Derivatives - Additional Information (Details)	1 Months Ended	12 Months Ended
	Jul. 31, 2015 USD ($) $ / shares shares	Dec. 31, 2015 USD ($)	Aug. 10, 2015 shares	Jan. 31, 2015 USD ($) Counterparty
Derivatives Fair Value [Line Items]
Unrealized fair market value gain (loss)		$ (921,000)
Common shares issuable upon conversion of warrants | shares			1,250,764
Warrant
Derivatives Fair Value [Line Items]
Common shares issuable upon conversion of warrants | shares	1,250,764
Class of warrant exercisable period	3 years
Warrants exercise price | $ / shares	$ 22.50
Fair value derivative, liabilities	$ 1,500,000	600,000
Fair value derivative, gain		900,000
Interest Rate Swaps
Derivatives Fair Value [Line Items]
Derivative notional amount		109,143,000		$ 109,100,000
Number of counterparties | Counterparty				4
Unrealized fair market value gain (loss)		900,000
Additional amount to be classified as an increase to interest expense during next 12 months		1,700,000
Undesignated derivative instruments recorded by the Company		$ 0