Quarterly report pursuant to Section 13 or 15(d)

Basis of Presentation and Summary of Significant Accounting Policies - Narrative (Details)

v3.20.2
Basis of Presentation and Summary of Significant Accounting Policies - Narrative (Details)
shares in Millions
1 Months Ended 3 Months Ended 6 Months Ended
Jul. 24, 2020
USD ($)
Jun. 30, 2020
USD ($)
member
shares
Feb. 29, 2020
USD ($)
Mar. 31, 2020
USD ($)
reportingUnit
Jun. 30, 2020
USD ($)
member
shares
Jun. 30, 2019
USD ($)
Aug. 05, 2020
USD ($)
Jul. 22, 2020
Dec. 31, 2019
USD ($)
Debt Instrument [Line Items]                  
Cash and cash equivalents   $ 31,255,000     $ 31,255,000       $ 23,964,000
Restricted cash   4,900,000     4,900,000        
Debt outstanding   827,025,000     827,025,000       773,062,000
Net cash used in operations         24,704,000 $ (1,972,000)      
Cash paid for interest         28,767,000 $ 28,417,000      
Decrease (increase) in working capital         (807,900,000)        
Working capital   $ (871,200,000)     (871,200,000)       (63,400,000)
Number of reporting units | reportingUnit       6          
Goodwill impairment charge         $ 22,130,000        
Short-term investments, shares acquired (in shares) | shares   11.4     11.4        
Payments to acquire short-term investments   $ 4,700,000              
Short-term investment   3,315,000     $ 3,315,000       $ 0
Gain (loss) on short-term investments         1,400,000        
Cash equivalents   $ 5,000,000.0     $ 5,000,000.0        
Revolving Credit Facility                  
Debt Instrument [Line Items]                  
Draw down of revolving credit facility     $ 41,800,000            
Wireless Maritime Services                  
Debt Instrument [Line Items]                  
Equity method investment, ownership percentage   49.00%     49.00%        
Ownership by third party (as a percent)   51.00%     51.00%        
Board of directors, voting members | member   5     5        
Board of directors, voting members, number appointed by third party | member   3     3        
Board of directors, voting members, number appointed by company | member   2     2        
Other than temporary impairment charge         $ 10,100,000        
Santander                  
Debt Instrument [Line Items]                  
Equity method investment, ownership percentage   49.00%     49.00%        
Ownership by third party (as a percent)   51.00%     51.00%        
Board of directors, voting members | member   5     5        
Board of directors, voting members, number appointed by third party | member   3     3        
Board of directors, voting members, number appointed by company | member   2     2        
Other than temporary impairment charge         $ 3,000,000.0        
Subsequent Event                  
Debt Instrument [Line Items]                  
Creditors holding aggregate principal amount of loans (as a percent)               78.80%  
Maximum amount of debt allowed by purchaser $ 400,000,000                
Asset purchase agreement, obligations owed (as a percent) 100.00%                
Asset purchase obligation, obligations of debtor in possession facility to be acquired $ 5,000,000.0                
Subsequent Event | Exit Facility [Member]                  
Debt Instrument [Line Items]                  
Term of debt instrument (in years) 4 years                
Subsequent Event | Takeback Financing Facility                  
Debt Instrument [Line Items]                  
Term of debt instrument (in years) 5 years                
Maximum amount of debt allowed by purchaser $ 275,000,000                
Liquidity on pro forma basis $ 40,000,000                
Additional basis points paid in kind (as a percent) 5.00%                
Subsequent Event | Takeback Financing Facility | London Interbank Offered Rate (LIBOR)                  
Debt Instrument [Line Items]                  
Basis spread on variable rate (as a percent) 7.50%                
Minimum | Subsequent Event                  
Debt Instrument [Line Items]                  
Creditors holding aggregate principal amount of loans (as a percent)               50.01%  
Minimum | Subsequent Event | Takeback Financing Facility | London Interbank Offered Rate (LIBOR)                  
Debt Instrument [Line Items]                  
Basis spread on variable rate (as a percent) 1.25%                
Maritime & Land Connectivity                  
Debt Instrument [Line Items]                  
Goodwill impairment charge       $ 22,100,000 22,130,000        
Convertible senior notes                  
Debt Instrument [Line Items]                  
Debt outstanding   $ 13,000,000.0     $ 13,000,000.0        
Term loan facility | Subsequent Event | Debtor In Possession Credit Facility                  
Debt Instrument [Line Items]                  
DIP Facility, aggregate principal amount $ 80,000,000                
DIP Facility, proceeds from issuance of term loan 30,000,000                
DIP Facility, amount held in escrow $ 50,000,000                
Fee on backstop payment (as a percent) 5.00%                
Upfront payment fee (as a percent) 3.00%                
Term loan facility | Subsequent Event | Debtor In Possession Credit Facility | London Interbank Offered Rate (LIBOR)                  
Debt Instrument [Line Items]                  
Basis spread on variable rate (as a percent) 10.00%                
Term loan facility | Minimum | Subsequent Event | Debtor In Possession Credit Facility | London Interbank Offered Rate (LIBOR)                  
Debt Instrument [Line Items]                  
Basis spread on variable rate (as a percent) 1.25%                
Letters of Credit | Subsequent Event | Exit Facility [Member] | London Interbank Offered Rate (LIBOR)                  
Debt Instrument [Line Items]                  
Basis spread on variable rate (as a percent) 10.00%                
Letters of Credit | Subsequent Event | DIP L/C Facility                  
Debt Instrument [Line Items]                  
Aggregate face amount of debt             $ 10,000,000    
Letters of credit, cash collateralized (as a percent)             102.00%    
Letters of Credit | Minimum | Subsequent Event | Exit Facility [Member] | London Interbank Offered Rate (LIBOR)                  
Debt Instrument [Line Items]                  
Basis spread on variable rate (as a percent) 1.25%