Consolidated Statements Of Operations (USD $) In Thousands, except Per Share data	3 Months Ended		6 Months Ended
	Jun. 30, 2011	Jun. 30, 2010	Jun. 30, 2011	Jun. 30, 2010
Consolidated Statements Of Operations
Operating revenues	$ 213,047	$ 207,609	$ 413,353	$ 407,788
Operating expenses
Labor	91,274	84,893	180,283	170,535
Production and distribution	82,523	78,496	158,792	151,500
Advertising, selling, general and administrative	17,341	15,877	32,681	33,087
Depreciation and software amortization	5,153	5,545	10,312	11,245
Intangible asset amortization	210	225	420	532
Total operating expenses	196,501	185,036	382,488	366,899
Operating income	16,546	22,573	30,865	40,889
Other expenses (income)
Interest expense	626	684	1,262	1,397
Interest income	(67)	(41)	(136)	(67)
Other, net	473	(18)	1,115	(359)
Total nonoperating expenses (income)	1,032	625	2,241	971
Income before income taxes	15,514	21,948	28,624	39,918
Income tax expense	6,089	8,532	11,282	15,733
Net income	$ 9,425	$ 13,416	$ 17,342	$ 24,185
Basic earnings per common share	$ 0.15	$ 0.21	$ 0.27	$ 0.38
Weighted-average common shares outstanding	63,371	63,616	63,538	63,607
Diluted earnings per common share	$ 0.15	$ 0.21	$ 0.27	$ 0.38
Weighted-average common and common equivalent shares outstanding	63,703	64,183	63,974	64,141