XML 91 R36.htm IDEA: XBRL DOCUMENT v3.20.1
SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES (Details - Narrative)
 1 Months Ended 9 Months Ended 12 Months Ended
Dec. 31, 2019
USD ($)
joint_venture
shares
Nov. 05, 2019
USD ($)
Aug. 01, 2019
USD ($)
Jan. 01, 2019
USD ($)
Apr. 12, 2018
USD ($)
Mar. 01, 2018
USD ($)
Feb. 01, 2018
USD ($)
shares
Mar. 24, 2017
USD ($)
Sep. 30, 2019
USD ($)
Nov. 06, 2014
USD ($)
Sep. 30, 2019
Dec. 31, 2019
USD ($)
joint_venture
shares
Dec. 31, 2018
USD ($)
Dec. 31, 2017
USD ($)
Oct. 11, 2019
shares
Jun. 30, 2019
USD ($)
Feb. 28, 2019
USD ($)
Aug. 01, 2017
Apr. 01, 2017
Nov. 30, 2006
USD ($)
Property, Plant and Equipment [Line Items]                                        
Factored accounts receivable                       $ 9,000,000.0 $ 20,500,000              
Factoring receivable $ 24,200,000                     24,200,000                
Meaningful use incentive income                           $ 250,000            
Service fee revenue, net of contractual allowances and discounts                       1,028,236,000 868,741,000              
Deferred revenue liability 1,300,000                     1,300,000                
Deferred financing costs, net of accumulated amortization 1,600,000                     1,600,000 1,400,000              
Goodwill 440,981,000                     440,981,000 418,093,000 256,776,000            
Indefinite lived intangible assets 11,300,000                     11,300,000 9,800,000              
Loss on impairment                       0 3,937,000 0            
Goodwill impairment                         3,800,000              
Workers' compensation liability, current 3,800,000                     3,800,000 2,800,000              
Medical malpractice deductible per incidence 10,000                     $ 10,000 10,000              
Employer matching contribution, percent                       1.00%                
Employee contribution, percent                       4.00%                
Expected employee contribution                       $ 3,000,000.0 2,600,000              
Contract loss accrual                         4,600,000              
Contract loss accrual, written off                         558,000              
Unfavorable contract liability 2,200,000                     2,200,000                
Total net assets $ 60,375,000                     $ 60,375,000 65,031,000              
Number of unconsolidated joint ventures | joint_venture 12                     12                
Loss on equity method investment                       $ 134,000                
Medic Vision                                        
Property, Plant and Equipment [Line Items]                                        
Equity interest percentage 14.21%             12.50%       14.21%                
Investment at cost           $ 200,000   $ 1,000,000.0                        
Option to purchase additional equity method investment               $ 1,400,000                        
Ownership interest percentage acquired           1.96%                            
Initial ownership percentage after dilution           12.25%                            
Total net assets $ 1,200,000                     $ 1,200,000                
Turner Imaging Systems                                        
Property, Plant and Equipment [Line Items]                                        
Investment at cost             $ 2,000,000.0                          
Shares purchased | shares             2,100,000                          
Turner Imaging                                        
Property, Plant and Equipment [Line Items]                                        
Preferred stock issued upon conversion (in shares) | shares                             80,000          
WhiteRabbit.ai Inc.                                        
Property, Plant and Equipment [Line Items]                                        
Investment at cost   $ 1,000,000.0                                    
Payments to fund loan to related parties $ 2,500,000 $ 2,500,000                                    
Santa Monica Imaging Group | RadNet                                        
Property, Plant and Equipment [Line Items]                                        
Equity interest percentage       35.00%                           40.00% 40.00%  
Loss on equity method investment       $ 2,000                                
Santa Monica Imaging Group | Cedars Sinai Medical Center                                        
Property, Plant and Equipment [Line Items]                                        
Equity interest percentage                                   60.00% 60.00%  
Additional equity interest acquired       5.00%                                
Investment owned, at fair value       $ 134,000                                
2016 Caps | LIBOR                                        
Property, Plant and Equipment [Line Items]                                        
Basis spread on variable rate 2.00%                     2.00%                
September 2020                                        
Property, Plant and Equipment [Line Items]                                        
Notional amounts $ 150,000,000                     $ 150,000,000                
October 2020                                        
Property, Plant and Equipment [Line Items]                                        
Notional amounts 350,000,000                     350,000,000                
Radiologix                                        
Property, Plant and Equipment [Line Items]                                        
Contract loss accrual                                       $ 8,900,000
Hudson Valley Radiology Associates                                        
Property, Plant and Equipment [Line Items]                                        
Goodwill                                 $ 3,100,000      
Hudson Valley Radiology Associates | Primedex Health Systems Inc. and Radiologix                                        
Property, Plant and Equipment [Line Items]                                        
Unfavorable lease contracts acquired, gross                                 4,000,000.0      
Unfavorable lease contracts acquired                                 $ 2,800,000      
Garden State Radiology Network LLC                                        
Property, Plant and Equipment [Line Items]                                        
Goodwill     $ 2,000,000.0                                  
Equity interest percentage     49.00%                                  
Investment at cost                   $ 2,200,000                    
Loss on equity method investment     $ (1,300,000)                                  
Nulogix, Inc.                                        
Property, Plant and Equipment [Line Items]                                        
Equity interest percentage     75.00%   25.00%                              
Investment at cost     $ 1,500,000   $ 2,000,000.0                              
Loss on equity method investment     $ 504,000                                  
Health Insurance                                        
Property, Plant and Equipment [Line Items]                                        
Self-insurance accrual 4,900,000                     $ 4,900,000 4,800,000              
Minimum                                        
Property, Plant and Equipment [Line Items]                                        
Share-based payment award, award vesting period                       3 years                
Share-based payment award, expiration period                       5 years                
Minimum | Blue Shield                                        
Property, Plant and Equipment [Line Items]                                        
Stop loss policy claim amount 250,000                     $ 250,000                
Minimum | Dignity Health | Glendale Advanced Imaging | Joint Venture                                        
