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CONSOLIDATED STATEMENTS OF SHAREHOLDERS' EQUITY - USD ($)
shares in Thousands, $ in Thousands
Common Stock [Member]
Treasury Stock [Member]
Additional Paid-in Capital [Member]
Retained Earnings [Member]
Noncontrolling Interest [Member]
Total
Balance at Jan. 31, 2018 $ 299 $ (313,643) $ 146,923 $ 547,913 $ 50,434 $ 431,926
Balance at Apr. 30, 2018 299 (329,999) 148,212 566,626 51,110 436,248
Net (loss) income       30,588 4,023 34,611
Treasury stock acquired   $ (18,419)       (18,419)
Treasury stock acquired (in Shares)   253        
Balance at Jan. 31, 2018 299 $ (313,643) 146,923 547,913 50,434 431,926
Balance at Oct. 31, 2018 $ 299 (331,763) 148,242 578,501 53,155 448,434
Net (loss) income           34,611
Noncontrolling interests distribution and other         (1,734) (1,734)
Capital contributions         432 432
Issuance of equity awards and stock based compensation expense   $ 299 1,319     1,618
Issuance of equity awards and stock based compensation expense (in Shares)   (13)        
Balance (in Shares) 29,853 23,287        
Balance at Apr. 30, 2018 $ 299 $ (329,999) 148,212 566,626 51,110 436,248
Net (loss) income       11,875 1,894 13,769
Treasury stock acquired   $ (1,771)       (1,771)
Treasury stock acquired (in Shares)   25        
Noncontrolling interests distribution and other         (35) (35)
Capital contributions         186 186
Issuance of equity awards and stock based compensation expense   $ 7 30     37
Balance (in Shares) 29,853 23,502        
Balance at Oct. 31, 2018 $ 299 $ (331,763) 148,242 578,501 53,155 448,434
Net (loss) income           13,769
Balance (in Shares) 29,853 23,527        
Balance at Jan. 31, 2019 $ 299 $ (335,193) 148,273 579,558 52,334 445,271
Balance at Apr. 30, 2019 299 (335,080) 148,724 584,635 51,912 450,490
Net (loss) income       3,025 2,370 5,395
Noncontrolling interests distribution and other         (2,598) (2,598)
Capital contributions         258 258
Issuance of equity awards and stock based compensation expense   $ 120 483     603
Issuance of equity awards and stock based compensation expense (in Shares)   (19)        
Balance at Jan. 31, 2019 299 $ (335,193) 148,273 579,558 52,334 445,271
Balance at Oct. 31, 2019 $ 299 $ (335,073) 148,756 582,583 52,364 448,929
Net (loss) income           5,395
Capital contributions           258
Balance (in Shares) 29,853 23,580        
Balance at Apr. 30, 2019 $ 299 $ (335,080) 148,724 584,635 51,912 450,490
Net (loss) income       (2,052) 379 (1,673)
Capital contributions         73 73
Issuance of equity awards and stock based compensation expense   $ 7 32     39
Balance (in Shares) 29,853 23,561        
Balance at Oct. 31, 2019 $ 299 $ (335,073) $ 148,756 $ 582,583 $ 52,364 448,929
Net (loss) income           $ (1,673)
Balance (in Shares) 29,853 23,561