2014 Financing Transactions (Details) (USD $)	0 Months Ended	12 Months Ended					0 Months Ended			0 Months Ended	1 Months Ended	0 Months Ended								12 Months Ended			0 Months Ended							12 Months Ended			0 Months Ended	12 Months Ended			0 Months Ended	12 Months Ended			0 Months Ended													12 Months Ended		0 Months Ended				0 Months Ended					0 Months Ended	12 Months Ended				0 Months Ended							0 Months Ended
	Nov. 30, 2011	Dec. 31, 2013	Dec. 31, 2012	Dec. 31, 2011	Dec. 31, 2013 A&R CDA [Member]	Dec. 31, 2012 A&R CDA [Member]	Sep. 16, 2011 Senior A Notes [Member]	Sep. 16, 2011 Senior B Notes [Domain]	Jul. 22, 2011 Senior B Notes [Domain]	Jul. 22, 2011 ABS Facility [Member]	Jul. 22, 2010 ABS Facility [Member]	Jul. 22, 2011 Restructured Contribution Deferral Agreement [Member]	Jul. 22, 2011 Restructured Contribution Deferral Agreement [Member] Central States Pension Plan [Member]	Dec. 31, 2013 Senior Notes [Member] 6% convertible senior notes [Domain]	Dec. 31, 2012 Senior Notes [Member] 6% convertible senior notes [Domain]	Feb. 11, 2010 Senior Notes [Member] 6% convertible senior notes [Domain]	Dec. 31, 2013 Senior Notes [Member] Senior A Notes [Member]	Dec. 31, 2012 Senior Notes [Member] Senior A Notes [Member]	Jul. 22, 2011 Senior Notes [Member] Senior A Notes [Member]	Dec. 31, 2013 Senior Notes [Member] Senior B Notes [Domain]	Dec. 31, 2012 Senior Notes [Member] Senior B Notes [Domain]	Jul. 22, 2011 Senior Notes [Member] Senior B Notes [Domain]	Jul. 22, 2011 Restructured Credit Agreement [Member]	Dec. 31, 2013 Restructured Term Loan [Member]	Dec. 31, 2012 Restructured Term Loan [Member]	Jul. 22, 2011 Restructured Term Loan [Member]	Dec. 31, 2013 Restructured Term Loan [Member] Amended And Restated Credit Agreement [Member]	Jul. 22, 2011 Letter of Credit [Member]	Dec. 31, 2013 Letter of Credit [Member] Amended And Restated Credit Agreement [Member]	Dec. 31, 2013 Preferred Stock [Member]	Dec. 31, 2012 Preferred Stock [Member]	Dec. 31, 2011 Preferred Stock [Member]	Jul. 22, 2011 Series B Preferred Stock [Member]	Dec. 31, 2013 Series B Preferred Stock [Member]	Dec. 31, 2012 Series B Preferred Stock [Member]	Dec. 31, 2011 Series B Preferred Stock [Member]	Jul. 22, 2011 Common Stock [Member]	Dec. 31, 2013 Common Stock [Member]	Dec. 31, 2012 Common Stock [Member]	Dec. 31, 2011 Common Stock [Member]	Jul. 22, 2011 Series A Preferred Stock [Member]	Jul. 22, 2011 Teamster National 401K Savings Plan [Member] Series B Preferred Stock [Member]	Sep. 16, 2011 Teamster National 401K Savings Plan [Member] Common Stock [Member]	Jul. 22, 2011 Teamster National 401K Savings Plan [Member] Common Stock [Member]	Sep. 16, 2011 Fair Value, Inputs, Level 3 [Member] Senior A Notes [Member]	Jul. 22, 2011 Fair Value, Inputs, Level 3 [Member] Senior A Notes [Member]	Sep. 16, 2011 Fair Value, Inputs, Level 3 [Member] Senior B Notes [Domain]	Jul. 22, 2011 Fair Value, Inputs, Level 3 [Member] Senior B Notes [Domain]	Jul. 22, 2011 Restructured Credit Agreement [Member]	Jul. 22, 2011 Senior B Notes [Domain]	Jul. 22, 2011 Senior A Notes [Member]	Jul. 22, 2011 Contribution Deferral Agreement [Member]	Aug. 05, 2014 2014 Financing [Member] Series A Note [Member]	Dec. 31, 2013 Alternate Base Rate [Member] Restructured Term Loan [Member] Amended And Restated Credit Agreement [Member]	Dec. 31, 2013 LIBOR Rate [Member] Restructured Term Loan [Member] Amended And Restated Credit Agreement [Member]	Feb. 13, 2014 Subsequent Event [Member]	Jan. 31, 2014 Subsequent Event [Member]	Feb. 13, 2014 Subsequent Event [Member] Secured CDA [Domain]	Dec. 31, 2013 Subsequent Event [Member] A&R CDA [Member]	Feb. 13, 2014 Subsequent Event [Member] 2014 ABL Facility Credit Agreement [Member] [Member]	Feb. 13, 2014 Subsequent Event [Member] Senior B Notes [Domain]	Feb. 13, 2014 Subsequent Event [Member] Line of Credit [Member] 2014 ABL Facility Credit Agreement [Member] [Member]	Feb. 13, 2014 Subsequent Event [Member] Senior Notes [Member] Senior B Notes [Domain]	Jan. 31, 2014 Subsequent Event [Member] Senior Notes [Member] Senior