Condensed Consolidated Balance Sheets (Unaudited) - USD ($) $ in Thousands	Mar. 31, 2017	Dec. 31, 2016
Current assets
Cash	$ 24,607	$ 14,482
Accounts receivable (less allowance for doubtful accounts of $4,512 and $3,397 at March 31, 2017 and December 31, 2016, respectively)	161,936	128,466
Inventories	43,661	40,229
Other current assets	15,868	9,214
Total current assets	246,072	192,391
Property and equipment, net	71,530	67,788
Non-current assets
Goodwill	144,244	107,086
Intangibles, net	139,197	86,317
Other non-current assets	8,955	8,513
Total non-current assets	292,396	201,916
Total assets	609,998	462,095
Current liabilities
Current maturities of long-term debt	27,350	17,192
Current maturities of capital lease obligations	6,484	6,929
Accounts payable	76,223	67,921
Accrued compensation	17,879	18,212
Other current liabilities	26,866	19,851
Total current liabilities	154,802	130,105
Long-term debt	236,827	134,235
Capital lease obligations, less current maturities	7,671	8,364
Deferred income taxes	14,007	14,239
Other long-term liabilities	25,065	21,175
Total liabilities	438,372	308,118
Commitments and contingencies (Note 10)
Stockholders' equity
Preferred Stock; $0.01 par value: 5,000,000 authorized and 0 shares issued and outstanding at March 31, 2017 and December 31, 2016, respectively
Common Stock; $0.01 par value: 100,000,000 authorized, 32,417,753 and 32,135,176 issued and 31,765,959 and 31,484,774 shares outstanding at March 31, 2017 and December 31, 2016, respectively	324	321
Additional paid in capital	169,917	158,581
Retained earnings	13,658	7,294
Treasury Stock; at cost: 651,794 and 650,402 shares at March 31, 2017 and December 31, 2016, respectively	(12,273)	(12,219)
Total stockholders' equity	171,626	153,977
Total liabilities and stockholders' equity	$ 609,998	$ 462,095