Earnings (Loss) Per Common Share (Details Textual) - USD ($) $ in Millions	3 Months Ended		6 Months Ended
	Jun. 30, 2016	Jun. 30, 2015	Jun. 30, 2016	Jun. 30, 2015
Schedule of Antidilutive Securities Excluded from Computation of Earnings Per Share and Other Significant Changes in Shares [Line Items]
Stock issued for exercise of options (shares)	0	46,896		12,863
Stock issued for exercise of options, value			$ 0.1	$ 0.1
Non-qualified Option [Member]
Schedule of Antidilutive Securities Excluded from Computation of Earnings Per Share and Other Significant Changes in Shares [Line Items]
Weighted average shares outstanding excludes anti-dilutive shares underlying options (shares)	3,400,000	3,500,000	3,400,000	3,500,000
Restricted Stock Units (RSUs) [Member]
Schedule of Antidilutive Securities Excluded from Computation of Earnings Per Share and Other Significant Changes in Shares [Line Items]
Weighted average shares outstanding excludes anti-dilutive shares underlying options (shares)	0		2,700,000
Common Stock [Member]
Schedule of Antidilutive Securities Excluded from Computation of Earnings Per Share and Other Significant Changes in Shares [Line Items]
Common stock repurchased (shares)	218,005	1,046,828	881,546	2,176,760
Common stock repurchased, value	$ 1.0	$ 4.9	$ 3.6	$ 10.3