Consolidated Balance Sheets (USD $) In Thousands, unless otherwise specified	Dec. 31, 2014	Dec. 31, 2013
CURRENT ASSETS:
Cash and cash equivalents	$ 30,560	$ 31,699
Accounts receivable, net of allowance of $812 in 2014 and $717 in 2013	43,513us-gaap_AccountsReceivableNetCurrent	52,247us-gaap_AccountsReceivableNetCurrent
Inventory	10,665us-gaap_InventoryNet	9,050us-gaap_InventoryNet
Prepaid supplies and other	11,898	9,730
Deferred income taxes	19,770us-gaap_DeferredTaxAssetsNetCurrent	13,957us-gaap_DeferredTaxAssetsNetCurrent
Disposal Group, Including Discontinued Operation, Property, Plant and Equipment, Current	715	2,995
TOTAL CURRENT ASSETS	117,121us-gaap_AssetsCurrent	119,678us-gaap_AssetsCurrent
Property and equipment, net	847,268us-gaap_PropertyPlantAndEquipmentNet	838,172us-gaap_PropertyPlantAndEquipmentNet
Other assets	28,230us-gaap_OtherAssetsNoncurrent	21,143us-gaap_OtherAssetsNoncurrent
Goodwill and acquired intangibles	39,010	39,291
Pension assets, net of obligations	0	14,855
Goodwill	34,395us-gaap_Goodwill	34,395us-gaap_Goodwill
TOTAL ASSETS	1,031,629us-gaap_Assets	1,033,139us-gaap_Assets
CURRENT LIABILITIES:
Accounts payable	40,608	34,818
Accrued salaries, wages and benefits	25,633	23,163
Accrued expenses	8,201us-gaap_AccruedLiabilitiesCurrent	9,695us-gaap_AccruedLiabilitiesCurrent
Current portion of debt obligations	24,344	23,721
Unearned revenue	12,914us-gaap_DeferredRevenueCurrent	8,733us-gaap_DeferredRevenueCurrent
TOTAL CURRENT LIABILITIES	111,700us-gaap_LiabilitiesCurrent	100,130us-gaap_LiabilitiesCurrent
Long term debt	319,750	360,794
Post-retirement obligations	92,050	30,638
Other liabilities	57,647us-gaap_OtherLiabilitiesNoncurrent	62,740us-gaap_OtherLiabilitiesNoncurrent
Deferred income taxes	102,993	109,869
TOTAL LIABILITIES	684,140us-gaap_Liabilities	664,171us-gaap_Liabilities
Commitments and contingencies (Note G)
STOCKHOLDERS’ EQUITY:
Preferred stock, 20,000,000 shares authorized, including 75,000 Series A Junior Participating Preferred Stock	0us-gaap_PreferredStockValue	0us-gaap_PreferredStockValue
Common stock, par value $0.01 per share; 75,000,000 shares authorized; 64,854,950 and 64,618,305 shares issued and outstanding in 2014 and 2013, respectively	649us-gaap_CommonStockValueOutstanding	646us-gaap_CommonStockValueOutstanding
Additional paid-in capital	526,669us-gaap_AdditionalPaidInCapital	524,953us-gaap_AdditionalPaidInCapital
Accumulated deficit	(96,953)	(126,813)
Accumulated other comprehensive loss	(82,876)	(29,818)
TOTAL STOCKHOLDERS’ EQUITY	347,489us-gaap_StockholdersEquity	368,968us-gaap_StockholdersEquity
TOTAL LIABILITIES AND STOCKHOLDERS’ EQUITY	$ 1,031,629	$ 1,033,139

Sum of the carrying values as of the balance sheet date of obligations incurred through that date and due within one year (or the operating cycle, if longer), including liabilities incurred (and for which invoices have typically been received) and payable to vendors for goods and services received, and other costs not separately disclosed in the balance sheet that are statutory in nature, are incurred on contractual obligations, or accumulate over time and for which invoices have not yet been received or will not be rendered.

No definition available.