Condensed Consolidated Balance Sheets (Unaudited) - USD ($) $ in Thousands	Jun. 30, 2017	Dec. 31, 2016
Assets
Cash	$ 1,871	$ 852
Accounts receivable, net of allowance for doubtful accounts of $1,987 in 2017 and $2,087 in 2016	96,539	96,877
Rental equipment, at cost:
Relocatable modular buildings	782,503	769,190
Electronic test equipment	249,935	246,325
Liquid and solid containment tanks and boxes	309,784	308,542
Rental equipment, gross	1,342,222	1,324,057
Less accumulated depreciation	(479,015)	(467,686)
Rental equipment, net	863,207	856,371
Property, plant and equipment, net	118,117	112,190
Prepaid expenses and other assets	34,422	25,583
Intangible assets, net	8,159	8,595
Goodwill	27,808	27,808
Total assets	1,150,123	1,128,276
Liabilities:
Notes payable	330,287	326,266
Accounts payable and accrued liabilities	82,332	78,205
Deferred income	42,533	37,499
Deferred income taxes, net	292,606	292,019
Total liabilities	747,758	733,989
Shareholders’ equity:
Common stock, no par value Authorized 40,000 shares Issued and outstanding 23,992 shares as of June 30, 2017 and 23,948 shares as of December 31, 2016	103,040	101,821
Retained earnings	299,452	292,521
Accumulated other comprehensive loss	(127)	(55)
Total shareholders’ equity	402,365	394,287
Total liabilities and shareholders’ equity	$ 1,150,123	$ 1,128,276