Quarterly report pursuant to Section 13 or 15(d)

Long-Term Debt - Long-Term Debt (Detail)

v3.2.0.727
Long-Term Debt - Long-Term Debt (Detail) - USD ($)
$ in Thousands
Jun. 30, 2015
Dec. 31, 2014
Debt Instrument [Line Items]    
Net debt discount and premium $ (1,678) $ (1,761)
Other 4,775 4,884
Total debt 819,419 773,412
Less current maturities (38,536) (30,802)
Long-Term Debt 780,883 742,610
2014 Revolving Credit Facility [Member]    
Debt Instrument [Line Items]    
2014 Revolving Credit Facility 8,998  
7.0% Senior Subordinated Notes Due 2022 [Member]    
Debt Instrument [Line Items]    
Senior Subordinated Notes 200,000 200,000
Total debt 198,630 198,556
5.0% Senior Subordinated Notes due 2023 [Member]    
Debt Instrument [Line Items]    
Senior Subordinated Notes 300,000 300,000
Total debt 300,000 300,000
Notes Payable to Finance Company [Member]    
Debt Instrument [Line Items]    
Notes payable to a finance company bearing interest from 9.52% to 10.52% (with a weighted average of 10.19%) 2,604 4,367
Mortgage Notes [Member]    
Debt Instrument [Line Items]    
Mortgage notes to finance companies-fixed rate, bearing interest from 3.51% to 7.03% 164,281 147,554
Mortgage notes to finance companies-variable rate, bearing interest at 1.25 to 3.50 percentage points above one-month LIBOR $ 140,439 $ 118,368