Intangible Assets, Net Intangible Assets, Net - Narrative (Details) - USD ($) $ in Thousands	Sep. 30, 2018	Jun. 30, 2018
Finite-Lived Intangible Assets [Line Items]
Intangible assets acquired in acquisition	$ 171,817
Paragon Medical Inc
Finite-Lived Intangible Assets [Line Items]
Intangible assets acquired in acquisition	163,500	$ 164,200
Bridgemedica, LLC
Finite-Lived Intangible Assets [Line Items]
Intangible assets acquired in acquisition	5,717
Southern California Technical Arts, Inc.
Finite-Lived Intangible Assets [Line Items]
Intangible assets acquired in acquisition	$ 1,900