Condensed Consolidated Balance Sheets (Unaudited) (USD $) In Thousands, unless otherwise specified	Sep. 30, 2014	Dec. 31, 2013
Current assets
Cash	$ 24,732	$ 4,065
Restricted cash	1,638	1,708
Accounts receivable (less allowance for doubtful accounts of $2,545 and $1,738 at September 30, 2014 and December 31, 2013, respectively)	71,569	58,351
Accounts receivable, related parties	1,651	475
Inventories	23,339	19,731
Income taxes receivable	341	41
Deferred offering costs		5,156
Other current assets	4,860	5,985
Total current assets	128,130	95,512
Property and equipment, net	37,302	29,475
Non-current assets
Goodwill	51,286	49,328
Intangibles, net	12,897	13,400
Other non-current assets	4,468	3,355
Total non-current assets	68,651	66,083
Total assets	234,083	191,070
Current liabilities
Current maturities of long-term debt	1,533	255
Current maturities of capital lease obligations	9,456	7,663
Accounts payable	47,846	40,114
Accounts payable, related parties		539
Accrued compensation	11,370	8,942
Other current liabilities	7,039	6,930
Total current liabilities	77,244	64,443
Long-term debt	23,878	27,771
Capital lease obligations, less current maturities	18,815	14,370
Put option - Redeemable Preferred Stock		490
Deferred income taxes	9,974	9,571
Other long-term liabilities	12,071	9,006
Total liabilities	141,982	125,651
Commitments and contingencies (Note 10)
Stockholders' equity (deficit)
Preferred stock value	0	0
Common stock value	319	162
Additional paid in capital	154,497
Accumulated deficit	(62,715)	(71,591)
Total stockholders' equity (deficit)	92,101	(71,429)
Total liabilities, redeemable instruments and stockholders' equity (deficit)	234,083	191,070
Redeemable Preferred Stock [Member]
Temporary Equity
Redeemable stock value		55,838
Stockholders' equity (deficit)
Total stockholders' equity (deficit)		55,838
Redeemable Common Stock [Member]
Temporary Equity
Redeemable stock value		81,010
Stockholders' equity (deficit)
Total stockholders' equity (deficit)		$ 81,010