Consolidated Balance Sheets - USD ($) $ in Thousands	Dec. 31, 2017	Dec. 31, 2016
Current assets
Cash and cash equivalents	$ 8,397	$ 46,005
Accounts receivable (less allowance for doubtful accounts of $697 at December 31, 2017 and $1,028 at December 31, 2016)	81,397	88,813
Inventory	587	838
Prepaid expenses	5,039	5,944
Prepaid income tax	3,886	2,895
Other current assets	3,900	4,934
Total current assets	103,206	149,429
Property, plant and equipment
Buildings and improvements	16,821	18,673
Software	52,967	53,672
Equipment and furniture	84,747	92,367
Software development and equipment installations in progress	4,005	600
Gross property, plant and equipment	158,540	165,312
Less accumulated depreciation and amortization	(136,753)	(141,388)
Net property, plant and equipment	21,787	23,924
Goodwill	0	34,510
Other intangible assets (less accumulated amortization of $2,184 at December 31, 2017 and $1,471 at December 31, 2016)	2,589	3,302
Other assets	3,230	2,272
Total assets	130,812	213,437
Current liabilities
Accounts payable	36,130	45,563
Accrued payroll and related expenses	10,601	9,990
Deferred revenue and customer advances	5,342	6,505
Income taxes payable	0	30,436
Customer postage and program deposits	11,443	7,985
Other current liabilities	3,732	4,188
Total current liabilities	67,248	104,667
Pensions	59,338	60,836
Contingent consideration	33,887	29,725
Deferred tax liability, net	773	11,044
Other long-term liabilities	4,201	4,509
Total liabilities	165,447	210,781
Stockholders’ equity
Common stock, $1 par value, 25,000,000 shares authorized 12,074,661 shares issued at December 31, 2017 and 12,043,673 shares issued at December 31, 2016	12,075	12,044
Additional paid-in capital	457,186	458,638
Retained earnings	794,583	837,316
Less treasury stock, 5,864,641 shares at cost at December 31, 2017 and 5,879,163 shares at cost at December 31, 2016	(1,254,176)	(1,259,164)
Accumulated other comprehensive loss	(44,303)	(46,178)
Total stockholders’ equity (deficit)	(34,635)	2,656
Total liabilities and stockholders’ equity	$ 130,812	$ 213,437

Carrying value as of the balance sheet date of liabilities incurred (and for which invoices have typically been received) and payable to vendors for goods and services received that are used in an entity's business. Used to reflect the current portion of the liabilities (due within one year or within the normal operating cycle if longer).

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Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

Amount due from customers or clients, within one year of the balance sheet date (or the normal operating cycle, whichever is longer), for goods or services (including trade receivables) that have been delivered or sold in the normal course of business, reduced to the estimated net realizable fair value by an allowance established by the entity of the amount it deems uncertain of collection.