Annual report pursuant to Section 13 and 15(d)

Long-Term Debt - Notes Narrative (Details)

v3.10.0.1
Long-Term Debt - Notes Narrative (Details)
3 Months Ended 12 Months Ended
Mar. 10, 2017
USD ($)
$ / shares
May 09, 2013
USD ($)
$ / shares
Mar. 31, 2017
USD ($)
Dec. 31, 2018
USD ($)
Location
Dec. 31, 2017
USD ($)
Dec. 31, 2016
USD ($)
Mar. 27, 2017
Jul. 02, 2012
Debt Instrument [Line Items]                
Outstanding mortgage principal balance       $ 956,017,000 $ 1,037,911,000      
Loss on repurchase of debt instrument     $ (15,300,000) 0 $ 14,607,000 $ 0    
Mortgage notes                
Debt Instrument [Line Items]                
Mortgage financing aggregate       $ 21,100,000        
Number of operating locations related to mortgage financing | Location       3        
Debt weighted average interest rate on note       4.70%        
Outstanding mortgage principal balance       $ 396,200,000        
Percentage of operating locations related to mortgage financing       50.00%        
6.125% Notes                
Debt Instrument [Line Items]                
Stated interest rate on debt agreement 6.125%     6.125% 6.125%      
Principal amount $ 250,000,000.0              
Notes issued at a price of principal amount 100.00%              
Notes redemption price percentage of the principal amount       100.00%        
Redemption Price       106.125%        
Notes redemption price percentage of the par value due to change of control 101.00%              
Debt instrument maximum allowed dividends per share (usd per share) | $ / shares $ 0.12              
Outstanding principal amount of the 6.125% notes 25.00%              
6.125% Notes | Maximum                
Debt Instrument [Line Items]                
Notes redemption price percentage of the principal amount       35.00%        
6.125% Notes | Minimum                
Debt Instrument [Line Items]                
Indebtedness with outstanding balance under other agreements       $ 50,000,000.0        
7.0% Senior Subordinated Notes due 2022                
Debt Instrument [Line Items]                
Stated interest rate on debt agreement       7.00% 7.00%   7.00% 7.00%
5.0% Senior Subordinated Notes due 2023                
Debt Instrument [Line Items]                
Stated interest rate on debt agreement   5.00%   5.00% 5.00%      
Principal amount   $ 300,000,000.0            
Notes issued at a price of principal amount   100.00%            
Notes redemption price percentage of the par value due to change of control   101.00%            
Debt instrument maximum allowed dividends per share (usd per share) | $ / shares   $ 0.10            
Outstanding principal amount of the 6.125% notes       25.00%        
Outstanding notes repurchased amount           10,700,000    
Repurchase amount paid in cash, plus accrued and unpaid interest related thereto           $ 10,600,000    
5.0% Senior Subordinated Notes due 2023 | Minimum                
Debt Instrument [Line Items]                
Indebtedness with outstanding balance under other agreements       $ 50,000,000.0        
9.0% Senior Subordinated Notes due 2018                
Debt Instrument [Line Items]                
Stated interest rate on debt agreement   9.00%