Retirement Plans (Tables)

6 Months Ended

Jun. 30, 2016

Retirement Plans [Abstract]

Schedule Of Expenses For Retirement, Profit-Sharing Plans, Excess Benefit Plans And Other Similar Plans

Three months ended June 30,				Six months ended June 30,
2016		2015		2016		2015
$	5,861	$	2,991	$	6,387	$	7,178