v3.5.0.1

Senior Secured Notes Narrative and Redemption Schedule (Details) - USD ($) | 1 Months Ended | 2 Months Ended | 6 Months Ended | 9 Months Ended | 12 Months Ended |  |  |  |  |  |  |  |  |  |  |
--- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | ---
Jan. 31, 2015 | Dec. 15, 2013 | Jun. 15, 2014 | Dec. 31, 2014 | Mar. 31, 2016 | Mar. 31, 2015 | Mar. 31, 2014 | Mar. 21, 2016 | Mar. 18, 2016 | May 05, 2015 | Jan. 20, 2015 | Sep. 08, 2014 | Aug. 13, 2014 | Aug. 12, 2014 | Feb. 28, 2014 | Oct. 02, 2013 | Jun. 30, 2011 | Dec. 31, 2010
Debt Redemption Percentage |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Consent Fee Percentage |  |  |  |  | 1.00% |  |  |  |  |  |  |  |  |  |  |  |  |
Debt Instrument, Repurchased Face Amount |  |  |  |  |  |  |  |  |  |  |  |  |  |  | $ 2,300,000 |  | $ 20,000,000 |
Paid-in-Kind Interest |  |  |  |  | $ 0 | $ 4,809,000 | $ 1,912,000 |  |  |  |  |  |  |  |  |  |  |
Payment of Deferred Consent Fees |  |  |  |  | 2,700,000 |  |  |  |  |  |  |  |  |  |  |  |  |
Second Lien Notes |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Debt Redemption Percentage |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Interest rate per annum |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 10.00% |  |
Debt Instrument, Exchange Amount |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | $ 94,300,000 |  |
Senior Secured Notes |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Debt Redemption Percentage |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Debt Instrument, Face Amount |  |  |  |  | 378,718,000 | 309,569,000 |  |  |  |  |  |  |  |  |  |  |  |
Debt Instrument, Repurchased Face Amount |  |  |  |  |  | 56,100,000 |  |  |  |  |  |  |  |  |  |  |  |
Debt Instrument, Exchange Amount |  |  |  |  |  |  |  |  |  |  |  | $ 121,100,000 |  |  |  |  |  |
Senior Secured Notes | First Lien Notes |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Debt Redemption Percentage |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Debt Instrument, Face Amount |  |  |  |  | $ 214,277,000 | 275,175,000 |  |  | $ 266,100,000 |  |  |  |  | $ 218,200,000 |  |  |  | $ 385,000,000.0
Interest rate per annum |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 11.50%
Debt Instrument, Repurchased Face Amount |  |  |  |  |  | 55,500,000 |  |  |  | $ 2,000,000 |  |  |  |  |  |  |  |
Redemption price |  |  |  |  | 105.90% |  |  |  |  |  |  |  |  |  |  |  |  |
Debt Instrument, Exchange Amount |  |  |  |  |  |  |  | $ 58,900,000 |  |  | $ 32,000,000 |  |  |  |  |  |  |
Senior Secured Notes | First Lien Notes | 12-month period beginning on December 15, 2015 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Debt Redemption Percentage |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Redemption price |  |  |  | 102.875% |  |  |  |  |  |  |  |  |  |  |  |  |  |
Senior Secured Notes | First Lien Notes | 12-month period beginning on December 15, 2016 and Thereafter |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Debt Redemption Percentage |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Redemption price |  |  |  | 100.00% |  |  |  |  |  |  |  |  |  |  |  |  |  |
Senior Secured Notes | Second Lien Notes |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Debt Redemption Percentage |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Debt Instrument, Face Amount |  |  |  |  | $ 0 | 2,198,000 |  |  |  |  |  |  |  | 7,800,000 |  |  |  | $ 104,900,000.0
Interest rate per annum |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 13.50%
Debt Instrument, Repurchased Face Amount |  |  |  |  | $ 2,200,000 | 600,000 |  |  |  |  |  |  |  |  |  |  |  |
Redemption price |  |  |  |  | 103.40% |  |  |  |  |  |  |  |  |  |  |  |  |
Debt Instrument, Exchange Amount |  |  |  |  |  |  |  |  |  |  |  | 7,800,000 |  |  |  |  |  |
Senior Secured Notes | New Second Lien Notes |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Debt Redemption Percentage |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Debt Instrument, Face Amount |  |  |  |  | $ 198,575,000 | $ 39,024,000 |  | 159,600,000 | $ 39,000,000 |  |  |  |  |  |  |  |  |
Interest rate per annum |  |  |  |  |  |  |  |  |  |  | 7.00% |  |  |  |  |  |  |
Redemption price | 107.00% |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Debt Instrument, Exchange Amount |  |  |  |  |  |  |  | 76,000,000 |  |  | $ 39,000,000 |  |  |  |  |  |  |
Debt Instrument, Redemption Price, Percentage of Principal Amount Redeemed | 35.00% |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Debt Instrument, Redemption Price, Percentage of Principal Amount Not Redeemed | 65.00% |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Senior Secured Notes | New Second Lien Notes | 12-month period beginning on December 15, 2013 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Debt Redemption Percentage |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Redemption price |  |  |  | 107.00% |  |  |  |  |  |  |  |  |  |  |  |  |  |
Senior Secured Notes | New Second Lien Notes | 12-month period beginning on December 15, 2014 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Debt Redemption Percentage |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Redemption price |  |  |  | 103.50% |  |  |  |  |  |  |  |  |  |  |  |  |  |
Senior Secured Notes | New Second Lien Notes | Debt Instrument, Redemption, Period One [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Debt Redemption Percentage |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Redemption price |  |  |  | 100.00% |  |  |  |  |  |  |  |  |  |  |  |  |  |
Senior Secured Notes | Second Lien PIK Notes |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Debt Redemption Percentage |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Debt Instrument, Face Amount |  |  |  |  |  |  |  |  |  |  |  |  | $ 12,300,000 | $ 101,000,000 |  |  |  |
Interest rate per annum |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 10.00% |  |
Debt Instrument, Exchange Amount |  |  |  |  |  |  |  |  |  |  |  | $ 113,300,000 |  |  |  |  |  |
Paid-in-Kind Interest |  | $ 1,900,000 | $ 4,800,000 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Equity Distribution [Member] | Senior Secured Notes | New Second Lien Notes |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Debt Redemption Percentage |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Debt Instrument, Face Amount |  |  |  |  |  |  |  | 76,200,000 |  |  |  |  |  |  |  |  |  |
Investors |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Debt Redemption Percentage |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Payment of Deferred Consent Fees |  |  |  |  | $ 2,500,000 |  |  |  |  |  |  |  |  |  |  |  |  |
Investors | Senior Secured Notes | New Second Lien Notes |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Debt Redemption Percentage |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Debt Instrument, Face Amount |  |  |  |  |  |  |  | 68,800,000 |  |  |  |  |  |  |  |  |  |
Related Party | Senior Secured Notes | New Second Lien Notes |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Debt Redemption Percentage |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Debt Instrument, Face Amount |  |  |  |  |  |  |  | 7,400,000 |  |  |  |  |  |  |  |  |  |
Cash Proceeds [Member] | Senior Secured Notes | New Second Lien Notes |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Debt Redemption Percentage |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Debt Instrument, Face Amount |  |  |  |  |  |  |  | $ 7,300,000 |  |  |  |  |  |  |  |  |  |

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