Property, Plant and Equipment [Line Items]                                        
Economic interest                       35.00%                
Minimum | Property and equipment, net                                        
Property, Plant and Equipment [Line Items]                                        
PP&E useful life                       3 years                
Minimum | Leasehold improvements                                        
Property, Plant and Equipment [Line Items]                                        
PP&E useful life                       3 years                
Maximum                                        
Property, Plant and Equipment [Line Items]                                        
Share-based payment award, award vesting period                       5 years                
Share-based payment award, expiration period                       10 years                
Maximum | Blue Shield                                        
Property, Plant and Equipment [Line Items]                                        
Stop loss policy claim amount 1,000,000.0                     $ 1,000,000.0                
Maximum | Dignity Health | Glendale Advanced Imaging | Joint Venture                                        
Property, Plant and Equipment [Line Items]                                        
Economic interest                       55.00%                
Maximum | Property and equipment, net                                        
Property, Plant and Equipment [Line Items]                                        
PP&E useful life                       15 years                
Maximum | Leasehold improvements                                        
Property, Plant and Equipment [Line Items]                                        
PP&E useful life                       15 years                
Barclays                                        
Property, Plant and Equipment [Line Items]                                        
Total credit facilities outstanding 0                     $ 0 28,000,000.0              
SunTrust                                        
Property, Plant and Equipment [Line Items]                                        
Total credit facilities outstanding 0                     0 0              
Software developed for internal use                                        
Property, Plant and Equipment [Line Items]                                        
Capitalized software costs, gross $ 6,400,000                     6,400,000                
Imaging On Call                                        
Property, Plant and Equipment [Line Items]                                        
Loss on impairment                         3,900,000              
Goodwill impairment                         3,800,000              
Write off of the reporting unit trade name                         100,000              
Net service fee revenue                                        
Property, Plant and Equipment [Line Items]                                        
Service fee revenue, net of contractual allowances and discounts                       1,028,236,000 868,741,000 810,623,000            
Net service fee revenue | eRAD                                        
Property, Plant and Equipment [Line Items]                                        
Service fee revenue, net of contractual allowances and discounts                       10,100,000 6,800,000 6,100,000            
Investment Advisory, Management and Administrative Service                                        
Property, Plant and Equipment [Line Items]                                        
Service fee revenue, net of contractual allowances and discounts                       $ 11,400,000 13,800,000 $ 13,100,000            
Investment Advisory, Management and Administrative Service | Minimum | Property and equipment, net                                        
Property, Plant and Equipment [Line Items]                                        
PP&E useful life                     3 years                  
Investment Advisory, Management and Administrative Service | Minimum | Leasehold improvements                                        
Property, Plant and Equipment [Line Items]                                        
PP&E useful life                     3 years                  
Restated Plan                                        
Property, Plant and Equipment [Line Items]                                        
Shares authorized | shares 14,000,000                     14,000,000                
Restated Plan | Minimum                                        
Property, Plant and Equipment [Line Items]                                        
Share-based payment award, award vesting period                       3 years                
Share-based payment award, expiration period                       5 years                
Restated Plan | Maximum                                        
Property, Plant and Equipment [Line Items]                                        
Share-based payment award, award vesting period                       5 years                
Share-based payment award, expiration period                       10 years                
US Attorneys Office For The Western District of New York                                        
Property, Plant and Equipment [Line Items]                                        
Loss contingency accrual liability                               $ 2,300,000        
Settled Litigation | US Attorneys Office For The Western District of New York                                        
Property, Plant and Equipment [Line Items]                                        
Litigation settlement                 $ 2,200,000                      
2016 Caps                                        
Property, Plant and Equipment [Line Items]                                        
Interest rate caps premium liability $ 5,300,000                     $ 5,300,000                
2019 SWAPS                                        
Property, Plant and Equipment [Line Items]                                        
Notional amounts                               500,000,000        
2019 SWAPS | Interest Rate Swap                                        
Property, Plant and Equipment [Line Items]                                        
Notional amounts                               $ 50,000,000        
2019 SWAPS | Interest Rate Swap | LIBOR                                        
Property, Plant and Equipment [Line Items]                                        
Basis spread on variable rate                               1.96%        
2019 SWAPS | October 2023                                        
Property, Plant and Equipment [Line Items]                                        
Notional amounts                               $ 50,000,000        
2019 SWAPS | October 2025                                        
Property, Plant and Equipment [Line Items]                                        
Notional amounts                               200,000,000        
2019 SWAPS1 | Interest Rate Swap                                        
Property, Plant and Equipment [Line Items]                                        
Notional amounts                               $ 200,000,000        
2019 SWAPS1 | Interest Rate Swap | LIBOR                                        
Property, Plant and Equipment [Line Items]                                        
Basis spread on variable rate                               2.05%        
Promissory note                                        
Property, Plant and Equipment [Line Items]                                        
Convertible promissory note $ 0                     $ 0 $ 199,000              
Promissory note | Turner Imaging                                        
Property, Plant and Equipment [Line Items]                                        
Convertible promissory note       $ 143,000