CONSOLIDATED BALANCE SHEETS (Parenthetical) - USD ($) $ in Thousands	Mar. 31, 2016	Dec. 31, 2015
Current assets
Cash	$ 17,968	$ 17,447
Accounts receivable, allowance for doubtful accounts	807	548
Rental equipment net of accumulated depreciation	1,751,345	1,748,211
Rental equipment, accumulated depreciation	368,471	349,810
Net investment in direct finance leases	84,097	82,210
Intangible assets, accumulated amortization	1,313	1,237
Furniture, fixtures and equipment, accumulated depreciation	2,212	2,027
Current liabilities
Current portion of debt	114,533	169,596
Debt	$ 1,313,548	$ 1,249,057
Stockholders' equity
Common stock, par value	$ 0.0001	$ 0.0001
Common stock, shares authorized	84,000,000	84,000,000
Common stock, shares issued	19,428,894	20,132,706
Common stock, shares outstanding	19,428,894	20,132,706
Variable Interest Entity, Primary Beneficiary [Member]
Current assets
Cash	$ 35,134	$ 35,106
Rental equipment net of accumulated depreciation	69,263	85,101
Net investment in direct finance leases	1,882	1,915
Current liabilities
Current portion of debt	46,374	60,382
Debt	$ 59,773	$ 59,445