Earnings Per Share Diluted Earnings Per Share (Details) - USD ($) $ / shares in Units, $ in Thousands		3 Months Ended
		Mar. 31, 2016	Mar. 31, 2015
Earnings Per Share, Diluted, by Common Class, Including Two Class Method [Line Items]
Net Income (Loss) from Continuing Operations Available to Common Stockholders, Diluted	[1]	$ 15,687	$ 15,726
Net income from discontinued operations	[1]	2,065	2,094
Net Income (Loss) Available to Common Stockholders, Diluted		$ 17,752	$ 17,820
Income (Loss) from Continuing Operations, Per Diluted Share		$ 0.19	$ 0.19
Income (Loss) from Discontinued Operations, Net of Tax, Per Diluted Share		0.02	0.02
Earnings Per Share, Diluted		0.21	0.21
Common Stock, Dividends, Per Share, Cash Paid		$ 0.10	$ 0.09
Common Stock [Member]
Earnings Per Share, Diluted, by Common Class, Including Two Class Method [Line Items]
Weighted Average Basic Common Shares Outstanding		81,301,499	80,514,359
Incremental Common Shares Attributable to Share-based Payment Arrangements	[1],[2]	1,224,325	1,269,211
Incremental Common Shares Attributable to Call Options and Warrants	[2]	929,939	1,152,358
Weighted Average Number Diluted Shares Outstanding Adjustment		2,154,264	2,421,569
Weighted Average Number of Shares Outstanding, Diluted	[1],[2]	83,455,763	82,935,928

[1] The Company presents its EPS based on the treasury stock method. The Company reverted to the treasury stock presentation from the two-class presentation due to the immaterial number of participating shares outstanding as of March 31, 2016. If the EPS presentation had been based on the two-class method, the following adjustments would have been made to the presentation of EPS for the three months ended March 31, 2016. Net income attributable to common shareholders would have been reduced by an additional $4 thousand, and the allocation of net income to participating securities would have been $6 thousand, reducing net income attributable to common shareholders by a total of $10 thousand. Basic EPS would not change. Weighted average diluted shared outstanding would have been reduced by 37,298 shares. Diluted EPS would not change.If the EPS presentation had been based on the two-class method, the following adjustments would have been made to the presentation of EPS for the three months ended March 31, 2015. Net income attributable to common shareholders would have been reduced by an additional $43 thousand, and the allocation of net income to participating securities would have been $60 thousand, reducing net income attributable to common shareholders by a total of $103 thousand. Basic EPS would not change. Weighted average diluted shared outstanding would have been reduced by 341,603 shares. Diluted EPS would not change.

[2] The diluted EPS computations for the three months ended March 31, 2016 and 2015 do not assume the conversion, exercise, or contingent issuance of the following shares for the following periods because the result would have been anti-dilutive for the periods indicated. As a result of the anti-dilution, the potential common shares excluded from the diluted EPS computation are as follows: Three months ended March 31,(In thousands)2016 2015Shares excluded due to exercise price exceeding the average market price of common shares during the period (total outstanding): Potential common shares from: Stock options, restricted stock, or other dilutive securities387 660Total shares excluded due to exercise price exceeding the average market price of common shares during the period387 660