XML 17 R4.htm IDEA: XBRL DOCUMENT v3.10.0.1
CONSOLIDATED STATEMENTS OF OPERATIONS - USD ($)
shares in Thousands, $ in Thousands
 12 Months Ended
Dec. 31, 2018
Dec. 31, 2017
Dec. 31, 2016
Income Statement [Abstract]      
Revenues $ 660,660 $ 599,309 $ 565,030
Operating expenses:      
Cost of operations 453,291 405,188 381,973
General and administration 84,791 79,243 75,356
Depreciation and amortization 70,508 62,102 61,856
Southbridge Landfill closure charge, net 8,054 65,183 0
Expense from acquisition activities and other items 1,872 176 0
Environmental remediation charge 0 0 900
Contract settlement charge 2,100 0 0
Development project charge 311 0 0
Total operating expenses 620,927 611,892 520,085
Operating income (loss) 39,733 (12,583) 44,945
Other expense (income):      
Interest income (273) (273) (290)
Interest expense 26,294 25,160 38,942
Loss on debt extinguishment 7,352 517 13,747
Impairment of investments 1,069 0 0
Other income (745) (935) (1,090)
Other expense, net 33,697 24,469 51,309
Income (loss) before income taxes 6,036 (37,052) (6,364)
(Benefit) provision for income taxes (384) (15,253) 494
Net income (loss) 6,420 (21,799) (6,858)
Less: Net loss attributable to noncontrolling interests 0 0 (9)
Net income (loss) attributable to common stockholders $ 6,420 $ (21,799) $ (6,849)
Basic earnings per share attributable to common stockholders:      
Weighted average common shares outstanding (in shares) 42,688 41,846 41,233
Basic earnings per common share (in dollars per share) $ 0.15 $ (0.52) $ (0.17)
Diluted earnings per share attributable to common stockholders:      
Weighted average common shares outstanding (in shares) 44,168 41,846 41,233
Diluted earnings per common share (in dollars per share) $ 0.15 $ (0.52) $ (0.17)