Consolidated Statements of Cash Flows (USD $) In Thousands, unless otherwise specified	6 Months Ended
	Jun. 30, 2014	Jun. 30, 2013
OPERATING ACTIVITIES:
Net earnings from continuing operations	$ 15,820	$ 15,416
Net earnings (loss) from discontinued operations	422	(2)
Adjustments to reconcile net earnings to net cash provided by operating activities:
Depreciation and amortization	52,121	42,685
Pension and post-retirement	(1,585)	3,530
Deferred income taxes	9,047	9,111
Amortization of stock-based compensation	1,286	1,275
Amortization of DHL promissory note	(3,100)	(3,100)
Net gain on derivative instruments	(330)	(742)
Changes in assets and liabilities:
Accounts receivable	(4,619)	4,023
Inventory and prepaid supplies	(3,713)	1,689
Accounts payable	(976)	(2,243)
Unearned revenue	(2,334)	(3,079)
Accrued expenses, salaries, wages, benefits and other liabilities	96	(2,964)
Pension and post-retirement assets	(4,660)	(15,239)
Other	(2,041)	(2,329)
NET CASH PROVIDED BY OPERATING ACTIVITIES	55,434	48,031
INVESTING ACTIVITIES:
Capital expenditures	(23,508)	(72,841)
Proceeds from property and equipment	1,404	1,310
Investment in non-controlling affiliate	(15,000)	0
NET CASH (USED IN) INVESTING ACTIVITIES	(37,104)	(71,531)
FINANCING ACTIVITIES:
Principal payments on long term obligations	(44,285)	(32,625)
Proceeds from borrowings	15,000	60,000
Reimbursement of Hanger Construction Costs	3,019	1,615
NET CASH (USED IN) PROVIDED BY FINANCING ACTIVITIES	(26,266)	28,990
NET (DECREASE) INCREASE IN CASH AND CASH EQUIVALENTS	(7,936)	5,490
CASH AND CASH EQUIVALENTS AT BEGINNING OF YEAR	31,699	15,442
CASH AND CASH EQUIVALENTS AT END OF PERIOD	23,763	20,932
SUPPLEMENTAL CASH FLOW INFORMATION:
Interest paid, net of amount capitalized	7,118	6,417
Federal alternative minimum and state income taxes paid	565	666
SUPPLEMENTAL NON-CASH INFORMATION:
Debt extinguished	3,100	3,100
Accrued capital expenditures	$ 1,184	$ 9,947