Significant Accounting Policies Recently Adopted Accounting Pronouncements and Recent Accounting Pronouncements Not Yet Adopted (Details) - USD ($) $ in Thousands	Mar. 31, 2016	Mar. 31, 2015
New Accounting Pronouncements or Change in Accounting Principle [Line Items]
Deferred Tax Liabilities, Net, Current	$ 0	$ 6,356
Accounting Standards Update 2015-17 [Member]
New Accounting Pronouncements or Change in Accounting Principle [Line Items]
Deferred Tax Assets, Net, Current	16,284
Deferred Tax Liabilities, Net, Current	$ 4,236