Share Based Awards (Details 2) (USD $)	9 Months Ended
	Dec. 31, 2013
Summary of stock options granted
Number of Share Granted	469,000
Exercise Price Granted (in usd per share)	$ 17.68
Exercise of option grants	5 years	[1]
Option Grants Expires	Nov. 05, 2020
Two Thousand Five Stock Options Plan [Member] | August 15, 2013 [Member]
Summary of stock options granted
Option Grant Date	August 15, 2013
Number of Share Granted	85,000
Exercise Price Granted (in usd per share)	$ 20.85
Exercise of option grants	5 years	[1]
Option Grants Expires	Aug. 15, 2021
Two Thousand Five Stock Options Plan [Member] | July 30, 2013 [Member]
Summary of stock options granted
Option Grant Date	July 30, 2013
Number of Share Granted	28,000
Exercise Price Granted (in usd per share)	$ 22.59
Exercise of option grants	5 years	[1]
Option Grants Expires	Jul. 30, 2021
Two Thousand Five Stock Options Plan [Member] | May 29, 2013 [Member]
Summary of stock options granted
Option Grant Date	May 29, 2013
Number of Share Granted	356,000
Exercise Price Granted (in usd per share)	$ 17.95
Exercise of option grants	5 years	[1]
Option Grants Expires	May 29, 2021
Two Thousand Five Stock Options Plan [Member] | November 5, 2012 [Member]
Summary of stock options granted
Option Grant Date	November 5, 2012
Number of Share Granted	5,000
Two Thousand Five Stock Options Plan [Member] | September 25, 2012 [Member]
Summary of stock options granted
Option Grant Date	September 25, 2012
Number of Share Granted	20,000
Exercise Price Granted (in usd per share)	$ 18.42
Exercise of option grants	5 years	[1]
Option Grants Expires	Sep. 25, 2020
Two Thousand Five Stock Options Plan [Member] | Fiscal year 2013 option grants [Member]
Summary of stock options granted
Option Grant Date	Fiscal year 2014 option grants
Number of Share Granted	469,000
Two Thousand Five Stock Options Plan [Member] | January 23, 2013 [Member]
Summary of stock options granted
Option Grant Date	January 23, 2013
Number of Share Granted	40,000
Exercise Price Granted (in usd per share)	$ 19
Exercise of option grants	5 years	[1]
Option Grants Expires	Jan. 23, 2021
Two Thousand Five Stock Options Plan [Member] | May 24, 2012 [Member]
Summary of stock options granted
Option Grant Date	May 24, 2012
Number of Share Granted	346,000
Exercise Price Granted (in usd per share)	$ 29.17
Exercise of option grants	5 years	[1]
Option Grants Expires	May 24, 2020
Two Thousand Five Stock Options Plan [Member] | May 24, 2012 (Second Stated Grant) [Member]
Summary of stock options granted
Option Grant Date	May 24, 2012
Number of Share Granted	30,000
Exercise Price Granted (in usd per share)	$ 29.17
Exercise of option grants	4 years	[1]
Option Grants Expires	May 24, 2020
Two Thousand Five Stock Options Plan [Member] | May 23, 2012 [Member]
Summary of stock options granted
Option Grant Date	May 23, 2012
Number of Share Granted	115,500
Exercise Price Granted (in usd per share)	$ 29.45
Exercise of option grants	5 years	[1]
Option Grants Expires	May 23, 2020
Two Thousand Five Stock Options Plan [Member] | Fiscal year 2013 option grants [Member]
Summary of stock options granted
Number of Share Granted	556,500

[1] Options vest in equal annual installments on each grant anniversary date commencing one year following the date of grant.