Condensed Consolidated Balance Sheets (USD $) In Thousands, unless otherwise specified	Sep. 30, 2012	Dec. 31, 2011
Current assets
Cash and cash equivalents	$ 35,815	$ 86,778
Accounts receivable (less allowance for doubtful accounts of $3,046 at September 30, 2012 and $3,346 at December 31, 2011)	140,089	156,396
Inventory	6,140	7,110
Prepaid expenses	8,701	8,955
Current deferred income tax asset	7,652	9,590
Other current assets	7,119	6,688
Total current assets	205,516	275,517
Property, plant and equipment (less accumulated depreciation of $235,106 at September 30, 2012 and $231,221 at December 31, 2011)	63,535	71,583
Goodwill	408,715	565,651
Other intangible assets (less accumulated amortization of $9,622 at September 30, 2012 and $15,741 at December 31, 2011)	5,978	14,989
Other assets	4,789	4,774
Total assets	688,533	932,514
Current liabilities
Current maturities of long-term debt	12,250	69,188
Accounts payable	38,679	46,373
Accrued payroll and related expenses	15,596	22,227
Deferred revenue and customer advances	33,758	36,731
Income taxes payable	1,210	4,594
Customer postage deposits	14,121	15,759
Other current liabilities	10,219	10,197
Total current liabilities	125,833	205,069
Long-term debt	101,063	110,250
Other long-term liabilities (including deferred income taxes of $51,105 at September 30, 2012 and $92,448 at December 31, 2011)	122,798	170,840
Total liabilities	349,694	486,159
Stockholders' equity
Common stock, $1 par value per share, 250,000,000 shares authorized. 118,718,351 shares issued at September 30, 2012 and 118,487,455 shares issued at December 31, 2011	118,718	118,487
Additional paid-in capital	342,054	341,149
Retained earnings	1,165,999	1,276,266
Less treasury stock: 55,968,189 shares at cost at September 30, 2012 and 55,668,137 shares at cost at December 31, 2011	(1,246,153)	(1,244,224)
Accumulated other comprehensive loss	(41,779)	(45,323)
Total stockholders' equity	338,839	446,355
Total liabilities and stockholders' equity	$ 688,533	$ 932,514