Consolidated Statements of Cash Flows - USD ($) $ in Thousands	6 Months Ended
	Jun. 30, 2019	Jun. 30, 2018
CASH FLOWS FROM OPERATING ACTIVITIES:
Income from continuing operations	$ 59,784	$ 49,056
Income (loss) from discontinued operations, net of tax	8,230	(674)
Net income	68,014	48,382
Adjustments to reconcile net income to net cash provided by operating activities:
Stock-based compensation	14,341	12,392
Depreciation and amortization	11,373	11,686
Changes to value of life insurance policies	(2,219)	(1,426)
Deferred income taxes	(35,116)	397
Gain on sale of business	(1,154)
Gain on sale of discontinued operations	(8,808)
Other non-cash items	292	494
Changes in assets and liabilities, net of effect of acquisitions:
Accounts receivable	(6,321)	(5,425)
Inventories	(2,915)	(7,113)
Prepaid expenses and other current assets	3,484	(4,067)
Other assets	(2,284)	457
Accounts payable	947	3,440
Accrued expenses	11,647	(5,830)
Unearned revenues	(4,824)	203
Other long-term liabilities	(4,221)	(3,507)
Net cash provided by operating activities	42,236	50,083
CASH FLOWS FROM INVESTING ACTIVITIES:
Capital expenditures	(12,230)	(11,915)
Patents and other intangibles	105	(878)
Proceeds from sale of assets	440	199
Proceeds from sale of business	2,980
Proceeds from sale of discontinued operations	16,642
Premiums on life insurance	(883)	(720)
Net cash provided by (used in) investing activities	7,054	(13,314)
CASH FLOWS FROM FINANCING ACTIVITIES:
Repayment of debt borrowings	(68,000)	(57,000)
Proceeds from debt borrowings	68,000	73,000
Debt financing costs		(1,553)
Dividends paid	(48,769)	(48,635)
Repurchase of common shares	(1,091)	(3,960)
Net cash used in financing activities	(49,860)	(38,148)
NET CHANGE IN CASH AND CASH EQUIVALENTS	(570)	(1,379)
CASH AND CASH EQUIVALENTS, beginning of period	13,116	14,400
CASH AND CASH EQUIVALENTS, end of period	12,546	13,021
Supplemental disclosures of cash flow information:
Cash payments for interest	6,786	5,572
Cash payments for income taxes	$ 7,269	$ 11,344