Quarterly report pursuant to Section 13 or 15(d)

Accumulated Other Comprehensive Income, Reclassifications of of AOCI (Details)

v3.4.0.3
Accumulated Other Comprehensive Income, Reclassifications of of AOCI (Details) - USD ($)
$ in Thousands
 3 Months Ended 6 Months Ended
Mar. 31, 2016
Mar. 31, 2015
Mar. 31, 2016
Mar. 31, 2015
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items]        
Interest expense $ (6,049) $ (4,934) $ (11,889) $ (10,267)
Income before income taxes 20,429 12,922 26,454 32,141
Tax provision (benefit) 6,163 4,095 7,685 9,069
Net income 14,266 8,827 18,769 23,072
Post-retirement Benefit Plans [Member] | Reclassification out of Accumulated Other Comprehensive Income [Member]        
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items]        
Prior service (cost) credit [1] 95 94 190 188
Actuarial losses [1] (1,866) (1,564) (3,732) (3,128)
Income before income taxes [2] (1,771) (1,470) (3,542) (2,940)
Tax provision (benefit) (713) (505) (1,382) (1,050)
Net income (1,058) (965) (2,160) (1,890)
Derivatives [Member] | Reclassification out of Accumulated Other Comprehensive Income [Member]        
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items]        
Interest expense (746) (996) (1,576) (2,073)
Income before income taxes [2] (746) (996) (1,576) (2,073)
Tax provision (benefit) (291) (388) (615) (808)
Net income $ (455) $ (608) $ (961) $ (1,265)
[1] Amounts are included in the computation of pension and other postretirement benefit expense, which is reported in both cost of goods sold and selling and administrative expenses. For additional information, see Note 8.
[2] For pre-tax items, positive amounts represent income and negative amounts represent expense.