XML 39 R40.htm IDEA: XBRL DOCUMENT v2.4.0.8
Pension Plans and Other Postretirement Benefits (Details) (USD $)
In Thousands, unless otherwise specified
 3 Months Ended 6 Months Ended
Jun. 30, 2014
Jun. 30, 2013
Jun. 30, 2014
Jun. 30, 2013
Defined Benefit Plan [Member]
        
Service cost:        
Benefit accrual $ 0 $ 0 $ 0 $ 0
Other expenses 90 90 180 180
Interest cost 419 343 839 685
Expected return on plan assets (600) (559) (1,201) (1,119)
Settlement loss 190 229 379 487
Amortization of:        
Prior service cost 0 0 0 0
Actuarial loss 343 400 686 801
Net periodic pension expense 442 503 883 1,034
Supplemental Defined Benefit Plans [Member]
        
Service cost:        
Benefit accrual 0 0 0 0
Other expenses 0 0 0 0
Interest cost 179 153 358 307
Expected return on plan assets 0 0 0 0
Settlement loss 0 0 0 0
Amortization of:        
Prior service cost 0 32 0 63
Actuarial loss 40 51 79 102
Net periodic pension expense $ 219 $ 236 $ 437 $ 472