|
Long-Term Debt (Details) (USD $)
In Thousands, unless otherwise specified |
Jun. 30, 2013
|
Dec. 31, 2012
|
|---|---|---|
| Long-term debt | ||
| Total debt | $ 733,450 | $ 629,385 |
| Less current maturities | (20,363) | (18,587) |
| Long-term debt | 713,087 | 610,798 |
|
9.0% Senior Subordinated Notes due 2018 [Member]
|
||
| Long-term debt | ||
| Total debt | 210,000 | |
|
7.0% Senior Subordinated Notes due 2022 [Member]
|
||
| Long-term debt | ||
| Total debt | 200,000 | 200,000 |
|
5.0% Senior Subordinated Notes due 2023 [Member]
|
||
| Long-term debt | ||
| Total debt | 300,000 | |
|
Notes payable to finance company [Member]
|
||
| Long-term debt | ||
| Total debt | 9,137 | 10,572 |
|
Mortgage Loan at Fix Interest Rate [Member]
|
||
| Long-term debt | ||
| Total debt | 141,373 | 137,791 |
|
Mortgage Loan at Variable Interest Rate [Member]
|
||
| Long-term debt | ||
| Total debt | 79,485 | 62,229 |
|
Debt discount and premium [Member]
|
||
| Long-term debt | ||
| Total debt | (1,806) | (2,814) |
|
Other Debt [Member]
|
||
| Long-term debt | ||
| Total debt | 5,261 | 5,431 |
|
2011 Revolving Credit Facility [Member]
|
||
| Long-term debt | ||
| Total debt | $ 6,176 |