Cash and Short-Term Investments - Schedule of Maturities (Details) $ in Thousands	Mar. 31, 2016 USD ($)
Investments, Debt and Equity Securities [Abstract]
Less than 1 year, Cost	$ 13,993
Mature in 1 - 2 years, Cost	33,227
Mature after 3 years, Cost	10,544
Mature after 5 years, Cost	763
Cost, Total	58,527
Less than 1 year, Fair Value	13,983
Mature in 1 - 2 years, Fair Value	33,328
Mature after 3 years, Fair Value	10,701
Mature after 5 years, Fair Value	768
Fair Value, Total	$ 58,780