Shareholders' Equity (Tables)

12 Months Ended

Dec. 31, 2017

Disclosure Shareholders Equity [Abstract]

Schedule of share repurchases

The Company has made the following share repurchases (in thousands):

	For the Years Ended December 31,
	2017		2016		2015
Total number of shares repurchased and retired	1,028		2,908		2,179
Total investment	$	90,461	$	245,816	$	293,616

Schedule of cash dividends declared per common share

Dividends. Quarterly and total year cash dividends declared per common share for the year ended December 31, 2017 and 2016 were as follows:

	For the Years Ended December 31,
	2017		2016
Quarterly dividend declared and paid per common share	$	0.58	$	0.55
Total dividends declared and paid per common share	$	2.32	$	2.20

Schedule of reconciliation of weighted average number of shares

A reconciliation of these amounts is as follows (in thousands):

	For the Years Ended December 31,
	2017	2016	2015
Weighted average number of common shares outstanding	62,668	64,033	65,719
Director Plan and deferred stock units	157	162	210
ESOP	91	101	91
Common shares outstanding—basic	62,916	64,296	66,020
Dilutive effect of restricted stock awards	384	150	255
Dilutive effect of stock option awards	880	712	1,209
Common and potential common shares outstanding—diluted	64,180	65,158	67,484

Schedule of changes in accumulated other comprehensive income (loss) balances

Changes in the accumulated other comprehensive loss balance is as follows (in thousands):

	Foreign Currency Items			Cash Flow Hedging Derivatives			Retirement Benefit Plan Activity			Accumulated Other Comprehensive Loss
Balance as of December 31, 2016	$	(84,133	)	$	296		—			$	(83,837	)
Reclassification to the income statement	—			(1,565		)	—			(1,565		)
Change in fair value	41,691			1,235			$	(3,153	)	39,773
Balance as of December 31, 2017	$	(42,442	)	$	(34	)	$	(3,153	)	$	(45,629	)

Schedule of gains and losses, net of tax, reclassified from accumulated other comprehensive income into the income statement for cash flow derivatives designated as hedging instruments

The table below provides data about the amount of gains and losses, net of tax, reclassified from accumulated other comprehensive loss into the income statement for cash flow derivatives designated as hedging instruments for the year ended December 31, 2017 and 2016 (in thousands):

Derivatives in Cash Flow Hedging Relationships	Location of Gain Reclassified from Accumulated OCI into Income	For the Years Ended December 31,
		2017		2016
Foreign currency contracts	Other expense, net	$	1,410	$	1,325
Foreign currency contracts	Cost of sales	155		3,318
Total		$	1,565	$	4,643