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Employee Retirement Plans (Tables)
3 Months Ended
Jun. 30, 2017
Disclosure of Compensation Related Costs, Share-based Payments [Abstract]  
Schedule of Primary Components of Net Periodic Benefits
The primary components of Net Periodic Benefits consist of the following:
 
Period Ended
 (In thousands)
June 30, 2017
Interest cost
$
629

Expected return on assets
(726
)
Net periodic benefit cost (income)
$
(97
)