XML 62 R4.htm IDEA: XBRL DOCUMENT v2.4.0.8
Consolidated Statements of Operations (USD $)
In Thousands, except Per Share data, unless otherwise specified
 3 Months Ended 9 Months Ended
Jan. 31, 2014
Jan. 31, 2013
Jan. 31, 2014
Jan. 31, 2013
Income Statement [Abstract]        
Revenues $ 117,852 $ 112,167 $ 378,706 $ 346,641
Operating expenses:        
Cost of operations 87,602 81,436 266,565 244,867
General and administration 15,361 14,328 46,864 43,401
Depreciation and amortization 14,396 13,964 45,261 43,244
Development project charge 1,440   1,440  
Environmental remediation charge 250   400  
Expense from divestiture, acquisition and financing costs 101 372 126 1,003
Severance and reorganization costs 0 1,636 161 3,463
Loss on divestiture   353   353
Total operating expenses 119,150 112,089 360,817 336,331
Operating (loss) income (1,298) 78 17,889 10,310
Other expense (income):        
Interest income (109) (50) (222) (68)
Interest expense 9,568 9,209 28,562 32,415
Loss from equity method investments 112 1,436 998 3,311
Gain on sale of equity method investment (593)   (593)  
Loss (gain) on derivative instruments 233 (24) 208 3,871
Loss on debt extinguishment   5,914   15,584
Other income (132) (298) (662) (737)
Other expense, net 9,079 16,187 28,291 54,376
Loss from continuing operations before income taxes and discontinued operations (10,377) (16,109) (10,402) (44,066)
Provision (benefit) for income taxes 656 (4,963) 1,275 (3,899)
Loss from continuing operations before discontinued operations (11,033) (11,146) (11,677) (40,167)
Discontinued operations:        
(Loss) income from discontinued operations (net of income tax provision of $0, $0, $0 and $0)   (328) 284 (779)
Loss on disposal of discontinued operations (net of income tax provision of $0, $0, $0 and $0)     (378)  
Net income (loss) (11,033) (11,474) (11,771) (40,946)
Less: Net loss attributable to noncontrolling interests (283) (67) (490) (199)
Net loss attributable to common stockholders (10,750) (11,407) (11,281) (40,747)
Amounts attributable to common stockholders:        
Loss from continuing operations before discontinued operations (10,750) (11,079) (11,187) (39,968)
(Loss) income from discontinued operations, net of tax   (328) 284 (779)
Loss on disposal of discontinued operations, net of tax     (378)  
Net loss attributable to common stockholders $ (10,750) $ (11,407) $ (11,281) $ (40,747)
Basic and diluted earnings per share:        
Loss from continuing operations before discontinued operations $ (0.27) $ (0.28) $ (0.28) $ (1.23)
(Loss) income from discontinued operations, net of tax   $ (0.01) $ 0.01 $ (0.03)
Loss on disposal of discontinued operations, net of tax     $ (0.01)  
Net loss per common share $ (0.27) $ (0.29) $ (0.28) $ (1.26)
Weighted average common shares outstanding 39,882 39,230 39,789 32,365