Acquisitions - Narrative (Details) - USD ($)				3 Months Ended
	Mar. 31, 2016	Oct. 15, 2015		Mar. 31, 2016	Mar. 31, 2015
Business Combinations [Abstract]
Net cash payments related to acquisitions				$ 0	$ 3,623,000
Progressive Subsidiary | DAMI
Business Acquisition [Line Items]
Ownership interest acquired (percentage)		100.00%
Purchase Price	$ 54,900,000	$ 54,900,000	[1]
Cash acquired		4,200,000
Loans receivable, gross		$ 94,200,000

[1] As previously reported in the notes to the consolidated financial statements included in the Company's Annual Report on Form 10-K for the year ended December 31, 2015.