Shareholders' Equity (Tables)

9 Months Ended

Sep. 30, 2018

Equity [Abstract]

Schedule of cash dividends declared per common share

Cash dividends declared and paid per common share for the three and nine months ended September 30, 2018 and 2017, were as follows:

	Three months ended September 30,				Nine months ended September 30,
	2018		2017		2018		2017
Cash dividends declared and paid per common share	$	0.60	$	0.58	$	1.80	$	1.74

Schedule of reconciliation of weighted average number of shares

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

	Three months ended September 30,		Nine months ended September 30,
	2018	2017	2018	2017
Weighted average number of common shares outstanding	61,927	62,398	62,630	62,637
Director Plan and deferred stock units	181	161	175	154
ESOP	99	87	89	99
Common shares outstanding—basic	62,207	62,646	62,894	62,890
Dilutive effect of Omnibus Plan	1,339	1,239	1,656	1,052
Common and potential common shares outstanding—diluted	63,546	63,885	64,550	63,942

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

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

	Foreign Currency Items			Cash Flow Hedging Derivatives			Retirement Plan Activity			Accumulated Other Comprehensive Loss
Balance as of December 31, 2017	$	(42,442	)	$	(34	)	$	(3,153	)	$	(45,629	)
Reclassification to the statement of income	—			(7,141		)	196			(6,945		)
Change in fair value	(12,099		)	10,139			—			(1,960		)
Balance as of September 30, 2018	$	(54,541	)	$	2,964		$	(2,957	)	$	(54,534	)

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 statements of income for cash flow derivatives designated as hedging instruments for the three and nine months ended September 30, 2018 and 2017 (in thousands):

Derivatives in Cash Flow Hedging Relationships	Location of (Gain) Loss Reclassified from Accumulated Other Comprehensive Loss into Income	Three months ended September 30,						Nine months ended September 30,
		2018			2017			2018			2017
Foreign currency contracts	Other expense, net	$	4,587		$	(174	)	$	6,681		$	2,433
Foreign currency contracts	Cost of sales	(62		)	258			460			(178		)
Retirement benefit plan activity	Operating expenses	(66		)	—			(196		)	—
Total		$	4,459		$	84		$	6,945		$	2,255