Stock-Based Compensation (Stock Incentive Plan) (Details) - Stock Option [Member] - USD ($) $ / shares in Units, $ in Thousands	3 Months Ended
	Mar. 31, 2016	Mar. 31, 2015
Options, Outstanding [Roll Forward]
Outstanding, beginning of period (in shares)	3,067,408	3,245,264
Granted (in shares)	8,000	176,016
Exercised (in shares)	(13,655)	(122,887)
Forfeited (in shares)	(90,660)	(73,315)
Outstanding, end of period (in shares)	2,971,093	3,225,078
Weighted average fair market value on option grant date (USD per share)	$ 3.75	$ 6.23
Stock based compensation expense	$ 409	$ 161
Capitalized stock based compensation expense	$ 61	$ 41