Consolidated Statements of Cash Flows - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2015	Dec. 31, 2014	Dec. 31, 2013
Cash Flows from Operating Activities
Net income (loss)	$ (170,928)	$ 23,991	$ 13,370
Adjustments to reconcile net income (loss) to net cash provided by operating activities
Loss on sale	9,501	0	0
Income from discontinued operations	0	0	(1,284)
Loss on sale of discontinued operations	0	0	12,355
Impairment of goodwill and intangible assets	209,938	0	2,750
Depreciation and software amortization	13,586	14,894	15,530
Intangible asset amortization	659	26	206
Stock-based compensation	5,733	4,055	5,744
Excess tax benefits from stock-based compensation	(14)	0	(42)
Net pension cost (payments)	(257)	(2,860)	784
Interest accretion on contingent consideration	2,337	0	0
Deferred income taxes	(41,235)	5,798	1,744
Other, net	333	0	(2,606)
Changes in operating assets and liabilities, net of acquisitions:
Decrease (increase) in accounts receivable, net	10,187	(5,173)	7,630
Decrease (increase) in inventory	272	51	(507)
Decrease (increase) in prepaid expenses and other current assets	802	3,316	(2,536)
Increase (decrease) in accounts payable	2,141	(278)	(1,336)
(Decrease) increase in other accrued expenses and liabilities	(12,550)	(20,055)	9,398
Other, net	438	1,796	(17,089)
Net cash provided by continuing operations	30,943	25,561	44,111
Net cash provided by discontinued operations	0	0	15,461
Net cash provided by operating activities	30,943	25,561	59,572
Cash Flows from Investing Activities
Acquisitions, net of cash acquired	(29,862)	0	0
Dispositions, net of cash transferred	4,974	0	0
Purchases of property, plant and equipment	(11,574)	(11,265)	(15,873)
Proceeds from the sale of property, plant and equipment	297	169	3,723
Net cash flows from investing activities within discontinued operations	0	0	22,500
Net cash provided by (used in) investing activities	(36,165)	(11,096)	10,350
Cash Flows from Financing Activities
Borrowings	13,000	0	0
Repayment of borrowings	(18,375)	(15,313)	(12,250)
Debt financing costs	0	0	(581)
Issuance of common stock	(910)	(481)	512
Excess tax benefits from stock-based compensation	14	0	42
Purchase of treasury stock	(4,619)	(8,661)	(1,760)
Issuance of treasury stock	193	1,307	135
Dividends paid	(21,241)	(21,485)	(16,121)
Net cash used in financing activities	(31,938)	(44,633)	(30,023)
Effect of exchange rate changes on cash and cash equivalents	(1,976)	(1,830)	(536)
Net increase (decrease) in cash and cash equivalents	(39,136)	(31,998)	39,363
Cash and cash equivalents at beginning of year	56,749	88,747	49,384
Cash and cash equivalents at end of year	$ 17,613	$ 56,749	$ 88,747