Acquisitions - Progressive Acquisition Purchase Price (Details) (Progressive Finance Holdings, LLC, USD $) In Thousands, unless otherwise specified	0 Months Ended	12 Months Ended
	Apr. 14, 2014	Mar. 31, 2015
Business Acquisition [Line Items]
Cash Consideration	$ 185,454
Deferred Cash Consideration	29,106
Estimated Purchase Price	705,810	705,810
Senior Notes | Private Placement Note Issuance
Business Acquisition [Line Items]
Proceeds from Long-term Debt	300,000
Senior Notes | Term Loan
Business Acquisition [Line Items]
Proceeds from Long-term Debt	126,250
Line of Credit | Revolving Credit Facility | Revolver
Business Acquisition [Line Items]
Proceeds from Long-term Debt	$ 65,000