Summary of Significant Accounting Policies Venezuelan Foreign Currency Translation (Details)	3 Months Ended
	Jun. 30, 2014 USD ($)	Jun. 30, 2014 Foreign exchange rate - Bolivar [Member] VEF	Jun. 30, 2014 Foreign exchange rate - SICAD 1 [Member] VEF	Jun. 30, 2014 Foreign exchange rate - SICAD 2 [Member] VEF
Official currency exchange rate in Venezuela		6.30
SICAD 1 Venezuelan foreign currency exchange rate			10.60
SICAD 2 Venezuelan foreign currency exchange rate				49.98
SICAD 2 pre-tax charge	$ 58,000,000