B Notes [Domain]	Feb. 13, 2014 Subsequent Event [Member] Senior Notes [Member] Unsecured CDA [Domain]	Dec. 31, 2013 Subsequent Event [Member] 2014 ABL Facility Credit Agreement [Member] [Member]	Feb. 13, 2014 Subsequent Event [Member] 2014 ABL Facility Credit Agreement [Member] [Member] 2014 Financing [Member]	Dec. 31, 2013 Subsequent Event [Member] Letter of Credit [Member] Amended And Restated Credit Agreement [Member]	Feb. 13, 2014 Subsequent Event [Member] Senior B Notes [Domain] 2014 Financing [Member]	Jan. 31, 2014 Subsequent Event [Member] Preferred Stock [Member]	Jan. 31, 2014 Subsequent Event [Member] Common Stock [Member]	Feb. 13, 2014 Subsequent Event [Member] 2014 Financing [Member]	Aug. 05, 2014 Subsequent Event [Member] 2014 Financing [Member] Series A Note [Member]	Jan. 31, 2014 Subsequent Event [Member] 2014 Financing [Member] Series A Note [Member]	Feb. 13, 2014 Subsequent Event [Member] Alternate Base Rate [Member] Senior B Notes [Domain] 2014 Financing [Member]	Feb. 13, 2014 Subsequent Event [Member] LIBOR Rate [Member] Senior B Notes [Domain] 2014 Financing [Member]	Feb. 13, 2014 Subsequent Event [Member] Higher of London Interbank Offer Rate or 1.00% [Member] Senior B Notes [Domain] 2014 Financing [Member]	Feb. 13, 2014 Subsequent Event [Member] Prime Rate [Member] Senior B Notes [Domain] 2014 Financing [Member]	Feb. 13, 2014 Subsequent Event [Member] One Month LIBOR [Member] Senior B Notes [Domain] 2014 Financing [Member]	Feb. 13, 2014 Subsequent Event [Member] Maximum [Member]	Feb. 13, 2014 Subsequent Event [Member] Maximum [Member] 2014 ABL Facility Credit Agreement [Member] [Member]	Feb. 13, 2014 Subsequent Event [Member] Maximum [Member] Senior B Notes [Domain]	Feb. 13, 2014 Subsequent Event [Member] Minimum [Member] 2014 ABL Facility Credit Agreement [Member] [Member]	Feb. 13, 2014 Subsequent Event [Member] Minimum [Member] Senior B Notes [Domain]
Debt Instrument [Line Items]
Gains (Losses) on Extinguishment of Debt, Expected																																																								$ 15,000,000
Payments of Financing Costs																																																								40,000,000
Capitalized Financing Costs																																																								25,000,000
Payments of Stock Issuance Costs		0	0	1,500,000																																																				15,000,000
Long-term Debt		1,363,400,000	1,375,400,000		124,000,000	125,400,000								68,300,000	63,100,000		160,000,000	133,400,000		58,700,000	66,100,000			335,800,000	366,300,000																																	51,000,000	124,000,000						73,000,000
Basis spread on variable rate																																																						6.00%												2.50%									6.00%		7.00%	0.50%	1.00%
Prepayment percent of excess cash flow																																																													50.00%
Debt Instrument, Covenant, Mandatory Prepayment Terms, Percentage of Excess Cash Flow, Ratio Range Between 3.00 and 3.50 to 1.00																																																													25.00%
Debt Instrument, Total Leverage Ratio																																																																																		3.00		3.50
Debt Instrument, Covenant, Mandatory Prepayment Terms, Percentage of Excess Cash Flow When Ratio is Less or Equal 3.00 to 1.00																																																													0.00%
Debt Instrument, Covenant, Mandatory Prepayment Terms, Percentage of Net Cash Proceeds from All Sales																																																													100.00%
Prepayment percent of cash proceeds from debt issuance																																																													100.00%
Debt Instrument, Covenant, Events of Default, Final Unpaid Judgment Against Term Guarantors																																																																																	30,000,000	30,000,000
Debt Instrument, Covenant, Events of Default, Cross Default																																																																																			30,000,000	30,000,000
