Quarterly report pursuant to Section 13 or 15(d)

DEBT FINANCING - Narrative (Details)

v3.19.1
DEBT FINANCING - Narrative (Details) - USD ($)
Apr. 24, 2019
Mar. 31, 2019
Credit Facility    
Debt Instrument [Line Items]    
Maximum borrowing capacity if expansion option is exercised   $ 1,300,000,000
Unsecured Debt | Credit Facility    
Debt Instrument [Line Items]    
Maximum borrowing capacity   1,000,000,000
Unsecured Debt | Credit Facility | Term loan A    
Debt Instrument [Line Items]    
Maximum borrowing capacity   235,000,000
Unsecured Debt | Credit Facility | Term loan B    
Debt Instrument [Line Items]    
Maximum borrowing capacity   155,000,000
Unsecured Debt | Credit Facility | Term loan C    
Debt Instrument [Line Items]    
Maximum borrowing capacity   105,000,000
Unsecured Debt | Credit Facility | Term loan D    
Debt Instrument [Line Items]    
Maximum borrowing capacity   125,000,000
Unsecured Debt | 2029 Term Loan Facility | Subsequent Event    
Debt Instrument [Line Items]    
Debt instrument, face amount $ 100,000,000  
Line of Credit | Credit Facility | Revolving line of credit    
Debt Instrument [Line Items]    
Maximum borrowing capacity   400,000,000
Revolving line of credit remaining borrowing capacity   116,800,000
Line of Credit | Credit Facility | Letter of credit    
Debt Instrument [Line Items]    
Letters of credit outstanding   $ 5,700,000