Annual report pursuant to Section 13 and 15(d)

Income Taxes (Details)

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Income Taxes (Details) - USD ($)
$ in Thousands
 3 Months Ended 12 Months Ended
Mar. 31, 2015
Dec. 31, 2014
Sep. 30, 2014
Jun. 30, 2014
Mar. 31, 2014
 [1]
Dec. 31, 2013
Sep. 30, 2013
Jun. 30, 2013
Mar. 31, 2015
Mar. 31, 2014
Mar. 31, 2013
Investments, Owned, Federal Income Tax Note [Line Items]                      
Income tax benefit (expense) $ (31) $ (72) $ (69) $ (29) $ (8,035) $ 38 $ 68 $ 19 $ (201) $ (7,910) [1],[2] $ 29,392
Domestic Tax Authority [Member]                      
Investments, Owned, Federal Income Tax Note [Line Items]                      
Current Federal Tax Expense (Benefit)                 0 6 0
Deferred Federal Income Tax Expense (Benefit)                 13 (6,683) [1] 24,578
Income tax benefit (expense)                 13 (6,677) [1] 24,578
State and Local Jurisdiction [Member]                      
Investments, Owned, Federal Income Tax Note [Line Items]                      
Income tax benefit (expense)                 (118) (1,156) [1] 4,799
Current State and Local Tax Expense (Benefit)                 (31) 433 2
Deferred State and Local Income Tax Expense (Benefit)                 (87) (1,589) [1] 4,797
Foreign Tax Authority [Member]                      
Investments, Owned, Federal Income Tax Note [Line Items]                      
Income tax benefit (expense)                 (96) (77) 15
Current Foreign Tax Expense (Benefit)                 31 56 (8)
Deferred Foreign Income Tax Expense (Benefit)                 $ (127) $ (133) $ 23
[1] See Note 1 for restatement information.
[2] Certain amounts have been adjusted to reflect measurement period adjustments related to the CSI acquisition (see Note 2).