Consolidated Statements of Cash Flows - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2020	Mar. 31, 2019
CASH FLOWS FROM OPERATING ACTIVITIES:
Income (loss) from continuing operations	$ (108,338)	$ 40,298
Income (loss) from discontinued operations, net of tax		259
Net income (loss)	(108,338)	40,557
Adjustments to reconcile net income to net cash provided by operating activities:
Stock-based compensation	10,530	11,096
Depreciation and amortization	5,441	5,587
Changes to value of life insurance policies	2,328	(1,771)
Deferred income taxes	(7,374)	(31,760)
Impairments	122,204
Other non-cash items	201	(74)
Changes in assets and liabilities, net of effect of acquisitions:
Accounts receivable	4,784	(3,936)
Inventories	(2,285)	(4,407)
Prepaid expenses and other current assets	1,724	3,443
Other assets	4,931	(2,882)
Accounts payable	132	1,346
Accrued expenses	(3,163)	8,531
Unearned revenues	(2,171)	825
Other long-term liabilities	(6,919)	(1,399)
Net cash provided by operating activities	22,025	25,156
CASH FLOWS FROM INVESTING ACTIVITIES:
Capital expenditures	(3,340)	(5,183)
Patents and other intangibles	(77)	86
Business acquisitions, net of cash acquired		311
Premiums on life insurance	(467)	(419)
Net cash used in investing activities	(3,884)	(5,205)
CASH FLOWS FROM FINANCING ACTIVITIES:
Repayment of debt borrowings	(20,000)	(32,000)
Proceeds from debt borrowings	17,000	37,000
Dividends paid	(11,111)	(24,374)
Repurchase of common shares	(1,238)	(487)
Other financing activities	6
Net cash used in financing activities	(15,343)	(19,861)
NET CHANGE IN CASH AND CASH EQUIVALENTS	2,798	90
CASH AND CASH EQUIVALENTS, beginning of period	11,092	13,116
CASH AND CASH EQUIVALENTS, end of period	13,890	13,206
Supplemental disclosures of cash flow information:
Cash payments for interest	4,523	4,795
Cash payments for income taxes	$ 3,117	$ 1,476