v3.7.0.1
CORPORATE BORROWINGS AND CAPITAL AND FINANCING LEASE OBLIGATIONS - Senior Secured Credit Facility (Details)
12 Months Ended
Feb. 13, 2017
USD ($)
Nov. 08, 2016
Dec. 11, 2015
USD ($)
Dec. 10, 2015
Apr. 30, 2013
USD ($)
Dec. 31, 2016
USD ($)
item
Dec. 31, 2015
USD ($)
Dec. 31, 2014
USD ($)
Dec. 31, 2013
USD ($)
Nov. 29, 2016
USD ($)
Corporate borrowings and capital and financing lease obligations                    
Deferred financing costs           $ 82,855,000 $ 21,768,000      
Maximum borrowing capacity         $ 150,000,000          
Periodic principal payment required             3,486,000 $ 6,227,000    
Gain (loss) on extinguishment of debt               $ 8,386,000    
Outstanding aggregate principal balance         760,338,000          
Subsequent Events                    
Corporate borrowings and capital and financing lease obligations                    
Repayment of Bridge Loan $ 350,000,000                  
Bridge Loan                    
Corporate borrowings and capital and financing lease obligations                    
Debt instrument face amount           350,000,000        
Deferred financing costs           $ 5,250,000        
Senior Secured Credit Facility                    
Corporate borrowings and capital and financing lease obligations                    
Maximum borrowing capacity         $ 925,000,000          
Redemption price of debt instrument (as a percent)         100.00%          
Aggregate principal amount of debt redeemed         $ 760,338,000          
Gain (loss) on extinguishment of debt             $ (1,366,000)   $ 130,000  
Stay of enforcement period           60 days        
Senior Secured Credit Facility | Minimum                    
Corporate borrowings and capital and financing lease obligations                    
Principal amount of guarantor or any significant subsidiary considered for defaults under other indebtedness, minimum           $ 25,000,000        
Number of uninsured judgments against the entity, any guarantor, or any significant subsidiary for specified principal amount considered as events of default, minimum | item           1        
Principal amount for which uninsured judgements against the entity, any guarantor, or any significant subsidiary considered as events of default           $ 25,000,000        
Senior Secured Credit Facility | Maximum                    
Corporate borrowings and capital and financing lease obligations                    
Debt covenants, leverage ratio           3.25        
Senior Secured Credit Facility | Base rate | Minimum                    
Corporate borrowings and capital and financing lease obligations                    
Stated interest rate (as a percent)   1.00% 1.75%     1.00%        
Senior Secured Credit Facility | LIBOR | Minimum                    
Corporate borrowings and capital and financing lease obligations                    
Stated interest rate (as a percent)           0.00%        
Senior Secured Revolving Credit Facility                    
Corporate borrowings and capital and financing lease obligations                    
Stated interest rate (as a percent)             2.8445%      
Deferred financing costs     $ 6,545,000   6,909,000          
Available borrowing capacity             $ 62,059,000      
Unused commitment fee (as a percent)           0.50%        
Senior Secured Revolving Credit Facility | Maximum                    
Corporate borrowings and capital and financing lease obligations                    
Fee on undrawn amount of the letter of credit (as a percent)           0.25%        
Senior Secured Revolving Credit Facility | Base rate | Minimum                    
Corporate borrowings and capital and financing lease obligations                    
Spread on variable rate basis (as a percent)           1.25%        
Senior Secured Revolving Credit Facility | Base rate | Maximum                    
Corporate borrowings and capital and financing lease obligations                    
Spread on variable rate basis (as a percent)           1.50%        
Senior Secured Revolving Credit Facility | LIBOR | Minimum                    
Corporate borrowings and capital and financing lease obligations                    
Spread on variable rate basis (as a percent)           2.25%        
Senior Secured Revolving Credit Facility | LIBOR | Maximum                    
Corporate borrowings and capital and financing lease obligations                    
Spread on variable rate basis (as a percent)           2.50%        
Senior Secured Credit Facility-Term Loan due 2020                    
Corporate borrowings and capital and financing lease obligations                    
Debt instrument face amount         $ 775,000,000          
Effective interest rate for borrowings       3.50%            
Required quarterly repayments of principal (as a percent)         0.25%          
Periodic principal payment required         $ 1,937,500          
Deferred financing costs         $ 2,217,000          
Discount percentage on issuance of term loan         0.25%          
Senior Secured Credit Facility-Term Loan due 2020 | LIBOR                    
Corporate borrowings and capital and financing lease obligations                    
Spread on variable rate basis (as a percent)       2.75%            
Effective interest rate for borrowings       0.75%            
Senior Secured Credit Facility Term Loans Due 2022 And 2023 [Member]                    
Corporate borrowings and capital and financing lease obligations                    
Required quarterly repayments of principal (as a percent)           0.25%        
Principal repayments per quarter           $ 34,515,000        
Senior Secured Credit Facility Term Loans Due 2022 And 2023 [Member] | Base rate                    
Corporate borrowings and capital and financing lease obligations                    
Spread on variable rate basis (as a percent)   2.00%       2.00%        
Senior Secured Credit Facility Term Loans Due 2022 And 2023 [Member] | LIBOR                    
Corporate borrowings and capital and financing lease obligations                    
Spread on variable rate basis (as a percent)   2.75%       2.75%        
Senior Secured Credit Facility Term-Loan due 2022                    
Corporate borrowings and capital and financing lease obligations                    
Debt instrument face amount     125,000,000              
Stated interest rate (as a percent)           3.40%        
Deferred financing costs     $ 3,329,000              
Senior Secured Credit Facility Term-Loan due 2022 | Base rate                    
Corporate borrowings and capital and financing lease obligations                    
Spread on variable rate basis (as a percent)     2.25%   1.75%          
Senior Secured Credit Facility Term-Loan due 2022 | LIBOR                    
Corporate borrowings and capital and financing lease obligations                    
Spread on variable rate basis (as a percent)     3.25%   2.75%          
Senior Secured Credit Facility Term Loan Due 2023 [Member]                    
Corporate borrowings and capital and financing lease obligations                    
Debt instrument face amount                   $ 500,000,000
Stated interest rate (as a percent)           3.51%        
Deferred financing costs                   $ 18,791,000
Discount percentage on issuance of term loan                   0.25%
Discount amount on issuance of term loan                   $ 1,250,000
Premium on repayment (as a percent)           1.00%