Long-Term Debt Senior Subordinated Notes (Details) (USD $)	3 Months Ended
	Jun. 30, 2014	Mar. 31, 2014	Dec. 31, 2013	Sep. 30, 2013	Mar. 31, 2013	May 09, 2014	Feb. 21, 2014	Jan. 22, 2014	Oct. 18, 2013	Aug. 01, 2013	Mar. 08, 2013	Mar. 10, 2010
Debt Instrument [Line Items]
Net loss on extinguishments of long-term debt		$ 5,400,000			$ 3,900,000
Subordinated Debt [Member]
Debt Instrument [Line Items]
Long-term Debt, stated interest rate		12.535%
Debt, short-term and long-term		42,500,000	92,500,000
Senior Subordinated Notes, repurchased amount		50,000,000				42,500,000	20,000,000	30,000,000	155,000,000	324,000,000	50,000,000	28,500,000
Redemption Premium, percentage of par value						104.178%	104.178%		104.178%	106.268%	106.268%
Extinguishment of Debt, Fees Paid to Lenders						1,800,000	2,100,000		6,500,000	20,300,000	3,100,000
Write off of Deferred Debt Issuance Cost	400,000	600,000	2,000,000	4,300,000	800,000
Extinguishment of Debt, Accrued Interest Paid to Lenders						400,000	1,900,000		200,000	12,000,000	2,500,000
Net loss on extinguishments of long-term debt	2,200,000	2,700,000	8,500,000	24,600,000	3,900,000
IPO Proceeds [Member] | Subordinated Debt [Member]
Debt Instrument [Line Items]
Senior Subordinated Notes, repurchased amount										146,000,000
Term Loan Incremental Borrowings [Member] | Subordinated Debt [Member]
Debt Instrument [Line Items]
Senior Subordinated Notes, repurchased amount										$ 178,000,000