Condensed Consolidated Statements of Cash Flows - USD ($) $ in Thousands	9 Months Ended
	Sep. 30, 2019	Sep. 30, 2018
Cash Flows From Operating Activities
Net income (loss)	$ 18,595	$ (5,687)
Income (loss) from discontinued operations, net of income taxes	127	(913)
Income (loss) from continuing operations	18,468	(4,774)
Adjustments to reconcile income (loss) from continuing operations to net cash provided by (used for) operating activities
Depreciation	11,505	13,329
Amortization	6,183	6,455
Accelerated depreciation associated with restructuring activities	0	16
Non-cash stock-based compensation expense	3,348	3,532
(Gain) loss on disposal of fixed assets	(87)	(96)
Provision for loss on note receivable	0	23,008
Lease guarantee contingency	0	10,323
Deferred taxes	0	(7,666)
Impairment charges	916	308
Other	441	(150)
Payments on performance based compensation	(413)	(1,249)
Other long-term liabilities	3,388	(313)
Cash flows provided by (used for) working capital
Accounts receivable	9,775	7,890
Inventories	2,386	2,708
Prepaid expenses and other current assets	(877)	(853)
Accounts payable and accrued expenses	(15,541)	(11,347)
Net cash provided by (used for) operating activities - continuing operations	39,492	41,121
Net cash provided by (used for) operating activities - discontinued operations	7,297	858
Net cash provided by (used for) operating activities	46,789	41,979
Cash Flows From Investing Activities
Capital expenditures	(5,669)	(3,560)
Acquisition of business	(18,000)	0
Proceeds from sale of property, plant and equipment	7,514	2,633
Net cash provided by (used for) investing activities - continuing operations	(16,155)	(927)
Net cash provided by (used for) investing activities - discontinued operations	0	0
Net cash provided by (used for) investing activities	(16,155)	(927)
Cash Flows From Financing Activities
Net borrowings (repayments) on credit facility	0	(74,557)
Cash dividends paid	(14,524)	(13,039)
Proceeds from issuance of common stock	755	2,825
Proceeds from public offering of common stock, net of equity issuance costs	0	79,522
Shares withheld for employee taxes on equity awards	(985)	(446)
Net cash provided by (used for) financing activities - continuing operations	(14,754)	(5,695)
Net cash provided by (used for) financing activities - discontinued operations	0	0
Net cash provided by (used for) financing activities	(14,754)	(5,695)
Foreign exchange rate effect on cash	40	(31)
Net increase in cash and restricted cash	15,920	35,326
Cash and restricted cash at January 1	58,894	11,179
Cash and restricted cash at September 30	$ 74,814	$ 46,505