v3.20.4
CONSOLIDATED STATEMENTS OF OPERATIONS - USD ($)
shares in Thousands
 12 Months Ended
Dec. 31, 2020
Dec. 31, 2019
Dec. 31, 2018
Income Statement [Abstract]      
Net sales $ 349,953,000 $ 404,177,000 $ 351,082,000
Operating costs and expenses:      
Cost of materials and other 91,117,000 94,103,000 88,461,000
Direct operating expenses (exclusive of depreciation and amortization) 157,916,000 173,629,000 159,319,000
Depreciation and amortization 76,077,000 79,839,000 71,575,000
Cost of sales 325,110,000 347,571,000 319,355,000
Selling, general and administrative expenses 18,174,000 25,829,000 25,023,000
Loss on asset disposals 582,000 3,397,000 390,000
Goodwill impairment 40,969,000 0 0
Operating (loss) income (34,882,000) 27,380,000 6,314,000
Other (expense) income:      
Interest expense, net (63,428,000) (62,636,000) (62,588,000)
Other income, net 159,000 269,000 6,201,000
Loss before income taxes (98,151,000) (34,987,000) (50,073,000)
Income tax expense (benefit) 30,000 (18,000) (46,000)
Net loss $ (98,181,000) $ (34,969,000) $ (50,027,000)
Net loss per common unit - basic and diluted (in dollars per unit) $ (8.77) $ (3.09) $ (4.42)
Distributions declared per common unit (in dollars per unit) $ 0 $ 4.00 $ 0
Weighted-average common units outstanding:      
Basic and diluted (in units) 11,195 11,328 11,328