Quarterly report pursuant to Section 13 or 15(d)

Financing Arrangements - Summary of Outstanding Indebtedness (Details)

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Financing Arrangements - Summary of Outstanding Indebtedness (Details) - USD ($)
Mar. 31, 2020
Dec. 31, 2019
Jan. 06, 2017
Debt Instrument [Line Items]      
Long term debt $ 879,448,000    
Unamortized bond discounts, fair value adjustments and issue costs, net (58,068,000) $ (60,509,000)  
Total carrying value of debt 821,380,000 773,062,000  
Less: current portion, net (804,575,000) (15,678,000)  
Total non-current 16,805,000 757,384,000  
Long-term debt 821,380,000 773,062,000  
Finance lease liability 18,400,000    
Term loan facility      
Debt Instrument [Line Items]      
Long term debt 504,680,000 506,037,000  
Long-term debt 485,405,000 485,166,000  
Revolving Credit Facility      
Debt Instrument [Line Items]      
Long term debt 80,615,000 43,315,000  
Long-term debt 80,615,000 43,315,000  
Convertible senior notes      
Debt Instrument [Line Items]      
Long term debt 82,500,000 82,500,000  
Total carrying value of debt $ 82,500,000    
Stated interest rate 2.75%    
Long-term debt $ 71,302,000 71,126,000  
Equity component of convertible debt 13,000,000    
Second Lien Notes, Due June 2023      
Debt Instrument [Line Items]      
Long term debt 188,716,000 178,034,000  
Other debt      
Debt Instrument [Line Items]      
Long term debt 22,937,000 23,685,000  
Long-term debt 22,937,000 23,683,000  
Line of Credit      
Debt Instrument [Line Items]      
Letters of credit outstanding 4,400,000    
Transponder Equipment Financing      
Debt Instrument [Line Items]      
Other long term debt 3,400,000    
Revolving Credit Facility | Line of Credit      
Debt Instrument [Line Items]      
Maximum borrowing capacity     $ 85,000,000.0
Line of credit, available balance 0    
Letters of Credit | Line of Credit      
Debt Instrument [Line Items]      
Maximum borrowing capacity     $ 15,000,000.0
Letters of credit outstanding 4,400,000    
2017 Credit Agreement | Line of Credit      
Debt Instrument [Line Items]      
Letters of credit outstanding 4,400,000    
Second Lien Credit Agreement      
Debt Instrument [Line Items]      
Long term debt 188,700,000    
Long-term debt 161,121,000 $ 149,772,000  
Second Lien Credit Agreement | Penny Warrants      
Debt Instrument [Line Items]      
Equity component of convertible debt 14,900,000    
Second Lien Credit Agreement | Market Warrants      
Debt Instrument [Line Items]      
Equity component of convertible debt $ 9,300,000