v3.5.0.1
Nature of the Business (Details)
3 Months Ended 12 Months Ended 39 Months Ended
Sep. 08, 2014
USD ($)
Mar. 31, 2017
USD ($)
Mar. 31, 2016
USD ($)
publication
Jun. 30, 2018
USD ($)
Mar. 21, 2016
USD ($)
Mar. 18, 2016
USD ($)
May 05, 2015
USD ($)
Mar. 31, 2015
USD ($)
Jan. 30, 2015
USD ($)
Jan. 20, 2015
USD ($)
Nov. 07, 2014
USD ($)
Aug. 13, 2014
USD ($)
Aug. 12, 2014
USD ($)
Mar. 31, 2014
USD ($)
Feb. 28, 2014
USD ($)
Oct. 02, 2013
USD ($)
Mar. 31, 2013
USD ($)
Jun. 30, 2011
USD ($)
Dec. 31, 2010
USD ($)
Variable Interest Entity [Line Items]                                      
Revolving credit facility     $ 15,200,000         $ 14,700,000                      
Line of Credit Facility, Maximum Borrowing Capacity                 $ 35,000,000                   $ 40,000,000
Number of published pubication | publication     10                                
Disposal Group, Including Discontinued Operation, Consideration                 $ 60,000,000   $ 3,000,000                
Long-term Debt     $ 393,900,000                                
Cash and cash equivalents     1,386,000         3,452,000           $ 3,030,000     $ 2,358,000    
Available borrowing capacity     15,400,000                                
Debt Instrument, Repurchased Face Amount                             $ 2,300,000     $ 20,000,000  
Subsequent Event                                      
Variable Interest Entity [Line Items]                                      
Business Combination, Contingent Consideration Arrangements, Change in Amount of Contingent Consideration, Asset       $ 60,000,000                              
Interest Expense   $ 40,200,000                                  
Senior Secured Notes                                      
Variable Interest Entity [Line Items]                                      
Senior Notes, Noncurrent     378,718,000         309,569,000                      
Debt Instrument, Exchange Amount $ 121,100,000                                    
Accrued Interest, Exchange Amount 2,900,000                                    
Debt Instrument, Repurchased Face Amount               56,100,000                      
Revolving Credit Facility                                      
Variable Interest Entity [Line Items]                                      
Line of Credit Facility, Amount Outstanding     15,200,000                                
First Lien Notes | Senior Secured Notes                                      
Variable Interest Entity [Line Items]                                      
Senior Notes, Noncurrent     214,277,000     $ 266,100,000   275,175,000         $ 218,200,000           $ 385,000,000.0
Debt Instrument, Exchange Amount         $ 58,900,000         $ 32,000,000                  
Debt Instrument, Interest Rate, Stated Percentage                                     11.50%
Debt Instrument, Repurchased Face Amount             $ 2,000,000 55,500,000                      
Second Lien Notes                                      
Variable Interest Entity [Line Items]                                      
Debt Instrument, Exchange Amount                               $ 94,300,000      
Debt Instrument, Interest Rate, Stated Percentage                               10.00%      
Second Lien Notes | Senior Secured Notes                                      
Variable Interest Entity [Line Items]                                      
Senior Notes, Noncurrent     0         2,198,000         7,800,000           $ 104,900,000.0
Debt Instrument, Exchange Amount 7,800,000                                    
Debt Instrument, Interest Rate, Stated Percentage                                     13.50%
Debt Instrument, Repurchased Face Amount     2,200,000         600,000                      
Second Lien PIK Notes | Senior Secured Notes                                      
Variable Interest Entity [Line Items]                                      
Senior Notes, Noncurrent                       $ 12,300,000 $ 101,000,000            
Debt Instrument, Exchange Amount $ 113,300,000                                    
Debt Instrument, Interest Rate, Stated Percentage                               10.00%      
New Second Lien Notes | Senior Secured Notes                                      
Variable Interest Entity [Line Items]                                      
Senior Notes, Noncurrent     $ 198,575,000   159,600,000 $ 39,000,000   $ 39,024,000                      
Debt Instrument, Exchange Amount         $ 76,000,000         $ 39,000,000                  
Debt Instrument, Interest Rate, Stated Percentage                   7.00%