [Abstract]
Defined Contribution Plan, Employer Matching Contribution, Percent of Match		4.00%
Defined Contribution Plan, Cost Recognized	$ 0.8	$ 1.0	$ 1.0
Deferred Compensation Arrangement with Individual, Shares Authorized for Issuance		100,000
Deferred Compensation Liability, Classified, Current		$ 0.0	$ 0.7
Deferred Compensation Arrangement with Individual, Shares Issued			96,667