Consolidated Statements of Cash Flows (Unaudited) - USD ($) $ in Thousands	6 Months Ended
	Jun. 30, 2015	Jun. 30, 2014
Cash flows from operating activities
Net income	$ 25,546	$ 34,813
Adjustments to reconcile net income to net cash provided from operating activities:
Depreciation and amortization	20,633	17,399
Amortization of deferred financing charges	285	263
Deferred income tax (benefit) provision	135	(71)
Share-based compensation	1,585	1,975
Changes in assets and liabilities:
Increase in accounts receivable	(10,876)	(19,307)
Decrease in inventories	9,573	17,200
Decrease in other current assets	13,969	12,154
Decrease in accounts payable	(4,144)	(920)
(Decrease) increase in other current liabilities	(1,589)	2,543
Changes in other long-term assets and liabilities	135	1,978
Net cash provided from operating activities	55,252	68,027
Cash flows used for investing activities:
Capital expenditures	(14,146)	(14,722)
Net cash used for investing activities	(14,146)	(14,722)
Cash flows used for financing activities:
Proceeds from exercise of stock options	190	159
Long-term debt borrowings	110,000	0
Long-term debt repayments	(2,002)	(24,001)
Excess tax benefits from exercise of stock options	764	154
Common stock repurchases and restricted stock forfeitures	(86,248)	(6,381)
Dividends paid	(20,061)	(17,546)
Net cash provided from (used for) financing activities	2,643	(47,615)
Effect of Exchange Rate on Cash and Cash Equivalents	38	23
Net change in cash	43,787	5,713
Cash and cash equivalents at beginning of period	36,207	32,755
Cash and cash equivalents at end of period	$ 79,994	$ 38,468