Income Taxes (Details 20) - USD ($) $ in Thousands	12 Months Ended
Mar. 31, 2015	Mar. 31, 2014
Foreign Sub F Germany	$ 0	$ 251

The portion of the difference between total income tax expense or benefit as reported in the Income Statement and the expected income tax expense or benefit computed by applying the domestic federal statutory income tax rates to pretax income from continuing operations attributable to the repatriation of foreign earnings in the period.

No definition available.

Name:	clrx_ForeignSubFGermany
Namespace Prefix:	clrx_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration