v3.10.0.1
NET INCOME PER COMMON SHARE (Details) - USD ($)
$ / shares in Units, $ in Thousands
 3 Months Ended 12 Months Ended
Dec. 31, 2018
Sep. 30, 2018
Jun. 30, 2018
Mar. 31, 2018
Dec. 31, 2017
Sep. 30, 2017
Jun. 30, 2017
Mar. 31, 2017
Dec. 31, 2018
Dec. 31, 2017
Dec. 31, 2016
Impact Of Equity Awards [Line Items]                      
Price range of option: from                 $ 6.43 $ 11.69 $ 0
Price range of option: to                 $ 13.98 $ 13.98 $ 0
Excluded shares as anti-dilutive when reporting loss                 755,000 0 0
Earnings Per Share, Basic and Diluted [Abstract]                      
INCOME (LOSS) FROM CONTINUING OPERATIONS $ (386,568) $ 36,590 $ 1,597 $ (14,206) $ 231,829 $ 4,100 $ 6,414 $ (9,331) $ (362,587) $ 233,013 $ 38,065
Preferred stock dividend 0 0 0 0 252 663 550 550 0 2,015 1,901
Income available to common shareholders from continuing operations (386,568) 36,590 1,597 (14,206) 231,577 3,437 5,864 (9,881) (362,587) 230,998 36,164
Income Loss From Discontinued Operations Net Of Tax (378) 358 844 328 836 0 0 0 1,152 836 0
Net income (loss) available to common shareholders (386,946) 36,948 2,441 (13,878) 232,413 3,437 5,864 (9,881) (361,435) 233,849 38,065
Net Income (Loss) Available to Common Stockholders, Basic $ (386,568) $ 36,590 $ 1,597 $ (14,206) $ 231,577 $ 3,437 $ 5,864 $ (9,881) $ (362,587) $ 230,998 $ 36,164
Weighted Average Number Of Shares Outstanding Basic 138,033,000 138,740,000 138,639,000 138,939,000 88,309,000 38,955,000 38,945,000 38,910,000 138,069,608 51,392,899 38,500,495
Incremental Common Shares Attributable to Share-based Payment Arrangements                 0 1,492,257 1,067,567
Weighted Average Number Of Diluted Shares Outstanding 138,033,000 139,103,000 139,263,000 138,939,000 89,887,000 39,728,000 39,656,000 38,910,000 138,069,608 52,885,156 39,568,062
Basic net income (loss) per common share from continuing operations $ (2.8) $ 0.26 $ 0.01 $ (0.1) $ 2.63 $ 0.11 $ 0.16 $ (0.24) $ (2.63) $ 4.49 $ 0.94
Income (Loss) from Discontinued Operations, Net of Tax, Per Basic Share 0 0 0.01 0 0.01 0 0 0 0.01 0.02 0
Earnings Per Share Basic (2.8) 0.27 0.02 (0.1) 2.63 0.09 0.15 (0.25) (2.62) 4.51 0.94
Income (Loss) from Continuing Operations, Per Diluted Share (2.8) 0.26 0.01 (0.1) 2.58 0.28 0.26 0.11 (2.63) 4.37 0.91
Income (Loss) from Discontinued Operations, Net of Tax, Per Diluted Share 0 0 0.01 0 0.01 0 0 0 0.01 0.02 0
Earnings Per Share Diluted $ (2.8) $ 0.27 $ 0.02 $ (0.1) $ 2.59 $ 0.09 $ 0.15 $ (0.25) $ (2.62) $ 4.38 $ 0.91
Options Activity [Member]                      
Impact Of Equity Awards [Line Items]                      
Excluded shares as anti-dilutive under the treasury stock method                 564,000 548,000 0
Price range of option: from                 $ 6.43 $ 11.69 $ 0
Price range of option: to                 $ 13.98 $ 13.98 $ 0
Restricted Stock Units Activity [Member] | Restricted Stock Units Service Conditions [Member]                      
Impact Of Equity Awards [Line Items]                      
Excluded shares as anti-dilutive under the treasury stock method                 1,394,000 163,000 0
Restricted Stock Units Activity [Member] | Restricted Stock Units Service And Market Conditions But Market Not Met [Member]                      
Impact Of Equity Awards [Line Items]                      
Excluded shares as anti-dilutive under the treasury stock method                 226,000 336,000 267,000
Restricted Stock Units Activity [Member] | Restricted Stock Units Service And Performance Conditions But Performance Not Met [Member]                      
Impact Of Equity Awards [Line Items]                      
Excluded shares as anti-dilutive under the treasury stock method                 0 0 0
Restricted Stock Units Activity [Member] | Perpetual Cumulative Convertible Preferred Stock [Member]                      
Impact Of Equity Awards [Line Items]                      
Excluded shares as anti-dilutive under the treasury stock method                 0 0 1,943,000