Aggregate principal converted																				29,100,000																																											50,600,000		50,600,000
Issuance of stock																														0	0	0	3,700,000	0	0	5,000,000		1,929,000	1,112,000	478,000	1.0	1,300,000																												583,334	14,333,334
Common stock shares converted from preferred																																		0	0	5,000,000	4,600,000	0	0	6,210,000			1,600,000.0	1,600,000
Principal amount issued																70,000,000			140,000,000.0			100,000,000.0				307,400,000	307,400,000																																								450,000,000		700,000,000
Right to increase New Term Loan																																																																																250,000,000
Maximum Total Leverage Ratio, June 30, 2014																																																													3.25
Variable rate basis, option two, minimum variable rate basis																																																							3.50%																					1.00%
Preferred stock estimated fair value																																	43,200,000
Maximum borrowing capacity																												437,000,000	437,000,000
Aggregate principal amount																																																	305,000,000
Reverse stock split, conversion ratio	0.003333			0.003333
Conversion feature embedded in notes																																													26,500,000	12,400,000	106,800,000	41,700,000
Fair value adjustment of derivative liabilities		0	0	79,200,000			14,100,000	65,100,000
Professional fees																							15,600,000																											1,600,000	14,000,000	3,800,000
Accrued interest forgiven by the lenders										11,300,000
Deferred commitment fees										15,000,000
Write-off of unamortized deferred debt costs										1,200,000
Gain on extinguishment of debt		0	0	(25,800,000)							(25,100,000)
Unamortized debt issuance expense									2,100,000	5,200,000
Accrued interest converted to principal												4,500,000
Principal amount outstanding percentage													64.30%
Interest rate													7.50%	6.00%	6.00%		10.00%	10.00%		10.00%	10.00%			10.00%	10.00%		10.00%
Proceeds from Issuance or Sale of Equity																																																									250,000,000
Sources of Funds																																																																								174,600,000
Non Cash Uses of Funds																																																																								174,600,000
Borrowing base percent of net eligible receivables																																																														85.00%
Borrowing Base, Percent Of Borrowing Base Cash																																																														100.00%
Borrowing Base, Percent Of Deferred Revenue Liability																																																														85.00%
Uncommitted Accordion																																																												100,000,000
Repayment of long-term debt		9,200,000	25,600,000	46,700,000																																																	89,600,000																					90,900,000
Future Repayments of Series A Notes																																																																									89,600,000	89,600,000
Conversion price, future period																	$ 34.0059			$ 18.5334																																												$ 15.00
Debt Instrument, Covenant, liquidity																																																																																			100,000,000
Debt Instrument, Covenant, availability																																																																																			67,500,000
Debt Instrument, Consolidated Fixed Coverage Ratio																																																														1.10																					1.10
Debt Instrument, Covenant, Percent Of Collateral Line Cap																																																														10.00%
Letters of Credit Outstanding, Amount																																																																				$ 364,600,000
Number of Consecutive Calendar Days 10 Percent of Collateral Cap is Maintained Available																																																														30 days