Shareholders' Equity (Tables)

3 Months Ended

Mar. 31, 2018

Equity [Abstract]

Schedule of cash dividends declared per common share

Cash dividends declared and paid per common share for the three months ended March 31, 2018 and 2017, were as follows:

	Three months ended March 31,
	2018		2017
Cash dividends declared and paid per common share	$	0.60	$	0.58

Schedule of reconciliation of weighted average number of shares

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

	Three months ended March 31,
	2018	2017
Weighted average number of common shares outstanding	63,050	62,873
Director Plan and deferred stock units	166	145
ESOP	87	110
Common shares outstanding—basic	63,303	63,128
Dilutive effect of Omnibus Plan	1,916	1,005
Common and potential common shares outstanding—diluted	65,219	64,133

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, 2017	$	(42,442	)	$	(34	)	$	(3,153	)	$	(45,629	)
Reclassification to the statement of income	—			(125		)	85			(40		)
Change in fair value	10,978			4,654			—			15,632
Balance as of March 31, 2018	$	(31,464	)	$	4,495		$	(3,068	)	$	(30,037	)

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 months ended March 31, 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 March 31,
		2018			2017
Foreign currency contracts	Other expense, net	$	157		$	1,227
Foreign currency contracts	Cost of sales	(32		)	(404		)
Retirement benefit plan activity	Operating expenses	(85		)	—
Total		$	40		$	823