Condensed Consolidated Balance Sheets (Unaudited) - USD ($) $ in Thousands	Sep. 30, 2017	Dec. 31, 2016
Assets
Cash	$ 1,369	$ 852
Accounts receivable, net of allowance for doubtful accounts of $1,987 in 2017 and $2,087 in 2016	107,413	96,877
Rental equipment, at cost:
Relocatable modular buildings	781,791	769,190
Electronic test equipment	258,877	246,325
Liquid and solid containment tanks and boxes	309,825	308,542
Rental equipment, gross	1,350,493	1,324,057
Less accumulated depreciation	(484,769)	(467,686)
Rental equipment, net	865,724	856,371
Property, plant and equipment, net	119,315	112,190
Prepaid expenses and other assets	26,844	25,583
Intangible assets, net	7,942	8,595
Goodwill	27,808	27,808
Total assets	1,156,415	1,128,276
Liabilities:
Notes payable	323,117	326,266
Accounts payable and accrued liabilities	81,765	78,205
Deferred income	42,188	37,499
Deferred income taxes, net	296,563	292,019
Total liabilities	743,633	733,989
Shareholders’ equity:
Common stock, no par value - Authorized 40,000 shares Issued and outstanding - 24,032 shares as of September 30, 2017 and 23,948 shares as of December 31, 2016	102,703	101,821
Retained earnings	310,210	292,521
Accumulated other comprehensive loss	(131)	(55)
Total shareholders’ equity	412,782	394,287
Total liabilities and shareholders’ equity	$ 1,156,415	$ 1,128,276