CONDENSED CONSOLIDATED BALANCE SHEETS (Unaudited) (USD $) In Thousands, unless otherwise specified	Mar. 31, 2013	Dec. 31, 2012
Current Assets:
Cash and cash equivalents	$ 6,841	$ 10,182
Cash and escrow deposits - restricted	2,384	2,714
Investments	962	900
Accounts receivable, less allowances of $4,016 and $3,461 respectively	4,731	4,294
Prepaid expenses, supplies and other receivables	6,339	4,604
Income tax receivable	7,323	4,089
Deferred income taxes	4,661	4,640
Total current assets	33,241	31,423
Property and equipment, net	474,975	481,913
Restricted cash	581	2,035
Other assets	426	398
Total Assets	509,223	515,769
Current Liabilities:
Accounts payable	8,029	9,909
Accrued liabilities	25,060	21,034
Deferred revenue	5,343	8,266
Current maturities of long-term debt	143,300	114,575
Current portion of self-insured liabilities	500	500
Total current liabilities	182,232	154,284
Accrual for self-insured liabilities	1,770	1,700
Long-term debt	40,922	67,140
Deferred income taxes	8,534	8,701
Other long-term liabilities	6,098	6,301
Commitments and contingencies
Total Liabilities	239,556	238,126
Preferred Stock, par value $0.01 per share, 25,000,000 shares authorized; no shares issued and outstanding	0	0
Additional paid-in capital	317,711	317,473
Accumulated other comprehensive income	17	19
Retained earnings	28,505	36,717
Treasury stock at cost, 4,931,872 and 4,931,872 shares, respectively	(76,845)	(76,845)
Total Stockholders' Equity	269,667	277,643
Total Liabilities and Stockholders' Equity	509,223	515,769
Class A Common Stock [Member]
Current Liabilities:
Common Stock	250	250
Class B Common Stock [Member]
Current Liabilities:
Common Stock	$ 29	$ 29