Unaudited Condensed Consolidated Statement of Comprehensive Income (USD $) In Thousands, unless otherwise specified	3 Months Ended
	Mar. 31, 2012	Mar. 31, 2011
NET EARNINGS	$ 6,432	$ 2,764
Other Comprehensive Income:
Unrealized gain on derivative instruments, net of tax of $0 in 2012 and $229 in 2011	0	402
Reclassifications to net income:
Hedging gain realized, net of tax of $5 in 2012 and $9 in 2011	(9)	(16)
Pension actuarial loss, net of tax of $988 in 2012 and $246 in 2011	1,682	429
Post-retirement actuarial loss, net of tax of $40 in 2012 and $48 in 2011	68	84
Post-retirement negative prior service cost, net of tax of $513 in 2012 and $506 in 2011	(874)	(882)
Unrealized loss on derivative instruments, net of tax of $0 in 2012 and $1,427 in 2011	0	2,505
Total Other Comprehensive Income (Loss)	867	2,522
Total Comprehensive Income	$ 7,299	$ 5,286