Condensed Consolidated Balance Sheets (Unaudited) - USD ($) $ in Thousands	Mar. 31, 2018	Dec. 31, 2017
Current assets
Cash and cash equivalents	$ 19,906	$ 62,510
Investments	28,798	30,053
Accounts receivable (less allowance for doubtful accounts of $4,900 and $4,805 at March 31, 2018 and December 31, 2017, respectively)	188,651	180,725
Inventories	46,160	48,346
Other current assets	44,935	33,308
Total current assets	328,450	354,942
Property and equipment, net	84,531	81,075
Non-current assets
Goodwill	161,681	155,466
Intangibles, net	136,885	137,991
Other non-current assets	10,683	9,272
Total non-current assets	309,249	302,729
Total assets	722,230	738,746
Current liabilities
Current maturities of long-term debt	17,378	16,650
Current maturities of capital lease obligations	5,287	5,666
Accounts payable	87,273	87,425
Accrued compensation	19,003	25,399
Other current liabilities	25,277	24,666
Total current liabilities	154,218	159,806
Long-term debt	330,679	330,927
Capital lease obligations, less current maturities	5,525	6,479
Deferred income taxes	7,516	6,444
Other long-term liabilities	25,711	24,562
Total liabilities	523,649	528,218
Commitments and contingencies (Note 13)
Stockholders' equity
Preferred Stock; $0.01 par value: 5,000,000 authorized and 0 shares issued and outstanding at March 31, 2018 and December 31, 2017, respectively
Common Stock; $0.01 par value: 100,000,000 authorized, 32,595,324 and 32,524,934 issued and 31,518,607 and 31,862,146 shares outstanding at March 31, 2018 and December 31, 2017, respectively	326	325
Additional paid in capital	176,349	174,043
Retained earnings	57,604	48,434
Treasury Stock; at cost: 1,076,717 and 662,788 shares at March 31, 2018 and December 31, 2017, respectively	(37,477)	(12,781)
Accumulated other comprehensive income	1,779	507
Total stockholders' equity	198,581	210,528
Total liabilities and stockholders' equity	$ 722,230	$ 738,746

Assets Noncurrent Excluding Property Plant And Equipment

No definition available.

Name:	ibp_AssetsNoncurrentExcludingPropertyPlantAndEquipment
Namespace Prefix:	ibp_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

- Definition

Carrying value as of the balance sheet date of liabilities incurred (and for which invoices have typically been received) and payable to vendors for goods and services received that are used in an entity's business. Used to reflect the current portion of the liabilities (due within one year or within the normal operating cycle if longer).